STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Symbol, Footprint IPC-7351B & 3D STEP Model

STM32L162VEY6TR

STID: C2055893WLCSP-104(4.1x5.1) · 104 Pins · Pitch 0.40mmIPC-7351B Verified5.0 (0)
SYNCHRONIZED 4D CROSS-PROBE MODETouch or hover any pin to highlight concurrently across Symbol, Footprint and 3D
1. SYMBOL
U1 · STM32L162VEY6TR (WLCSP-104(4.1x5.1))A1VSS_2A2PD0A3PD4A4PD7A5PB4A6PB5A7BOOT0A8PE1A9VDD_3B1PA15B2PC12B3PD5B4PD6B5PB3B6PB7B7PE0B8VDD_3B9PE5C1VDD_2C2PC11C3PD2C4PD3C5PB6C6PB9C7VSS_3C8PE4C9PC13 WKUP2 -D1PH2D2VSS_2D3PA14D4PD1D5PB8D6PE2D7PE3D8PC14 - OSC32D9PC15 - OSC32E1PA11E2PA12E3PA13E4PC10E6PE6 - WKUP3E7V LCDE8VSS_5E9VDD_5F1PA9F2PA10F3PA8F4PC9F6PC0F7NRSTF8PH0OSC IN(4)F9PH1 - OSC OUM9VDD_4M8PA5M7PC5M6PB2M5PE8M4PE9M3PE12M2PB10M1VSS_1L9PA1L8VDD_4L7PC4L6PE7L5PE11L4PE14L3PB11L2VSS_1L1PB14K9PA0WKUP1 -K8VSS_4K7PA7K6PB1K5PE13K4PE15K3VDD_1K2PB15K1PD10J9VSSAJ8PA2J7PA4J6PB0J5PE10J4PB12J3PB13J2PD9J1PD14H9PC1H8VREF-H7PA3H6PA6H4PD8H3PD12H2PD13H1PC6G9PC2G8PC3G7VREF+G6VDDAG4PD11G3PD15G2PC8G1PC7Grid Pitch = 2.54mm (IEEE-315)-17.8-12.7-7.6-2.52.57.612.717.871.166.061.055.950.845.740.635.630.525.420.315.210.25.10-5.1-10.2-15.2-20.3-25.4-30.5-35.6-40.6-45.7-50.8-55.9-61.0-66.0-71.1mm
2. 2D FOOTPRINT
A1A2A3A4A5A6A7A8A9B1B2B3B4B5B6B7B8B9C1C2C3C4C5C6C7C8C9D1D2D3D4D5D6D7D8D9E1E2E3E4E6E7E8E9F1F2F3F4F6F7F8F9G1G2G3G4G6G7G8G9H1H2H3H4H6H7H8H9J1J2J3J4J5J6J7J8J9K1K2K3K4K5K6K7K8K9L1L2L3L4L5L6L7L8L9M1M2M3M4M5M6M7M8M9E=4.10mm · Pitch e=0.40mmD=5.10mm-4-3-2-10123443210-1-2-3-4mm
3. 3D CAD MODEL
Package Body: 4.10mm × 5.10mm · Pitch: 0.40mm · Ruler Step: 1.00mmSynced <100ms

Synchronized Pinout (Symbol / 2D / 3D) (104/104)

Touch or hover any pin to highlight concurrently across Symbol, Footprint and 3D
PinSymbolTypeFunction (EN)
A1VSS_2GNDGround Reference Pin (VSS_2)
A2PD0I/OMultiplexed I/O & Peripheral Pin PD0 (SPI)
A3PD4I/OMultiplexed I/O & Peripheral Pin PD4 (UART, SPI)
A4PD7I/OMultiplexed I/O & Peripheral Pin PD7 (UART)
A5PB4I/OMultiplexed I/O & Peripheral Pin PB4 (SPI, SWD/JTAG)
A6PB5I/OMultiplexed I/O & Peripheral Pin PB5 (SPI, I2C)
A7BOOT0IInput-Only Pin BOOT0 (General)
A8PE1I/OMultiplexed I/O & Peripheral Pin PE1 (General)
A9VDD_3PowerPower Supply Input (VDD_3 — 3.3V VDD (Max 4.0V))
B1PA15I/OMultiplexed I/O & Peripheral Pin PA15 (SPI, SWD/JTAG)
B2PC12I/OMultiplexed I/O & Peripheral Pin PC12 (UART, SPI)
B3PD5I/OMultiplexed I/O & Peripheral Pin PD5 (UART)
B4PD6I/OMultiplexed I/O & Peripheral Pin PD6 (UART)
B5PB3I/OMultiplexed I/O & Peripheral Pin PB3 (SPI, SWD/JTAG)
B6PB7I/OMultiplexed I/O & Peripheral Pin PB7 (UART, I2C)
B7PE0I/OMultiplexed I/O & Peripheral Pin PE0 (General)
B8VDD_3PowerPower Supply Input (VDD_3 — 3.3V VDD (Max 4.0V))
B9PE5I/OMultiplexed I/O & Peripheral Pin PE5 (General)
C1VDD_2PowerPower Supply Input (VDD_2 — 3.3V VDD (Max 4.0V))
C2PC11I/OMultiplexed I/O & Peripheral Pin PC11 (UART, SPI)
C3PD2I/OMultiplexed I/O & Peripheral Pin PD2 (UART)
C4PD3I/OMultiplexed I/O & Peripheral Pin PD3 (UART, SPI)
C5PB6I/OMultiplexed I/O & Peripheral Pin PB6 (UART, I2C)
C6PB9I/OMultiplexed I/O & Peripheral Pin PB9 (I2C)
C7VSS_3GNDGround Reference Pin (VSS_3)
C8PE4I/OMultiplexed I/O & Peripheral Pin PE4 (General)
C9PC13 WKUP2 -I/OMultiplexed I/O & Peripheral Pin PC13 WKUP2 - (RTC/CLK)
D1PH2I/OMultiplexed I/O & Peripheral Pin PH2 (General)
D2VSS_2GNDGround Reference Pin (VSS_2)
D3PA14I/OMultiplexed I/O & Peripheral Pin PA14 (SWD/JTAG)
D4PD1I/OMultiplexed I/O & Peripheral Pin PD1 (SPI)
D5PB8I/OMultiplexed I/O & Peripheral Pin PB8 (I2C)
D6PE2I/OMultiplexed I/O & Peripheral Pin PE2 (General)
D7PE3I/OMultiplexed I/O & Peripheral Pin PE3 (General)
D8PC14 - OSC32 IN(3)_I/OMultiplexed I/O & Peripheral Pin PC14 - OSC32 IN(3)_ (RTC/CLK)
D9PC15 - OSC32_OUTI/OMultiplexed I/O & Peripheral Pin PC15 - OSC32_OUT (RTC/CLK)
E1PA11I/OMultiplexed I/O & Peripheral Pin PA11 (USB, UART, SPI)
E2PA12I/OMultiplexed I/O & Peripheral Pin PA12 (USB, UART, SPI)
E3PA13I/OMultiplexed I/O & Peripheral Pin PA13 (SWD/JTAG)
E4PC10I/OMultiplexed I/O & Peripheral Pin PC10 (UART, SPI)
E6PE6 - WKUP3I/OMultiplexed I/O & Peripheral Pin PE6 - WKUP3 (RTC/CLK)
E7V LCDI/OMultiplexed I/O & Peripheral Pin V LCD (General)
E8VSS_5GNDGround Reference Pin (VSS_5)
E9VDD_5PowerPower Supply Input (VDD_5 — 3.3V VDD (Max 4.0V))
F1PA9I/OMultiplexed I/O & Peripheral Pin PA9 (UART)
F2PA10I/OMultiplexed I/O & Peripheral Pin PA10 (UART)
F3PA8I/OMultiplexed I/O & Peripheral Pin PA8 (UART, RTC/CLK)
F4PC9I/OMultiplexed I/O & Peripheral Pin PC9 (General)
F6PC0I/OMultiplexed I/O & Peripheral Pin PC0 (ADC)
F7NRSTISystem Enable & Hardware Reset (NRST)
F8PH0OSC IN(4) -_I/OMultiplexed I/O & Peripheral Pin PH0OSC IN(4) -_ (RTC/CLK)
F9PH1 - OSC OUT(4)_I/OMultiplexed I/O & Peripheral Pin PH1 - OSC OUT(4)_ (RTC/CLK)
G1PC7I/OMultiplexed I/O & Peripheral Pin PC7 (General)
G2PC8I/OMultiplexed I/O & Peripheral Pin PC8 (General)
G3PD15I/OMultiplexed I/O & Peripheral Pin PD15 (General)
G4PD11I/OMultiplexed I/O & Peripheral Pin PD11 (UART)
G6VDDAPowerPower Supply Input (VDDA — 3.3V VDD (Max 4.0V))
G7VREF+AnalogMultiplexed I/O & Peripheral Pin VREF+ (General)
G8PC3I/OMultiplexed I/O & Peripheral Pin PC3 (ADC)
G9PC2I/OMultiplexed I/O & Peripheral Pin PC2 (ADC)
H1PC6I/OMultiplexed I/O & Peripheral Pin PC6 (General)
H2PD13I/OMultiplexed I/O & Peripheral Pin PD13 (General)
H3PD12I/OMultiplexed I/O & Peripheral Pin PD12 (UART)
H4PD8I/OMultiplexed I/O & Peripheral Pin PD8 (UART)
H6PA6I/OMultiplexed I/O & Peripheral Pin PA6 (SPI, ADC)
H7PA3I/OMultiplexed I/O & Peripheral Pin PA3 (UART, ADC)
H8VREF-AnalogMultiplexed I/O & Peripheral Pin VREF- (General)
H9PC1I/OMultiplexed I/O & Peripheral Pin PC1 (ADC)
J1PD14I/OMultiplexed I/O & Peripheral Pin PD14 (General)
J2PD9I/OMultiplexed I/O & Peripheral Pin PD9 (UART)
J3PB13I/OMultiplexed I/O & Peripheral Pin PB13 (UART, SPI, ADC)
J4PB12I/OMultiplexed I/O & Peripheral Pin PB12 (UART, SPI, I2C, ADC)
J5PE10I/OMultiplexed I/O & Peripheral Pin PE10 (ADC, PWM)
J6PB0I/OMultiplexed I/O & Peripheral Pin PB0 (ADC)
J7PA4I/OMultiplexed I/O & Peripheral Pin PA4 (UART, SPI, ADC, DAC)
J8PA2I/OMultiplexed I/O & Peripheral Pin PA2 (UART, ADC)
J9VSSAGNDGround Reference Pin (VSSA)
K1PD10I/OMultiplexed I/O & Peripheral Pin PD10 (UART)
K2PB15I/OMultiplexed I/O & Peripheral Pin PB15 (SPI, ADC, RTC/CLK)
K3VDD_1PowerPower Supply Input (VDD_1 — 3.3V VDD (Max 4.0V))
K4PE15I/OMultiplexed I/O & Peripheral Pin PE15 (SPI)
K5PE13I/OMultiplexed I/O & Peripheral Pin PE13 (SPI)
K6PB1I/OMultiplexed I/O & Peripheral Pin PB1 (ADC)
K7PA7I/OMultiplexed I/O & Peripheral Pin PA7 (SPI, ADC)
K8VSS_4GNDGround Reference Pin (VSS_4)
K9PA0WKUP1 -I/OMultiplexed I/O & Peripheral Pin PA0WKUP1 - (UART, ADC, RTC/CLK)
L1PB14I/OMultiplexed I/O & Peripheral Pin PB14 (UART, SPI, ADC)
L2VSS_1GNDGround Reference Pin (VSS_1)
L3PB11I/OMultiplexed I/O & Peripheral Pin PB11 (UART, I2C)
L4PE14I/OMultiplexed I/O & Peripheral Pin PE14 (SPI)
L5PE11I/OMultiplexed I/O & Peripheral Pin PE11 (PWM)
L6PE7I/OMultiplexed I/O & Peripheral Pin PE7 (ADC)
L7PC4I/OMultiplexed I/O & Peripheral Pin PC4 (ADC)
L8VDD_4PowerPower Supply Input (VDD_4 — 3.3V VDD (Max 4.0V))
L9PA1I/OMultiplexed I/O & Peripheral Pin PA1 (UART, ADC)
M1VSS_1GNDGround Reference Pin (VSS_1)
M2PB10I/OMultiplexed I/O & Peripheral Pin PB10 (UART, I2C)
M3PE12I/OMultiplexed I/O & Peripheral Pin PE12 (SPI)
M4PE9I/OMultiplexed I/O & Peripheral Pin PE9 (ADC, PWM)
M5PE8I/OMultiplexed I/O & Peripheral Pin PE8 (ADC)
M6PB2I/OMultiplexed I/O & Peripheral Pin PB2 (ADC)
M7PC5I/OMultiplexed I/O & Peripheral Pin PC5 (ADC)
M8PA5I/OMultiplexed I/O & Peripheral Pin PA5 (SPI, ADC, DAC)
M9VDD_4PowerPower Supply Input (VDD_4 — 3.3V VDD (Max 4.0V))
PIN A1 VSS_2
GND
Ground Reference Pin (VSS_2)
Design note: VSS_2
IPC-7351B Solder Density & Span C/G/Z Tuner

Live Embedded Datasheet PDF & Technical Drawing Gallery (6 Standard Drawings + 12 Extracted Figures)

Read the original datasheet PDF directly or click any drawing to view fullscreen
Open PDF in New Window ↗Read Datasheet PDF (.pdf)
PDF VIEWEROfficial Datasheet Document: STM32L162VEY6TR (ST · WLCSP-104(4.1x5.1))
Scroll, search text (Ctrl+F), or expand directly inside the embedded PDF reader below
1. Realistic 3D PackageREPRESENTATIVE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) - 1. Realistic 3D Package
Detailed solid 3D bodyExpand ›
2. Standard Pinout (Top View)CLEANROOM PINOUT
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) - 2. Standard Pinout (Top View)
True package pinout (104 pins)Expand ›
3. Original Datasheet PinoutPDF PINOUT
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) - 3. Original Datasheet Pinout
Uncropped datasheet pin diagramExpand ›
4. Package Dimensions (D×E×A)PACKAGE DIMENSIONS
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) - 4. Package Dimensions (D×E×A)
WLCSP-104(4.1x5.1) · 4.10×5.10mm · Pitch 0.40mmExpand ›
5. Recommended Land PatternLAND PATTERN
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) - 5. Recommended Land Pattern
IPC-7351B Footprint (104 Pads)Expand ›
6. Application SchematicSCHEMATIC
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) - 6. Application Schematic
Typical Application SchematicExpand ›
Original Datasheet Pinouts & Technical Drawings (12 figures · Page 1/1)
Showing 1–12 of 12 uncropped original figures for STM32L162
P1 · p01_fig02EXACT PACKAGE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — August 2017 DocID025882 Rev 7 1/130
August 2017 DocID025882 Rev 7 1/130
P32 · p32_fig01EXACT PACKAGE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Figure 4. STM32L162VE LQFP100 pinout 6$$?�� 633?�� 0%�� 0%�� 0"�� 0"�� "//4��                          
Figure 4. STM32L162VE LQFP100 pinout 6$$? 633? 0% 0% 0" 0" "//4                          
P34 · p34_fig01EXACT PACKAGE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Figure 6. STM32L162VEY WLCSP104 ballout ϵ ϭ Ϯ
Figure 6. STM32L162VEY WLCSP104 ballout ϵ ϭ Ϯ
P122 · p122_fig01EXACT PACKAGE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Figure 39. WLCSP104, 0.4 mm pitch wafer level chip scale package outline
Figure 39. WLCSP104, 0.4 mm pitch wafer level chip scale package outline
P123 · p123_fig01EXACT PACKAGE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Figure 40. WLCSP104, 0.4 mm pitch wafer level chip scale package recommended
Figure 40. WLCSP104, 0.4 mm pitch wafer level chip scale package recommended
P124 · p124_fig01EXACT PACKAGE
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Figure 41. WLCSP104, 0.4 mm pitch wafer level chip scale package top view example
Figure 41. WLCSP104, 0.4 mm pitch wafer level chip scale package top view example
P1 · p01_fig01881×467px
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3 with 512KB
Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3 with 512KB
P32 · p32_fig01P32
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Datasheet Page 32 (p32_fig01)
Datasheet Page 32 (p32_fig01)
P79 · p79_fig011546×548px
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Figure 16. Typical application with a 32.768 kHz crystal
Figure 16. Typical application with a 32.768 kHz crystal
P79 · p79_fig01P79
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Datasheet Page 79 (p79_fig01)
Datasheet Page 79 (p79_fig01)
P123 · p123_fig01P123
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — Datasheet Page 123 (p123_fig01)
Datasheet Page 123 (p123_fig01)
P128 · p128_fig011548×2026px
STM32L162VEY6TR (WLCSP-104(4.1x5.1)) — 9 Revision History
9 Revision History

Technical Specifications & Part Details (STM32L162VEY6TR)

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet (EN)
Embedded Microcontroller Unit (MCU)
Detailed Overview:STM32L162VEY6TR (WLCSP-104(4.1x5.1)) is a 104-pin embedded microcontroller unit (mcu) featuring a 5.10 × 4.10 × 0.56 mm mechanical envelope (lead pitch e = 0.40 mm). Rated for 1.65 V to 3.6 V supply operation across -40 °C to 105 °C with integrated USB, UART, SPI, I2C, I2S, ADC, DAC, PWM, JTAG / SWD, RTC/CLK, SWD/JTAG interfaces.
Operating Supply VoltageV_CC / V_DD
1.65 V to 3.6 V
Place 100nF + 10µF X7R decoupling capacitors < 2mm from supply pins
Ambient Operating TemperatureT_A
-40 °C to 105 °C
Industrial temperature grade; T_J(max) = +125°C
Clock / RF Operating Frequencyf_CLK / f_RF
32 kHz
Extracted from authoritative PDF specification tables
Current & Power RatingI_OUT / I_CC
I_GPIO(max) = ±20 mA / pin | I_VDD(total) ≤ 150 mA
70 5V-tolerant (FT) pins detected
Package Envelope (D × E × A)D × E × A
5.10 × 4.10 × 0.56 mm (A1=0.17 mm)
Package family: WLCSP (WLCSP-104(4.1x5.1))
Pin Count & Lead PitchN / e
104 Pins | Pitch e = 0.40 mm (15.7 mil)
Normalized to Center-to-Center Span C per IPC-7351B
Integrated Peripheral InterfacesBuses
USB, UART, SPI, I2C, I2S, ADC, DAC, PWM, JTAG / SWD, RTC/CLK, SWD/JTAG
Cross-linked with 4D Pinout & Schematic Symbol
Reflow & Moisture SensitivityIPC / MSL
IPC-7351B Level B | J-STD-020 (Peak 260°C) | MSL-3
60% windowed solder paste stencil on thermal EPAD
Engineering Safety Alert: Boot Strapping Pin Alert (BOOT0, PB2): Do not force conflicting external pull-ups/pull-downs during POR reset.
Engineering Safety Alert: Connect exposed thermal pad (if present) to internal ground plane via 0.3mm stitched thermal vias.

5-Point Standards Verification

Automated compliance checks prior to export
5/5 PASS
IEEE-315 Symbol104 auto-grouped pins
OK
IPC-7351B Land Pattern104 pads · Pitch 0.40mm
OK
IPC-7525 60% Solder PasteReflow 1:1 Standard
OK
DFM Rules JLCPCB / PCBWayMin pad clearance: 0.25mm
OK
3D STEP AP214 & GLBAligned coordinate origin (0,0,0)
OK

Hardware Verification & Community Engineering Reviews

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet
5.00 PCB Verified

Mechanical Dimensions & Land Pattern (WLCSP-104(4.1x5.1))

Extracted from Datasheet & IPC-7351B Normalized
mm
Package Body (D × E)Nominal
5.10 × 4.10 mm
Height (A) & Pitch (e)IPC-7351B
A=0.56mm · e=0.40mm
Pad Size (W × L)Level B
0.20 × 0.20 mm
Pins / Total PadsTopology
104P / 104Pad (BGA_GRID)

Recommended Companion BOM & Drop-In Equivalents

Passive external components per reference schematic and 1:1 pin-compatible alternatives
DFM READY
Designator / Replacement MPNValue / PackageFunction & PCB Layout Rule
N/A
BOM
Per application circuit
WLCSP-104(4.1x5.1)
Size power & signal trace widths for rated load current following IPC-2221 clearance rules.

Technical Frequently Asked Questions (FAQ) — STM32L162VEY6TR (WLCSP-104(4.1x5.1))

Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formats
IPC-7351B / IEEE-315

What is the Pinout and operating voltage specification of STM32L162VEY6TR (WLCSP-104(4.1x5.1))?

Manufactured by ST, the STM32L162VEY6TR is housed in a WLCSP-104(4.1x5.1) package with 104 pins and a 0.40 mm lead pitch, supporting a VCC supply range of 1.65 V to 3.6 V. Key pins include: A1 (VSS_2: Ground Reference Pin (VSS_2)), A2 (PD0: Multiplexed I/O & Peripheral Pin PD0 (SPI)), A3 (PD4: Multiplexed I/O & Peripheral Pin PD4 (UART, SPI)), A4 (PD7: Multiplexed I/O & Peripheral Pin PD7 (UART)), A5 (PB4: Multiplexed I/O & Peripheral Pin PB4 (SPI, SWD/JTAG)), A6 (PB5: Multiplexed I/O & Peripheral Pin PB5 (SPI, I2C)).

What are the IPC-7351B PCB Footprint dimensions for STM32L162VEY6TR?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32L162VEY6TR (WLCSP-104(4.1x5.1)) has a nominal body envelope of 4.10 × 5.10 mm, pitch e = 0.40 mm, and 104 copper pads.

Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for STM32L162VEY6TR?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32L162VEY6TR (ST, WLCSP-104(4.1x5.1)) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.

Static Reference Appendix: Pinout Table (104 pins) & STM32L162 Family VariantsExpand static table
Pin #Signal NameElectrical TypeFunctional Description & Design Notes
A1VSS_2GND0V electrical ground return terminal (VSS_2) for internal core logic, I/O drivers, and analog sub-blocks.
A2PD0Digital_IOSignal terminal PD0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSS. Supported peripheral buses: SPI.
A3PD4Digital_IOSignal terminal PD4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MOSI. Supported peripheral buses: UART, SPI.
A4PD7Digital_IOSignal terminal PD7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD7. Supported peripheral buses: UART.
A5PB4Digital_IOSignal terminal PB4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO, SPI3_MISO. Supported peripheral buses: SPI, SWD/JTAG.
A6PB5Digital_IOSignal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SMBA, SPI1_MOSI, SPI3_MOSI. Supported peripheral buses: SPI, I2C.
A7BOOT0Digital_IOSignal terminal BOOT0 (I, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: BOOT0. Supported peripheral buses: General.
A8PE1Digital_IOSignal terminal PE1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE1. Supported peripheral buses: General.
A9VDD_3Power_InPrimary positive power supply input (VDD_3) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
B1PA15Digital_IOSignal terminal PA15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_NSS, SPI3_NSS. Supported peripheral buses: SPI, SWD/JTAG.
B2PC12Digital_IOSignal terminal PC12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MOSI. Supported peripheral buses: UART, SPI.
B3PD5Digital_IOSignal terminal PD5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD5. Supported peripheral buses: UART.
B4PD6Digital_IOSignal terminal PD6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD6. Supported peripheral buses: UART.
B5PB3Digital_IOSignal terminal PB3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK, SPI3_SCK. Supported peripheral buses: SPI, SWD/JTAG.
B6PB7Digital_IOSignal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA. Supported peripheral buses: UART, I2C.
B7PE0Digital_IOSignal terminal PE0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE0. Supported peripheral buses: General.
B8VDD_3Power_InPrimary positive power supply input (VDD_3) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
B9PE5Digital_IOSignal terminal PE5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE5. Supported peripheral buses: General.
C1VDD_2Power_InPrimary positive power supply input (VDD_2) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
C2PC11Digital_IOSignal terminal PC11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MISO. Supported peripheral buses: UART, SPI.
C3PD2Digital_IOSignal terminal PD2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD2. Supported peripheral buses: UART.
C4PD3Digital_IOSignal terminal PD3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MISO. Supported peripheral buses: UART, SPI.
C5PB6Digital_IOSignal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL. Supported peripheral buses: UART, I2C.
C6PB9Digital_IOSignal terminal PB9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA. Supported peripheral buses: I2C.
C7VSS_3GND0V electrical ground return terminal (VSS_3) for internal core logic, I/O drivers, and analog sub-blocks.
C8PE4Digital_IOSignal terminal PE4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE4. Supported peripheral buses: General.
C9PC13 WKUP2 -Digital_IOSignal terminal PC13 WKUP2 - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC13 WKUP2 -. Supported peripheral buses: RTC/CLK.
D1PH2Digital_IOSignal terminal PH2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PH2. Supported peripheral buses: General.
D2VSS_2GND0V electrical ground return terminal (VSS_2) for internal core logic, I/O drivers, and analog sub-blocks.
D3PA14Digital_IOSignal terminal PA14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA14. Supported peripheral buses: SWD/JTAG.
D4PD1Digital_IOSignal terminal PD1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: SPI.
D5PB8Digital_IOSignal terminal PB8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL. Supported peripheral buses: I2C.
D6PE2Digital_IOSignal terminal PE2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE2. Supported peripheral buses: General.
D7PE3Digital_IOSignal terminal PE3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE3. Supported peripheral buses: General.
D8PC14 - OSC32 IN(3)_Digital_IOSignal terminal PC14 - OSC32 IN(3)_ (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC14 - OSC32 IN(3)_. Supported peripheral buses: RTC/CLK.
D9PC15 - OSC32_OUTDigital_IOSignal terminal PC15 - OSC32_OUT (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC15 - OSC32_OUT. Supported peripheral buses: RTC/CLK.
E1PA11Digital_IOSignal terminal PA11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO_, USB_DM. Supported peripheral buses: USB, UART, SPI.
E2PA12Digital_IOSignal terminal PA12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI_, USB_DP. Supported peripheral buses: USB, UART, SPI.
E3PA13Digital_IOSignal terminal PA13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA13. Supported peripheral buses: SWD/JTAG.
E4PC10Digital_IOSignal terminal PC10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_SCK. Supported peripheral buses: UART, SPI.
E6PE6 - WKUP3Digital_IOSignal terminal PE6 - WKUP3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE6 - WKUP3. Supported peripheral buses: RTC/CLK.
E7V LCDDigital_IOSignal terminal V LCD (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: V LCD. Supported peripheral buses: General.
E8VSS_5GND0V electrical ground return terminal (VSS_5) for internal core logic, I/O drivers, and analog sub-blocks.
E9VDD_5Power_InPrimary positive power supply input (VDD_5) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
F1PA9Digital_IOSignal terminal PA9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA9. Supported peripheral buses: UART.
F2PA10Digital_IOSignal terminal PA10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA10. Supported peripheral buses: UART.
F3PA8Digital_IOSignal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA8. Supported peripheral buses: UART, RTC/CLK.
F4PC9Digital_IOSignal terminal PC9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC9. Supported peripheral buses: General.
F6PC0Digital_IOSignal terminal PC0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC0. Supported peripheral buses: ADC.
F7NRSTDigital_IOActive-low hardware reset terminal (NRST): pulling this pin Low resets the processor core and peripherals.
F8PH0OSC IN(4) -_Digital_IOSignal terminal PH0OSC IN(4) -_ (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PH0OSC IN(4) -_. Supported peripheral buses: RTC/CLK.
F9PH1 - OSC OUT(4)_Digital_IOSignal terminal PH1 - OSC OUT(4)_ (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PH1 - OSC OUT(4)_. Supported peripheral buses: RTC/CLK.
G1PC7Digital_IOSignal terminal PC7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC7. Supported peripheral buses: General.
G2PC8Digital_IOSignal terminal PC8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC8. Supported peripheral buses: General.
G3PD15Digital_IOSignal terminal PD15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD15. Supported peripheral buses: General.
G4PD11Digital_IOSignal terminal PD11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD11. Supported peripheral buses: UART.
G6VDDAPower_InPrimary positive power supply input (VDDA) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
G7VREF+AnalogSignal terminal VREF+ (Analog, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: VREF+. Supported peripheral buses: General.
G8PC3Digital_IOSignal terminal PC3 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC3. Supported peripheral buses: ADC.
G9PC2Digital_IOSignal terminal PC2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC2. Supported peripheral buses: ADC.
H1PC6Digital_IOSignal terminal PC6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC6. Supported peripheral buses: General.
H2PD13Digital_IOSignal terminal PD13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD13. Supported peripheral buses: General.
H3PD12Digital_IOSignal terminal PD12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD12. Supported peripheral buses: UART.
H4PD8Digital_IOSignal terminal PD8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD8. Supported peripheral buses: UART.