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STM32G473MEY6TR (WLCSP-81(4x4.3)) — Symbol, Footprint IPC-7351B & 3D STEP Model

STM32G473MEY6TR

STID: C3229179WLCSP-81(4x4.3) · 81 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 · STM32G473MEY6TR (WLCSP-81(4x4.3))A1VDDA2PA15A3PC12A4PD1A5PB3A6PB5A7PB9A8VSSA9VDDB1VSSB2PA13B3PC10B4PD0B5PD2B6PB6B7PB8BOOT0 -B8PC13B9VBATC1PA12C2PA11C3PA14C4PC11C5PC8C6PB4C7PB7C8PC1C9PC14 - OSC32D1PA8D2PC9D3PA10D4PA9D5PC7D6PA4D7PA0D8PG10NRST -D9PC15 - OSC32E1VDDE2PD11E3PC6E4PB15E5PE12J9VDDJ8PA7J7PB2J6VREF+J5VDDAJ4PE10J3PE14J2VSSJ1VDDH9VSSH8PA3H7PC5H6VSSAH5PE7H4PE11H3PB10H2PB11H1PB13G9PC3G8PA2G7PA6G6PB1G5PE8G4PE13G3PB12G2PB14G1PD8F9PF1 - OSC_OUF8PC2F7PA5F6PB0F5PE9F4PE15F3PD9F2PD10F1VSSE9PF0OSC IN -_E8PC0E7PA1E6PC4Grid Pitch = 2.54mm (IEEE-315)-17.8-12.7-7.6-2.52.57.612.717.858.453.348.343.238.133.027.922.917.812.77.62.5-2.5-7.6-12.7-17.8-22.9-27.9-33.0-38.1-43.2-48.3-53.3-58.4mm
2. 2D FOOTPRINT
A1B1C1D1E1F1G1H1J1A2B2C2D2E2F2G2H2J2A3B3C3D3E3F3G3H3J3A4B4C4D4E4F4G4H4J4A5B5C5D5E5F5G5H5J5A6B6C6D6E6F6G6H6J6A7B7C7D7E7F7G7H7J7A8B8C8D8E8F8G8H8J8A9B9C9D9E9F9G9H9J9E=4.00mm · Pitch e=0.40mmD=4.30mm-4-3-2-10123443210-1-2-3-4mm
3. 3D CAD MODEL
Package Body: 4.00mm × 4.30mm · Pitch: 0.40mm · Ruler Step: 1.00mmSynced <100ms

Synchronized Pinout (Symbol / 2D / 3D) (81/81)

Touch or hover any pin to highlight concurrently across Symbol, Footprint and 3D
PinSymbolTypeFunction (EN)
A1VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
A2PA15I/OMultiplexed I/O & Peripheral Pin PA15 (UART, SPI, PWM, SWD/JTAG)
A3PC12I/OMultiplexed I/O & Peripheral Pin PC12 (UART, SPI, PWM)
A4PD1I/OMultiplexed I/O & Peripheral Pin PD1 (PWM)
A5PB3I/OMultiplexed I/O & Peripheral Pin PB3 (UART, SPI, PWM, SWD/JTAG)
A6PB5I/OMultiplexed I/O & Peripheral Pin PB5 (UART, SPI, I2C, PWM)
A7PB9I/OMultiplexed I/O & Peripheral Pin PB9 (I2C, PWM)
A8VSSGNDGround Reference Pin (VSS)
A9VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
B1VSSGNDGround Reference Pin (VSS)
B2PA13I/OMultiplexed I/O & Peripheral Pin PA13 (UART, I2C, PWM, SWD/JTAG)
B3PC10I/OMultiplexed I/O & Peripheral Pin PC10 (UART, SPI, PWM)
B4PD0I/OMultiplexed I/O & Peripheral Pin PD0 (PWM)
B5PD2I/OMultiplexed I/O & Peripheral Pin PD2 (UART)
B6PB6I/OMultiplexed I/O & Peripheral Pin PB6 (UART, PWM)
B7PB8BOOT0 -I/OMultiplexed I/O & Peripheral Pin PB8BOOT0 - (UART, I2C, PWM)
B8PC13I/OMultiplexed I/O & Peripheral Pin PC13 (PWM, RTC/CLK)
B9VBATPowerPower Supply Input (VBAT — 3.3V VDD (Max 4.0V))
C1PA12I/OMultiplexed I/O & Peripheral Pin PA12 (USB, UART, PWM)
C2PA11I/OMultiplexed I/O & Peripheral Pin PA11 (USB, UART, SPI, PWM)
C3PA14I/OMultiplexed I/O & Peripheral Pin PA14 (UART, I2C, PWM, SWD/JTAG)
C4PC11I/OMultiplexed I/O & Peripheral Pin PC11 (UART, SPI, I2C, PWM)
C5PC8I/OMultiplexed I/O & Peripheral Pin PC8 (I2C, PWM)
C6PB4I/OMultiplexed I/O & Peripheral Pin PB4 (UART, SPI, PWM)
C7PB7I/OMultiplexed I/O & Peripheral Pin PB7 (UART, I2C, PWM)
C8PC1I/OMultiplexed I/O & Peripheral Pin PC1 (I2C, ADC, PWM)
C9PC14 - OSC32_INI/OMultiplexed I/O & Peripheral Pin PC14 - OSC32_IN (RTC/CLK)
D1PA8I/OMultiplexed I/O & Peripheral Pin PA8 (UART, SPI, I2C, ADC, PWM, RTC/CLK)
D2PC9I/OMultiplexed I/O & Peripheral Pin PC9 (I2C, PWM)
D3PA10I/OMultiplexed I/O & Peripheral Pin PA10 (USB, UART, SPI, I2C, PWM)
D4PA9I/OMultiplexed I/O & Peripheral Pin PA9 (UART, I2C, ADC, PWM)
D5PC7I/OMultiplexed I/O & Peripheral Pin PC7 (I2C, PWM)
D6PA4I/OMultiplexed I/O & Peripheral Pin PA4 (UART, SPI, ADC, DAC, PWM)
D7PA0I/OMultiplexed I/O & Peripheral Pin PA0 (UART, ADC, PWM, RTC/CLK)
D8PG10NRST -I/OMultiplexed I/O & Peripheral Pin PG10NRST - (RTC/CLK)
D9PC15 - OSC32_OUTI/OMultiplexed I/O & Peripheral Pin PC15 - OSC32_OUT (RTC/CLK)
E1VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
E2PD11I/OMultiplexed I/O & Peripheral Pin PD11 (UART, I2C, ADC)
E3PC6I/OMultiplexed I/O & Peripheral Pin PC6 (I2C, PWM)
E4PB15I/OMultiplexed I/O & Peripheral Pin PB15 (SPI, ADC, PWM, RTC/CLK)
E5PE12I/OMultiplexed I/O & Peripheral Pin PE12 (SPI, ADC, PWM)
E6PC4I/OMultiplexed I/O & Peripheral Pin PC4 (UART, ADC)
E7PA1I/OMultiplexed I/O & Peripheral Pin PA1 (UART, ADC, PWM, RTC/CLK)
E8PC0I/OMultiplexed I/O & Peripheral Pin PC0 (ADC, PWM)
E9PF0OSC IN -_I/OMultiplexed I/O & Peripheral Pin PF0OSC IN -_ (SPI, I2C, ADC, PWM, RTC/CLK)
F1VSSGNDGround Reference Pin (VSS)
F2PD10I/OMultiplexed I/O & Peripheral Pin PD10 (UART, ADC)
F3PD9I/OMultiplexed I/O & Peripheral Pin PD9 (UART, ADC)
F4PE15I/OMultiplexed I/O & Peripheral Pin PE15 (UART, ADC, PWM)
F5PE9I/OMultiplexed I/O & Peripheral Pin PE9 (ADC, PWM)
F6PB0I/OMultiplexed I/O & Peripheral Pin PB0 (ADC, PWM)
F7PA5I/OMultiplexed I/O & Peripheral Pin PA5 (SPI, ADC, DAC, PWM)
F8PC2I/OMultiplexed I/O & Peripheral Pin PC2 (ADC, PWM)
F9PF1 - OSC_OUTI/OMultiplexed I/O & Peripheral Pin PF1 - OSC_OUT (SPI, ADC, RTC/CLK)
G1PD8I/OMultiplexed I/O & Peripheral Pin PD8 (UART, ADC)
G2PB14I/OMultiplexed I/O & Peripheral Pin PB14 (UART, SPI, ADC, PWM)
G3PB12I/OMultiplexed I/O & Peripheral Pin PB12 (UART, SPI, I2C, ADC)
G4PE13I/OMultiplexed I/O & Peripheral Pin PE13 (SPI, ADC, PWM)
G5PE8I/OMultiplexed I/O & Peripheral Pin PE8 (SPI, ADC, PWM)
G6PB1I/OMultiplexed I/O & Peripheral Pin PB1 (ADC, PWM)
G7PA6I/OMultiplexed I/O & Peripheral Pin PA6 (UART, SPI, ADC, DAC, PWM)
G8PA2I/OMultiplexed I/O & Peripheral Pin PA2 (UART, ADC, PWM)
G9PC3I/OMultiplexed I/O & Peripheral Pin PC3 (I2C, ADC, PWM)
H1PB13I/OMultiplexed I/O & Peripheral Pin PB13 (UART, SPI, ADC, PWM)
H2PB11I/OMultiplexed I/O & Peripheral Pin PB11 (UART, ADC, PWM)
H3PB10I/OMultiplexed I/O & Peripheral Pin PB10 (UART, SPI, PWM)
H4PE11I/OMultiplexed I/O & Peripheral Pin PE11 (SPI, ADC, PWM)
H5PE7I/OMultiplexed I/O & Peripheral Pin PE7 (ADC)
H6VSSAGNDGround Reference Pin (VSSA)
H7PC5I/OMultiplexed I/O & Peripheral Pin PC5 (UART, ADC, PWM)
H8PA3I/OMultiplexed I/O & Peripheral Pin PA3 (UART, ADC, PWM)
H9VSSGNDGround Reference Pin (VSS)
J1VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
J2VSSGNDGround Reference Pin (VSS)
J3PE14I/OMultiplexed I/O & Peripheral Pin PE14 (SPI, ADC, PWM)
J4PE10I/OMultiplexed I/O & Peripheral Pin PE10 (ADC, PWM)
J5VDDAPowerPower Supply Input (VDDA — 3.3V VDD (Max 4.0V))
J6VREF+AnalogMultiplexed I/O & Peripheral Pin VREF+ (General)
J7PB2I/OMultiplexed I/O & Peripheral Pin PB2 (I2C, ADC, PWM, RTC/CLK)
J8PA7I/OMultiplexed I/O & Peripheral Pin PA7 (SPI, ADC, PWM)
J9VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
PIN A1 VDD
Power
Power Supply Input (VDD — 3.3V VDD (Max 4.0V))
Design note: Primary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
IPC-7351B Solder Density & Span C/G/Z Tuner

Live Embedded Datasheet PDF & Technical Drawing Gallery (6 Standard Drawings + 15 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: STM32G473MEY6TR (ST · WLCSP-81(4x4.3))
Scroll, search text (Ctrl+F), or expand directly inside the embedded PDF reader below
1. Realistic 3D PackageREPRESENTATIVE
STM32G473MEY6TR (WLCSP-81(4x4.3)) - 1. Realistic 3D Package
Detailed solid 3D bodyExpand ›
2. Standard Pinout (Top View)CLEANROOM PINOUT
STM32G473MEY6TR (WLCSP-81(4x4.3)) - 2. Standard Pinout (Top View)
True package pinout (81 pins)Expand ›
3. Original Datasheet PinoutPDF PINOUT
STM32G473MEY6TR (WLCSP-81(4x4.3)) - 3. Original Datasheet Pinout
Uncropped datasheet pin diagramExpand ›
4. Package Dimensions (D×E×A)PACKAGE DIMENSIONS
STM32G473MEY6TR (WLCSP-81(4x4.3)) - 4. Package Dimensions (D×E×A)
WLCSP-81(4x4.3) · 4.00×4.30mm · Pitch 0.40mmExpand ›
5. Recommended Land PatternLAND PATTERN
STM32G473MEY6TR (WLCSP-81(4x4.3)) - 5. Recommended Land Pattern
IPC-7351B Footprint (81 Pads)Expand ›
6. Application SchematicSCHEMATIC
STM32G473MEY6TR (WLCSP-81(4x4.3)) - 6. Application Schematic
Typical Application SchematicExpand ›
Original Datasheet Pinouts & Technical Drawings (15 figures · Page 1/2)
Showing 1–12 of 15 uncropped original figures for STM32G473
P52 · p52_fig01EXACT PACKAGE
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 11. STM32G473xB/xC/xE WLCSP81 pinout 1 2 3 4 5 6 7 8 VDD PA15 PC12 PD1 PB3 PB5 PB9 VSS B C D
Figure 11. STM32G473xB/xC/xE WLCSP81 pinout 1 2 3 4 5 6 7 8 VDD PA15 PC12 PD1 PB3 PB5 PB9 VSS B C D
P194 · p194_fig01EXACT PACKAGE
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 54. WLCSP81 - Outline
Figure 54. WLCSP81 - Outline
P195 · p195_fig01EXACT PACKAGE
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 55. WLCSP81 - Recommended footprint
Figure 55. WLCSP81 - Recommended footprint
P1 · p01_fig01881×673px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — • Mathematical hardware accelerators - CORDIC for trigonometric functions acceleration - FMAC: filter mathematical accelerator
• Mathematical hardware accelerators - CORDIC for trigonometric functions acceleration - FMAC: filter mathematical accelerator
P47 · p47_fig011546×1041px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 5. STM32G473xB/xC/xE UFQFPN48 pinout
Figure 5. STM32G473xB/xC/xE UFQFPN48 pinout
P48 · p48_fig011751×1246px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 7. STM32G473xB/xC/xE LQFP64 pinout
Figure 7. STM32G473xB/xC/xE LQFP64 pinout
P48 · p48_fig021751×1461px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — 22
22
P52 · p52_fig021546×898px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 12. STM32G473xB/xC/xE TFBGA100 pinout 1 2 3 4 5 6 7 8 9 10 PE4 PB9 PB8-BOOT0 PB6 PB3 PD6 PD5 PD4 PD1 PC12 PE5 PE3 PE1 PB7 PB5 PD7 PD2 PD0 PA15 PA14
Figure 12. STM32G473xB/xC/xE TFBGA100 pinout 1 2 3 4 5 6 7 8 9 10 PE4 PB9 PB8-BOOT0 PB6 PB3 PD6 PD5 PD4 PD1 PC12 PE5 PE3 PE1 PB7 PB5 PD7 PD2 PD0 PA15 PA14
P52 · p52_fig01P52
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Datasheet Page 52 (p52_fig01)
Datasheet Page 52 (p52_fig01)
P78 · p78_fig011546×1512px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Figure 16. Power supply scheme
Figure 16. Power supply scheme
P78 · p78_fig01P78
STM32G473MEY6TR (WLCSP-81(4x4.3)) — Datasheet Page 78 (p78_fig01)
Datasheet Page 78 (p78_fig01)
P87 · p87_fig01772×1458px
STM32G473MEY6TR (WLCSP-81(4x4.3)) — SYSCLK source is HSI16
SYSCLK source is HSI16
Page 1 / 2 (15 extracted figures)

Technical Specifications & Part Details (STM32G473MEY6TR)

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet (EN)
Embedded Microcontroller Unit (MCU)
Detailed Overview:STM32G473MEY6TR (WLCSP-81(4x4.3)) is a 81-pin embedded microcontroller unit (mcu) featuring a 4.30 × 4.00 × 0.56 mm mechanical envelope (lead pitch e = 0.40 mm). Rated for 1.71 V to 3.6 V supply operation across -40°C ~ +85°C (Industrial Grade) with integrated USB, UART, SPI, I2C, I2S, ADC, DAC, PWM, JTAG / SWD, IrDA, RTC/CLK, SWD/JTAG interfaces.
Operating Supply VoltageV_CC / V_DD
1.71 V to 3.6 V
Place 100nF + 10µF X7R decoupling capacitors < 2mm from supply pins
Ambient Operating TemperatureT_A
-40°C ~ +85°C (Industrial Grade)
Industrial temperature grade; T_J(max) = +125°C
Clock / RF Operating Frequencyf_CLK / f_RF
170 MHz
Extracted from authoritative PDF specification tables
Current & Power RatingI_OUT / I_CC
I_GPIO(max) = ±20 mA / pin | I_VDD(total) ≤ 150 mA
43 5V-tolerant (FT) pins detected
Package Envelope (D × E × A)D × E × A
4.30 × 4.00 × 0.56 mm (A1=0.18 mm)
Package family: WLCSP (WLCSP-81(4x4.3))
Pin Count & Lead PitchN / e
81 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, IrDA, 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 (PB8BOOT0 -): 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 Symbol81 auto-grouped pins
OK
IPC-7351B Land Pattern81 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-81(4x4.3))

Extracted from Datasheet & IPC-7351B Normalized
mm
Package Body (D × E)Nominal
4.30 × 4.00 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
81P / 81Pad (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-81(4x4.3)
Size power & signal trace widths for rated load current following IPC-2221 clearance rules.

Technical Frequently Asked Questions (FAQ) — STM32G473MEY6TR (WLCSP-81(4x4.3))

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 STM32G473MEY6TR (WLCSP-81(4x4.3))?

Manufactured by ST, the STM32G473MEY6TR is housed in a WLCSP-81(4x4.3) package with 81 pins and a 0.40 mm lead pitch, supporting a VCC supply range of 1.71 V to 3.6 V. Key pins include: A1 (VDD: Power Supply Input (VDD — 3.3V VDD (Max 4.0V))), A2 (PA15: Multiplexed I/O & Peripheral Pin PA15 (UART, SPI, PWM, SWD/JTAG)), A3 (PC12: Multiplexed I/O & Peripheral Pin PC12 (UART, SPI, PWM)), A4 (PD1: Multiplexed I/O & Peripheral Pin PD1 (PWM)), A5 (PB3: Multiplexed I/O & Peripheral Pin PB3 (UART, SPI, PWM, SWD/JTAG)), A6 (PB5: Multiplexed I/O & Peripheral Pin PB5 (UART, SPI, I2C, PWM)).

What are the IPC-7351B PCB Footprint dimensions for STM32G473MEY6TR?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32G473MEY6TR (WLCSP-81(4x4.3)) has a nominal body envelope of 4.00 × 4.30 mm, pitch e = 0.40 mm, and 81 copper pads.

Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for STM32G473MEY6TR?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32G473MEY6TR (ST, WLCSP-81(4x4.3)) 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 (81 pins) & STM32G473 Family VariantsExpand static table
Pin #Signal NameElectrical TypeFunctional Description & Design Notes
A1VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
A2PA15Digital_IOSignal terminal PA15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_NSS, SPI3_NSS. Supported peripheral buses: UART, SPI, PWM, SWD/JTAG.
A3PC12Digital_IOSignal terminal PC12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MOSI. Supported peripheral buses: UART, SPI, PWM.
A4PD1Digital_IOSignal terminal PD1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD1. Supported peripheral buses: PWM.
A5PB3Digital_IOSignal terminal PB3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK, SPI3_SCK. Supported peripheral buses: UART, SPI, PWM, SWD/JTAG.
A6PB5Digital_IOSignal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, I2C3_SDA. Supported peripheral buses: UART, SPI, I2C, PWM.
A7PB9Digital_IOSignal terminal PB9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA. Supported peripheral buses: I2C, PWM.
A8VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
A9VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
B1VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
B2PA13Digital_IOSignal terminal PA13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA13. Supported peripheral buses: UART, I2C, PWM, SWD/JTAG.
B3PC10Digital_IOSignal terminal PC10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_SCK. Supported peripheral buses: UART, SPI, PWM.
B4PD0Digital_IOSignal terminal PD0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD0. Supported peripheral buses: PWM.
B5PD2Digital_IOSignal terminal PD2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD2. Supported peripheral buses: UART.
B6PB6Digital_IOSignal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB6. Supported peripheral buses: UART, PWM.
B7PB8BOOT0 -Digital_IOSignal terminal PB8BOOT0 - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL. Supported peripheral buses: UART, I2C, PWM.
B8PC13Digital_IOSignal terminal PC13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: PWM, RTC/CLK.
B9VBATPower_InPrimary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
C1PA12Digital_IOSignal terminal PA12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: USB_DP. Supported peripheral buses: USB, UART, PWM.
C2PA11Digital_IOSignal terminal PA11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MOSI, USB_DM. Supported peripheral buses: USB, UART, SPI, PWM.
C3PA14Digital_IOSignal terminal PA14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SMBA, I2C1_SDA. Supported peripheral buses: UART, I2C, PWM, SWD/JTAG.
C4PC11Digital_IOSignal terminal PC11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MISO, I2C3_SDA. Supported peripheral buses: UART, SPI, I2C, PWM.
C5PC8Digital_IOSignal terminal PC8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SCL. Supported peripheral buses: I2C, PWM.
C6PB4Digital_IOSignal terminal PB4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO, SPI3_MISO. Supported peripheral buses: UART, SPI, PWM.
C7PB7Digital_IOSignal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB7. Supported peripheral buses: UART, I2C, PWM.
C8PC1Digital_IOSignal terminal PC1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC1. Supported peripheral buses: I2C, ADC, PWM.
C9PC14 - OSC32_INDigital_IOSignal terminal PC14 - OSC32_IN (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC14 - OSC32_IN. Supported peripheral buses: RTC/CLK.
D1PA8Digital_IOSignal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SCL, I2C2_SDA. Supported peripheral buses: UART, SPI, I2C, ADC, PWM, RTC/CLK.
D2PC9Digital_IOSignal terminal PC9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SDA. Supported peripheral buses: I2C, PWM.
D3PA10Digital_IOSignal terminal PA10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SMBA, SPI2_MISO. Supported peripheral buses: USB, UART, SPI, I2C, PWM.
D4PA9Digital_IOSignal terminal PA9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SMBA. Supported peripheral buses: UART, I2C, ADC, PWM.
D5PC7Digital_IOSignal terminal PC7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SDA. Supported peripheral buses: I2C, PWM.
D6PA4Digital_IOSignal terminal PA4 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_NSS, SPI3_NSS. Supported peripheral buses: UART, SPI, ADC, DAC, PWM.
D7PA0Digital_IOSignal terminal PA0 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA0. Supported peripheral buses: UART, ADC, PWM, RTC/CLK.
D8PG10NRST -Digital_IOSignal terminal PG10NRST - (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PG10NRST -. Supported peripheral buses: RTC/CLK.
D9PC15 - OSC32_OUTDigital_IOSignal terminal PC15 - OSC32_OUT (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC15 - OSC32_OUT. Supported peripheral buses: RTC/CLK.
E1VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
E2PD11Digital_IOSignal terminal PD11 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: I2C4_SMBA. Supported peripheral buses: UART, I2C, ADC.
E3PC6Digital_IOSignal terminal PC6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SCL. Supported peripheral buses: I2C, PWM.
E4PB15Digital_IOSignal terminal PB15 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI2_MOSI. Supported peripheral buses: SPI, ADC, PWM, RTC/CLK.
E5PE12Digital_IOSignal terminal PE12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI4_SCK. Supported peripheral buses: SPI, ADC, PWM.
E6PC4Digital_IOSignal terminal PC4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC4. Supported peripheral buses: UART, ADC.
E7PA1Digital_IOSignal terminal PA1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA1. Supported peripheral buses: UART, ADC, PWM, RTC/CLK.
E8PC0Digital_IOSignal terminal PC0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC0. Supported peripheral buses: ADC, PWM.
E9PF0OSC IN -_Digital_IOSignal terminal PF0OSC IN -_ (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SDA, SPI2_NSS. Supported peripheral buses: SPI, I2C, ADC, PWM, RTC/CLK.
F1VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
F2PD10Digital_IOSignal terminal PD10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD10. Supported peripheral buses: UART, ADC.
F3PD9Digital_IOSignal terminal PD9 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PD9. Supported peripheral buses: UART, ADC.
F4PE15Digital_IOSignal terminal PE15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE15. Supported peripheral buses: UART, ADC, PWM.
F5PE9Digital_IOSignal terminal PE9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE9. Supported peripheral buses: ADC, PWM.
F6PB0Digital_IOSignal terminal PB0 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB0. Supported peripheral buses: ADC, PWM.
F7PA5Digital_IOSignal terminal PA5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: SPI, ADC, DAC, PWM.
F8PC2Digital_IOSignal terminal PC2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC2. Supported peripheral buses: ADC, PWM.
F9PF1 - OSC_OUTDigital_IOSignal terminal PF1 - OSC_OUT (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: SPI, ADC, RTC/CLK.
G1PD8Digital_IOSignal terminal PD8 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PD8. Supported peripheral buses: UART, ADC.
G2PB14Digital_IOSignal terminal PB14 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI2_MISO. Supported peripheral buses: UART, SPI, ADC, PWM.
G3PB12Digital_IOSignal terminal PB12 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: I2C2_SMBA, SPI2_NSS. Supported peripheral buses: UART, SPI, I2C, ADC.
G4PE13Digital_IOSignal terminal PE13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI4_MISO. Supported peripheral buses: SPI, ADC, PWM.
G5PE8Digital_IOSignal terminal PE8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PE8. Supported peripheral buses: SPI, ADC, PWM.
G6PB1Digital_IOSignal terminal PB1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB1. Supported peripheral buses: ADC, PWM.
G7PA6Digital_IOSignal terminal PA6 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: UART, SPI, ADC, DAC, PWM.
G8PA2Digital_IOSignal terminal PA2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA2. Supported peripheral buses: UART, ADC, PWM.
G9PC3Digital_IOSignal terminal PC3 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC3. Supported peripheral buses: I2C, ADC, PWM.
H1PB13Digital_IOSignal terminal PB13 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: UART, SPI, ADC, PWM.
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