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STM32U083RCI6 (UFBGA-64(5x5)) — Symbol, Footprint IPC-7351B & 3D STEP Model

STM32U083RCI6

STID: C24984985UFBGA-64(5x5) · 64 Pins · Pitch 0.50mmIPC-7351B Verified5.0 (0)
SYNCHRONIZED 4D CROSS-PROBE MODETouch or hover any pin to highlight concurrently across Symbol, Footprint and 3D
1. SYMBOL
U1 · STM32U083RCI6 (UFBGA-64(5x5))A1PC14-OSC32INA2PC13A3PB9A4PB4A5PB3A6PA15A7PA14(SWCLK)A8PA13(SWDIO)B1PC15-OSC32OUB2VBATB3PB8B4PF3-BOOT0 (BB5PD2B6PC11B7PC10B8PA12[PA10]C1PF0-OSCINC2VSSC3PB7C4PB5C5PC12C6PA10C7PA9C8PA11[PA9]D1PF1-OSCOUTD2VDDD3PB6D4VSSD5VSSD6VSSD7PA8D8PC9H8PB12H7PB11H6PC5H5PC4H4PA7H3PA4H2PA1H1VDDA/VREF+G8PB13G7PB10G6PB2G5PB1G4PA6G3PA3G2PA0G1PC3F8PB14F7PB15F6PC6F5PB0F4PA5F3PA2F2PC2F1VSSA/VREF-E8PC8E7PC7E6VDDE5VDDUSBE4VDDE3PC0E2PC1E1PF2-NRSTGrid Pitch = 2.54mm (IEEE-315)-17.8-12.7-7.6-2.52.57.612.717.845.740.635.630.525.420.315.210.25.10-5.1-10.2-15.2-20.3-25.4-30.5-35.6-40.6-45.7mm
2. 2D FOOTPRINT
A1A2A3A4A5A6A7A8B1B2B3B4B5B6B7B8C1C2C3C4C5C6C7C8D1D2D3D4D5D6D7D8E1E2E3E4E5E6E7E8F1F2F3F4F5F6F7F8G1G2G3G4G5G6G7G8H1H2H3H4H5H6H7H8E=5.00mm · Pitch e=0.50mmD=5.00mm-4-3-2-10123443210-1-2-3-4mm
3. 3D CAD MODEL
Package Body: 5.00mm × 5.00mm · Pitch: 0.50mm · Ruler Step: 1.00mmSynced <100ms

Synchronized Pinout (Symbol / 2D / 3D) (64/64)

Touch or hover any pin to highlight concurrently across Symbol, Footprint and 3D
PinSymbolTypeFunction (EN)
A1PC14-OSC32INI/OMultiplexed I/O & Peripheral Pin PC14-OSC32IN (RTC/CLK)
A2PC13I/OMultiplexed I/O & Peripheral Pin PC13 (RTC/CLK)
A3PB9I/OMultiplexed I/O & Peripheral Pin PB9 (UART, I2C)
A4PB4I/OMultiplexed I/O & Peripheral Pin PB4 (SPI, I2C)
A5PB3I/OMultiplexed I/O & Peripheral Pin PB3 (UART, SPI, I2C)
A6PA15I/OMultiplexed I/O & Peripheral Pin PA15 (UART, SPI)
A7PA14(SWCLK)I/OMultiplexed I/O & Peripheral Pin PA14(SWCLK) (SWD/JTAG)
A8PA13(SWDIO)I/OMultiplexed I/O & Peripheral Pin PA13(SWDIO) (USB, SWD/JTAG)
B1PC15-OSC32OUTI/OMultiplexed I/O & Peripheral Pin PC15-OSC32OUT (RTC/CLK)
B2VBATPowerPower Supply Input (VBAT — 3.3V VDD (Max 4.0V))
B3PB8I/OMultiplexed I/O & Peripheral Pin PB8 (I2C)
B4PF3-BOOT0 (BOOT0)I/OMultiplexed I/O & Peripheral Pin PF3-BOOT0 (BOOT0) (General)
B5PD2I/OMultiplexed I/O & Peripheral Pin PD2 (UART)
B6PC11I/OMultiplexed I/O & Peripheral Pin PC11 (UART, SPI)
B7PC10I/OMultiplexed I/O & Peripheral Pin PC10 (UART, SPI)
B8PA12[PA10]I/OMultiplexed I/O & Peripheral Pin PA12[PA10] (USB, SPI)
C1PF0-OSCINI/OMultiplexed I/O & Peripheral Pin PF0-OSCIN (RTC/CLK)
C2VSSGNDGround Reference Pin (VSS)
C3PB7I/OMultiplexed I/O & Peripheral Pin PB7 (UART, I2C)
C4PB5I/OMultiplexed I/O & Peripheral Pin PB5 (UART, SPI)
C5PC12I/OMultiplexed I/O & Peripheral Pin PC12 (UART, SPI)
C6PA10I/OMultiplexed I/O & Peripheral Pin PA10 (UART, I2C, RTC/CLK)
C7PA9I/OMultiplexed I/O & Peripheral Pin PA9 (I2C, RTC/CLK)
C8PA11[PA9]I/OMultiplexed I/O & Peripheral Pin PA11[PA9] (USB, SPI)
D1PF1-OSCOUTI/OMultiplexed I/O & Peripheral Pin PF1-OSCOUT (RTC/CLK)
D2VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
D3PB6I/OMultiplexed I/O & Peripheral Pin PB6 (I2C)
D4VSSGNDGround Reference Pin (VSS)
D5VSSGNDGround Reference Pin (VSS)
D6VSSGNDGround Reference Pin (VSS)
D7PA8I/OMultiplexed I/O & Peripheral Pin PA8 (UART, RTC/CLK)
D8PC9I/OMultiplexed I/O & Peripheral Pin PC9 (USB)
E1PF2-NRSTI/OMultiplexed I/O & Peripheral Pin PF2-NRST (RTC/CLK)
E2PC1I/OMultiplexed I/O & Peripheral Pin PC1 (I2C, ADC)
E3PC0I/OMultiplexed I/O & Peripheral Pin PC0 (I2C, ADC)
E4VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
E5VDDUSBPowerPower Supply Input (VDDUSB — 3.3V VDD (Max 4.0V))
E6VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
E7PC7I/OMultiplexed I/O & Peripheral Pin PC7 (General)
E8PC8I/OMultiplexed I/O & Peripheral Pin PC8 (General)
F1VSSA/VREF-GNDGround Reference Pin (VSSA/VREF-)
F2PC2I/OMultiplexed I/O & Peripheral Pin PC2 (SPI, ADC, RTC/CLK)
F3PA2I/OMultiplexed I/O & Peripheral Pin PA2 (UART)
F4PA5I/OMultiplexed I/O & Peripheral Pin PA5 (UART, SPI, ADC)
F5PB0I/OMultiplexed I/O & Peripheral Pin PB0 (UART, SPI, ADC)
F6PC6I/OMultiplexed I/O & Peripheral Pin PC6 (General)
F7PB15I/OMultiplexed I/O & Peripheral Pin PB15 (SPI, RTC/CLK)
F8PB14I/OMultiplexed I/O & Peripheral Pin PB14 (UART, SPI, I2C)
G1PC3I/OMultiplexed I/O & Peripheral Pin PC3 (SPI, ADC)
G2PA0I/OMultiplexed I/O & Peripheral Pin PA0 (UART, ADC)
G3PA3I/OMultiplexed I/O & Peripheral Pin PA3 (UART, ADC)
G4PA6I/OMultiplexed I/O & Peripheral Pin PA6 (UART, I2C, ADC)
G5PB1I/OMultiplexed I/O & Peripheral Pin PB1 (UART)
G6PB2I/OMultiplexed I/O & Peripheral Pin PB2 (RTC/CLK)
G7PB10I/OMultiplexed I/O & Peripheral Pin PB10 (UART, I2C)
G8PB13I/OMultiplexed I/O & Peripheral Pin PB13 (UART, SPI, I2C)
H1VDDA/VREF+PowerPower Supply Input (VDDA/VREF+ — 3.3V VDD (Max 4.0V))
H2PA1I/OMultiplexed I/O & Peripheral Pin PA1 (UART, SPI, ADC)
H3PA4I/OMultiplexed I/O & Peripheral Pin PA4 (UART, SPI, ADC)
H4PA7I/OMultiplexed I/O & Peripheral Pin PA7 (I2C, ADC)
H5PC4I/OMultiplexed I/O & Peripheral Pin PC4 (UART)
H6PC5I/OMultiplexed I/O & Peripheral Pin PC5 (UART)
H7PB11I/OMultiplexed I/O & Peripheral Pin PB11 (UART, I2C)
H8PB12I/OMultiplexed I/O & Peripheral Pin PB12 (UART, SPI)
PIN A1 PC14-OSC32IN
I/O
Multiplexed I/O & Peripheral Pin PC14-OSC32IN (RTC/CLK)
Design note: Alt: EVENTOUT | Add: OSC32_IN
IPC-7351B Solder Density & Span C/G/Z Tuner

Live Embedded Datasheet PDF & Technical Drawing Gallery (6 Standard Drawings + 20 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: STM32U083RCI6 (ST · UFBGA-64(5x5))
Scroll, search text (Ctrl+F), or expand directly inside the embedded PDF reader below
1. Realistic 3D PackageREPRESENTATIVE
STM32U083RCI6 (UFBGA-64(5x5)) - 1. Realistic 3D Package
Detailed solid 3D bodyExpand ›
2. Standard Pinout (Top View)CLEANROOM PINOUT
STM32U083RCI6 (UFBGA-64(5x5)) - 2. Standard Pinout (Top View)
True package pinout (64 pins)Expand ›
3. Original Datasheet PinoutPDF PINOUT
STM32U083RCI6 (UFBGA-64(5x5)) - 3. Original Datasheet Pinout
Uncropped datasheet pin diagramExpand ›
4. Package Dimensions (D×E×A)PACKAGE DIMENSIONS
STM32U083RCI6 (UFBGA-64(5x5)) - 4. Package Dimensions (D×E×A)
UFBGA-64(5x5) · 5.00×5.00mm · Pitch 0.50mmExpand ›
5. Recommended Land PatternLAND PATTERN
STM32U083RCI6 (UFBGA-64(5x5)) - 5. Recommended Land Pattern
IPC-7351B Footprint (64 Pads)Expand ›
6. Application SchematicSCHEMATIC
STM32U083RCI6 (UFBGA-64(5x5)) - 6. Application Schematic
Typical Application SchematicExpand ›
Original Datasheet Pinouts & Technical Drawings (20 figures · Page 1/2)
Showing 1–12 of 20 uncropped original figures for STM32U083
P29 · p29_fig02EXACT PACKAGE
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 8. UFBGA64 ballout
Figure 8. UFBGA64 ballout
P125 · p125_fig01EXACT PACKAGE
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 45. UFBGA64 - Outline(13.) E1
Figure 45. UFBGA64 - Outline(13.) E1
P127 · p127_fig01EXACT PACKAGE
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 46. UFBGA64 - Footprint example
Figure 46. UFBGA64 - Footprint example
P1 · p01_fig011484×603px
STM32U083RCI6 (UFBGA-64(5x5)) — Kbyte SRAM, USB, LCD, AES
Kbyte SRAM, USB, LCD, AES
P1 · p01_fig02897×522px
STM32U083RCI6 (UFBGA-64(5x5)) — • 1-Kbyte instruction cache allowing 0-wait-state execution from flash memory
• 1-Kbyte instruction cache allowing 0-wait-state execution from flash memory
P1 · p01_fig02P1
STM32U083RCI6 (UFBGA-64(5x5)) — Datasheet Page 1 (p01_fig02)
Datasheet Page 1 (p01_fig02)
P27 · p27_fig01828×695px
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 3. UFQFPN32 pinout PF3-BOOT0 32 1 2 UFQFPN32
Figure 3. UFQFPN32 pinout PF3-BOOT0 32 1 2 UFQFPN32
P27 · p27_fig021716×713px
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 4. WLCSP42 ballout
Figure 4. WLCSP42 ballout
P29 · p29_fig011095×969px
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 7. LQFP64 pinout
Figure 7. LQFP64 pinout
P29 · p29_fig01P29
STM32U083RCI6 (UFBGA-64(5x5)) — Datasheet Page 29 (p29_fig01)
Datasheet Page 29 (p29_fig01)
P42 · p42_fig011278×1130px
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 13. Power supply scheme
Figure 13. Power supply scheme
P72 · p72_fig011432×512px
STM32U083RCI6 (UFBGA-64(5x5)) — Figure 18. Typical application with an 8 MHz crystal
Figure 18. Typical application with an 8 MHz crystal
Page 1 / 2 (20 extracted figures)

Technical Specifications & Part Details (STM32U083RCI6)

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet (EN)
Embedded Microcontroller Unit (MCU)
Detailed Overview:STM32U083RCI6 (UFBGA-64(5x5)) is a 64-pin embedded microcontroller unit (mcu) featuring a 5.00 × 5.00 × 0.53 mm mechanical envelope (lead pitch e = 0.50 mm). Rated for 1.71 V to 3.6 V supply operation across -40°C ~ +85°C (Industrial Grade) with integrated USB, SPI, I2C, ADC, DAC, JTAG / SWD, IrDA, RTC/CLK, SWD/JTAG, UART 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
56 MHz
Extracted from authoritative PDF specification tables
Current & Power RatingI_OUT / I_CC
I_GPIO(max) = ±20 mA / pin | I_VDD(total) ≤ 150 mA
50 5V-tolerant (FT) pins detected
Package Envelope (D × E × A)D × E × A
5.00 × 5.00 × 0.53 mm (A1=0.20 mm)
Package family: BGA (UFBGA-64(5x5))
Pin Count & Lead PitchN / e
64 Pins | Pitch e = 0.50 mm (19.7 mil)
Normalized to Center-to-Center Span C per IPC-7351B
Integrated Peripheral InterfacesBuses
USB, SPI, I2C, ADC, DAC, JTAG / SWD, IrDA, RTC/CLK, SWD/JTAG, UART
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 (PF3-BOOT0 (BOOT0)): 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 Symbol64 auto-grouped pins
OK
IPC-7351B Land Pattern64 pads · Pitch 0.50mm
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
IPC-7351B

Family Variants & Same Datasheet Chips — STM32U083 (2)

Select package variant or sibling MPN sharing this datasheet

Mechanical Dimensions & Land Pattern (UFBGA-64(5x5))

Extracted from Datasheet & IPC-7351B Normalized
mm
Package Body (D × E)Nominal
5.00 × 5.00 mm
Height (A) & Pitch (e)IPC-7351B
A=0.53mm · e=0.50mm
Pad Size (W × L)Level B
0.20 × 0.20 mm
Pins / Total PadsTopology
64P / 64Pad (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
UFBGA-64(5x5)
Size power & signal trace widths for rated load current following IPC-2221 clearance rules.

Technical Frequently Asked Questions (FAQ) — STM32U083RCI6 (UFBGA-64(5x5))

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 STM32U083RCI6 (UFBGA-64(5x5))?

Manufactured by ST, the STM32U083RCI6 is housed in a UFBGA-64(5x5) package with 64 pins and a 0.50 mm lead pitch, supporting a VCC supply range of 1.71 V to 3.6 V. Key pins include: A1 (PC14-OSC32IN: Multiplexed I/O & Peripheral Pin PC14-OSC32IN (RTC/CLK)), A2 (PC13: Multiplexed I/O & Peripheral Pin PC13 (RTC/CLK)), A3 (PB9: Multiplexed I/O & Peripheral Pin PB9 (UART, I2C)), A4 (PB4: Multiplexed I/O & Peripheral Pin PB4 (SPI, I2C)), A5 (PB3: Multiplexed I/O & Peripheral Pin PB3 (UART, SPI, I2C)), A6 (PA15: Multiplexed I/O & Peripheral Pin PA15 (UART, SPI)).

What are the IPC-7351B PCB Footprint dimensions for STM32U083RCI6?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32U083RCI6 (UFBGA-64(5x5)) has a nominal body envelope of 5.00 × 5.00 mm, pitch e = 0.50 mm, and 64 copper pads.

Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for STM32U083RCI6?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32U083RCI6 (ST, UFBGA-64(5x5)) 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 (64 pins) & STM32U083 Family VariantsExpand static table
Pin #Signal NameElectrical TypeFunctional Description & Design Notes
A1PC14-OSC32INDigital_IOSignal terminal PC14-OSC32IN (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC14-OSC32IN. Supported peripheral buses: RTC/CLK.
A2PC13Digital_IOSignal terminal PC13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: RTC/CLK.
A3PB9Digital_IOSignal terminal PB9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB9. Supported peripheral buses: UART, I2C.
A4PB4Digital_IOSignal terminal PB4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SDA. Supported peripheral buses: SPI, I2C.
A5PB3Digital_IOSignal terminal PB3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_SCK. Supported peripheral buses: UART, SPI, I2C.
A6PA15Digital_IOSignal terminal PA15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_NSS. Supported peripheral buses: UART, SPI.
A7PA14(SWCLK)Digital_IOSignal terminal PA14(SWCLK) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA14(SWCLK). Supported peripheral buses: SWD/JTAG.
A8PA13(SWDIO)Digital_IOSignal terminal PA13(SWDIO) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA13(SWDIO). Supported peripheral buses: USB, SWD/JTAG.
B1PC15-OSC32OUTDigital_IOSignal terminal PC15-OSC32OUT (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC15-OSC32OUT. Supported peripheral buses: RTC/CLK.
B2VBATPower_InPrimary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
B3PB8Digital_IOSignal terminal PB8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB8. Supported peripheral buses: I2C.
B4PF3-BOOT0 (BOOT0)Digital_IOSignal terminal PF3-BOOT0 (BOOT0) (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PF3-BOOT0 (BOOT0). Supported peripheral buses: General.
B5PD2Digital_IOSignal terminal PD2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD2. Supported peripheral buses: UART.
B6PC11Digital_IOSignal terminal PC11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MISO_USART3RXUSART4RX. Supported peripheral buses: UART, SPI.
B7PC10Digital_IOSignal terminal PC10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_SCK_USART3TXUSART4TX. Supported peripheral buses: UART, SPI.
B8PA12[PA10]Digital_IOSignal terminal PA12[PA10] (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI_SPI2MOSIUSART1, USB_DP. Supported peripheral buses: USB, SPI.
C1PF0-OSCINDigital_IOSignal terminal PF0-OSCIN (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PF0-OSCIN. Supported peripheral buses: RTC/CLK.
C2VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
C3PB7Digital_IOSignal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SDA. Supported peripheral buses: UART, I2C.
C4PB5Digital_IOSignal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MOSI_SPI3MOSIUSART1CK. Supported peripheral buses: UART, SPI.
C5PC12Digital_IOSignal terminal PC12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MOSI_USART3CKUSART4CK. Supported peripheral buses: UART, SPI.
C6PA10Digital_IOSignal terminal PA10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA10. Supported peripheral buses: UART, I2C, RTC/CLK.
C7PA9Digital_IOSignal terminal PA9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL, I2C2_SCL. Supported peripheral buses: I2C, RTC/CLK.
C8PA11[PA9]Digital_IOSignal terminal PA11[PA9] (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_MISO_SPI2MISOUSART1, USB_DM. Supported peripheral buses: USB, SPI.
D1PF1-OSCOUTDigital_IOSignal terminal PF1-OSCOUT (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PF1-OSCOUT. Supported peripheral buses: RTC/CLK.
D2VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
D3PB6Digital_IOSignal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SCL. Supported peripheral buses: I2C.
D4VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
D5VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
D6VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
D7PA8Digital_IOSignal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA8. Supported peripheral buses: UART, RTC/CLK.
D8PC9Digital_IOSignal terminal PC9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC9. Supported peripheral buses: USB.
E1PF2-NRSTDigital_IOSignal terminal PF2-NRST (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PF2-NRST. Supported peripheral buses: RTC/CLK.
E2PC1Digital_IOSignal terminal PC1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC1. Supported peripheral buses: I2C, ADC.
E3PC0Digital_IOSignal terminal PC0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SCL. Supported peripheral buses: I2C, ADC.
E4VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
E5VDDUSBPower_InPrimary positive power supply input (VDDUSB) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
E6VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
E7PC7Digital_IOSignal terminal PC7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC7. Supported peripheral buses: General.
E8PC8Digital_IOSignal terminal PC8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC8. Supported peripheral buses: General.
F1VSSA/VREF-GND0V electrical ground return terminal (VSSA/VREF-) for internal core logic, I/O drivers, and analog sub-blocks.
F2PC2Digital_IOSignal terminal PC2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MISO. Supported peripheral buses: SPI, ADC, RTC/CLK.
F3PA2Digital_IOSignal terminal PA2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA2. Supported peripheral buses: UART.
F4PA5Digital_IOSignal terminal PA5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK_USART3TXLPUART3. Supported peripheral buses: UART, SPI, ADC.
F5PB0Digital_IOSignal terminal PB0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB0. Supported peripheral buses: UART, SPI, ADC.
F6PC6Digital_IOSignal terminal PC6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC6. Supported peripheral buses: General.
F7PB15Digital_IOSignal terminal PB15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB15. Supported peripheral buses: SPI, RTC/CLK.
F8PB14Digital_IOSignal terminal PB14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB14. Supported peripheral buses: UART, SPI, I2C.
G1PC3Digital_IOSignal terminal PC3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC3. Supported peripheral buses: SPI, ADC.
G2PA0Digital_IOSignal terminal PA0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA0. Supported peripheral buses: UART, ADC.
G3PA3Digital_IOSignal terminal PA3 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA3. Supported peripheral buses: UART, ADC.
G4PA6Digital_IOSignal terminal PA6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA6. Supported peripheral buses: UART, I2C, ADC.
G5PB1Digital_IOSignal terminal PB1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB1. Supported peripheral buses: UART.
G6PB2Digital_IOSignal terminal PB2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB2. Supported peripheral buses: RTC/CLK.
G7PB10Digital_IOSignal terminal PB10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB10. Supported peripheral buses: UART, I2C.
G8PB13Digital_IOSignal terminal PB13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB13. Supported peripheral buses: UART, SPI, I2C.
H1VDDA/VREF+Power_InPrimary positive power supply input (VDDA/VREF+) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
H2PA1Digital_IOSignal terminal PA1 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK_SPI2SCKUSART2. Supported peripheral buses: UART, SPI, ADC.
H3PA4Digital_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.
H4PA7Digital_IOSignal terminal PA7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA7. Supported peripheral buses: I2C, ADC.
H5PC4Digital_IOSignal terminal PC4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC4. Supported peripheral buses: UART.
H6PC5Digital_IOSignal terminal PC5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC5. Supported peripheral buses: UART.
H7PB11Digital_IOSignal terminal PB11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C4_SDA. Supported peripheral buses: UART, I2C.
H8PB12Digital_IOSignal terminal PB12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_NSS_USART3CKLPUART1. Supported peripheral buses: UART, SPI.
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