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STM32G431RBT6 (LQFP-64(10x10)) — Symbol, Footprint IPC-7351B & 3D STEP Model

STM32G431RBT6

STID: C431633LQFP-64(10x10) · 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 · STM32G431RBT6 (LQFP-64(10x10))1VBAT2PC133PC14 - OSC324PC15 - OSC325PF0OSC IN -_6PF1 - OSC_OU7PG10NRST -8PC09PC110PC211PC312PA013PA114PA215VSS_216VDD_217PA318PA419PA520PA621PA722PC423PC524PB025PB126PB227VSSA28VREF+29VDDA30PB1031VSS32VDD64VDD63VSS62PB961PB8BOOT0 -60PB759PB658PB557PB456PB355PD254PC1253PC1152PC1051PA1550PA1449PA1348VDD47VSS46PA1245PA1144PA1043PA942PA841PC940PC839PC738PC637PB1536PB1435PB1334PB1233PB11Grid 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
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364E=10.00mm · Pitch e=0.50mmD=10.00mm-9-7-5-3-11357997531-1-3-5-7-9mm
3. 3D CAD MODEL
Package Body: 10.00mm × 10.00mm · 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)
1VBATPowerPower Supply Input (VBAT — 3.3V VDD (Max 4.0V))
2PC13I/OMultiplexed I/O & Peripheral Pin PC13 (PWM, RTC/CLK)
3PC14 - OSC32_INI/OMultiplexed I/O & Peripheral Pin PC14 - OSC32_IN (RTC/CLK)
4PC15 - OSC32_OUTI/OMultiplexed I/O & Peripheral Pin PC15 - OSC32_OUT (RTC/CLK)
5PF0OSC IN -_I/OMultiplexed I/O & Peripheral Pin PF0OSC IN -_ (SPI, I2C, ADC, RTC/CLK)
6PF1 - OSC_OUTI/OMultiplexed I/O & Peripheral Pin PF1 - OSC_OUT (SPI, ADC, RTC/CLK)
7PG10NRST -I/OMultiplexed I/O & Peripheral Pin PG10NRST - (RTC/CLK)
8PC0I/OMultiplexed I/O & Peripheral Pin PC0 (ADC, PWM)
9PC1I/OMultiplexed I/O & Peripheral Pin PC1 (I2C, ADC, PWM)
10PC2I/OMultiplexed I/O & Peripheral Pin PC2 (ADC, PWM)
11PC3I/OMultiplexed I/O & Peripheral Pin PC3 (I2C, ADC, PWM)
12PA0I/OMultiplexed I/O & Peripheral Pin PA0 (UART, ADC, PWM, RTC/CLK)
13PA1I/OMultiplexed I/O & Peripheral Pin PA1 (UART, ADC, PWM, RTC/CLK)
14PA2I/OMultiplexed I/O & Peripheral Pin PA2 (UART, ADC, PWM)
15VSS_2GNDGround Reference Pin (VSS_2)
16VDD_2PowerPower Supply Input (VDD_2 — 3.3V VDD (Max 4.0V))
17PA3I/OMultiplexed I/O & Peripheral Pin PA3 (UART, ADC, PWM)
18PA4I/OMultiplexed I/O & Peripheral Pin PA4 (SPI, ADC, DAC, PWM)
19PA5I/OMultiplexed I/O & Peripheral Pin PA5 (SPI, ADC, DAC, PWM)
20PA6I/OMultiplexed I/O & Peripheral Pin PA6 (UART, SPI, ADC, PWM)
21PA7I/OMultiplexed I/O & Peripheral Pin PA7 (SPI, ADC, PWM)
22PC4I/OMultiplexed I/O & Peripheral Pin PC4 (UART, ADC)
23PC5I/OMultiplexed I/O & Peripheral Pin PC5 (UART, ADC, PWM)
24PB0I/OMultiplexed I/O & Peripheral Pin PB0 (ADC, PWM)
25PB1I/OMultiplexed I/O & Peripheral Pin PB1 (UART, ADC, PWM)
26PB2I/OMultiplexed I/O & Peripheral Pin PB2 (I2C, ADC, RTC/CLK)
27VSSAGNDGround Reference Pin (VSSA)
28VREF+AnalogMultiplexed I/O & Peripheral Pin VREF+ (General)
29VDDAPowerPower Supply Input (VDDA — 3.3V VDD (Max 4.0V))
30PB10I/OMultiplexed I/O & Peripheral Pin PB10 (UART, SPI, PWM)
31VSSGNDGround Reference Pin (VSS)
32VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
33PB11I/OMultiplexed I/O & Peripheral Pin PB11 (UART, ADC, PWM)
34PB12I/OMultiplexed I/O & Peripheral Pin PB12 (UART, SPI, I2C, ADC)
35PB13I/OMultiplexed I/O & Peripheral Pin PB13 (UART, SPI, PWM)
36PB14I/OMultiplexed I/O & Peripheral Pin PB14 (UART, SPI, ADC, PWM)
37PB15I/OMultiplexed I/O & Peripheral Pin PB15 (SPI, ADC, PWM, RTC/CLK)
38PC6I/OMultiplexed I/O & Peripheral Pin PC6 (PWM)
39PC7I/OMultiplexed I/O & Peripheral Pin PC7 (PWM)
40PC8I/OMultiplexed I/O & Peripheral Pin PC8 (I2C, PWM)
41PC9I/OMultiplexed I/O & Peripheral Pin PC9 (I2C, PWM)
42PA8I/OMultiplexed I/O & Peripheral Pin PA8 (UART, SPI, I2C, PWM, RTC/CLK)
43PA9I/OMultiplexed I/O & Peripheral Pin PA9 (UART, I2C)
44PA10I/OMultiplexed I/O & Peripheral Pin PA10 (USB, UART, SPI, I2C, PWM)
45PA11I/OMultiplexed I/O & Peripheral Pin PA11 (USB, UART, SPI, PWM)
46PA12I/OMultiplexed I/O & Peripheral Pin PA12 (USB, UART, PWM)
47VSSGNDGround Reference Pin (VSS)
48VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
49PA13I/OMultiplexed I/O & Peripheral Pin PA13 (UART, I2C, PWM, SWD/JTAG)
50PA14I/OMultiplexed I/O & Peripheral Pin PA14 (UART, I2C, PWM, SWD/JTAG)
51PA15I/OMultiplexed I/O & Peripheral Pin PA15 (UART, SPI, I2C, PWM, SWD/JTAG)
52PC10I/OMultiplexed I/O & Peripheral Pin PC10 (UART, SPI, PWM)
53PC11I/OMultiplexed I/O & Peripheral Pin PC11 (UART, SPI, I2C, PWM)
54PC12I/OMultiplexed I/O & Peripheral Pin PC12 (UART, SPI, PWM)
55PD2I/OMultiplexed I/O & Peripheral Pin PD2 (General)
56PB3I/OMultiplexed I/O & Peripheral Pin PB3 (USB, UART, SPI, PWM, SWD/JTAG)
57PB4I/OMultiplexed I/O & Peripheral Pin PB4 (UART, SPI, PWM)
58PB5I/OMultiplexed I/O & Peripheral Pin PB5 (UART, SPI, I2C, PWM)
59PB6I/OMultiplexed I/O & Peripheral Pin PB6 (UART, PWM)
60PB7I/OMultiplexed I/O & Peripheral Pin PB7 (UART, PWM)
61PB8BOOT0 -I/OMultiplexed I/O & Peripheral Pin PB8BOOT0 - (UART, I2C, PWM)
62PB9I/OMultiplexed I/O & Peripheral Pin PB9 (PWM)
63VSSGNDGround Reference Pin (VSS)
64VDDPowerPower Supply Input (VDD — 3.3V VDD (Max 4.0V))
PIN 1 VBAT
Power
Power Supply Input (VBAT — 3.3V VDD (Max 4.0V))
Design note: Primary positive power supply input (VBAT) 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 + 16 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: STM32G431RBT6 (ST · LQFP-64(10x10))
Scroll, search text (Ctrl+F), or expand directly inside the embedded PDF reader below
1. Realistic 3D PackageREPRESENTATIVE
STM32G431RBT6 (LQFP-64(10x10)) - 1. Realistic 3D Package
Detailed solid 3D bodyExpand ›
2. Standard Pinout (Top View)CLEANROOM PINOUT
STM32G431RBT6 (LQFP-64(10x10)) - 2. Standard Pinout (Top View)
True package pinout (64 pins)Expand ›
3. Original Datasheet PinoutPDF PINOUT
STM32G431RBT6 (LQFP-64(10x10)) - 3. Original Datasheet Pinout
Uncropped datasheet pin diagramExpand ›
4. Package Dimensions (D×E×A)PACKAGE DIMENSIONS
STM32G431RBT6 (LQFP-64(10x10)) - 4. Package Dimensions (D×E×A)
LQFP-64(10x10) · 10.00×10.00mm · Pitch 0.50mmExpand ›
5. Recommended Land PatternLAND PATTERN
STM32G431RBT6 (LQFP-64(10x10)) - 5. Recommended Land Pattern
IPC-7351B Footprint (64 Pads)Expand ›
6. Application SchematicSCHEMATIC
STM32G431RBT6 (LQFP-64(10x10)) - 6. Application Schematic
Typical Application SchematicExpand ›
Original Datasheet Pinouts & Technical Drawings (16 figures · Page 1/2)
Showing 1–12 of 16 uncropped original figures for STM32G431
P46 · p46_fig01EXACT PACKAGE
STM32G431RBT6 (LQFP-64(10x10)) — Figure 9. STM32G431x6/x8/xB WLCSP49 ballout
Figure 9. STM32G431x6/x8/xB WLCSP49 ballout
P46 · p46_fig02EXACT PACKAGE
STM32G431RBT6 (LQFP-64(10x10)) — Figure 10. STM32G431x6/x8/xB LQFP64 pinout
Figure 10. STM32G431x6/x8/xB LQFP64 pinout
P180 · p180_fig01EXACT PACKAGE
STM32G431RBT6 (LQFP-64(10x10)) — Figure 55. LQFP - 64 pins, 10 x 10 mm low-profile quad flat package outline SEATING PLANE C
Figure 55. LQFP - 64 pins, 10 x 10 mm low-profile quad flat package outline SEATING PLANE C
P1 · p01_fig01881×538px
STM32G431RBT6 (LQFP-64(10x10)) — • 12-channel DMA controller
• 12-channel DMA controller
P46 · p46_fig02P46
STM32G431RBT6 (LQFP-64(10x10)) — Datasheet Page 46 (p46_fig02)
Datasheet Page 46 (p46_fig02)
P47 · p47_fig011751×1436px
STM32G431RBT6 (LQFP-64(10x10)) — Figure 11. STM32G431x6/x8/xB LQFP80 pinout
Figure 11. STM32G431x6/x8/xB LQFP80 pinout
P68 · p68_fig011546×1512px
STM32G431RBT6 (LQFP-64(10x10)) — Figure 16. Power supply scheme
Figure 16. Power supply scheme
P68 · p68_fig01P68
STM32G431RBT6 (LQFP-64(10x10)) — Datasheet Page 68 (p68_fig01)
Datasheet Page 68 (p68_fig01)
P106 · p106_fig011546×702px
STM32G431RBT6 (LQFP-64(10x10)) — Figure 21. Typical application with an 8 MHz crystal
Figure 21. Typical application with an 8 MHz crystal
P107 · p107_fig011546×702px
STM32G431RBT6 (LQFP-64(10x10)) — Figure 22. Typical application with a 32.768 kHz crystal
Figure 22. Typical application with a 32.768 kHz crystal
P174 · p174_fig011546×1058px
STM32G431RBT6 (LQFP-64(10x10)) — Figure 50. LQFP - 48 pins, 7 x 7 mm low-profile quad flat package
Figure 50. LQFP - 48 pins, 7 x 7 mm low-profile quad flat package
P180 · p180_fig01P180
STM32G431RBT6 (LQFP-64(10x10)) — Datasheet Page 180 (p180_fig01)
Datasheet Page 180 (p180_fig01)
Page 1 / 2 (16 extracted figures)

Technical Specifications & Part Details (STM32G431RBT6)

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet (EN)
Embedded Microcontroller Unit (MCU)
Detailed Overview:STM32G431RBT6 (LQFP-64(10x10)) is a 64-pin embedded microcontroller unit (mcu) featuring a 10.00 × 10.00 × 1.60 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, UART, I2C, I2S, ADC, DAC, PWM, JTAG / SWD, IrDA, RTC/CLK, SPI, 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
36 5V-tolerant (FT) pins detected
Package Envelope (D × E × A)D × E × A
10.00 × 10.00 × 1.60 mm (A1=0.10 mm)
Package family: LQFP (LQFP-64(10x10))
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, UART, I2C, I2S, ADC, DAC, PWM, JTAG / SWD, IrDA, RTC/CLK, SPI, 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 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

Mechanical Dimensions & Land Pattern (LQFP-64(10x10))

Extracted from Datasheet & IPC-7351B Normalized
mm
Package Body (D × E)Nominal
10.00 × 10.00 mm
Height (A) & Pitch (e)IPC-7351B
A=1.60mm · e=0.50mm
Pad Size (W × L)Level B
0.30 × 1.20 mm
Pins / Total PadsTopology
64P / 64Pad (QUAD_ROW)

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
LQFP-64(10x10)
Size power & signal trace widths for rated load current following IPC-2221 clearance rules.

Technical Frequently Asked Questions (FAQ) — STM32G431RBT6 (LQFP-64(10x10))

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 STM32G431RBT6 (LQFP-64(10x10))?

Manufactured by ST, the STM32G431RBT6 is housed in a LQFP-64(10x10) 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: 1 (VBAT: Power Supply Input (VBAT — 3.3V VDD (Max 4.0V))), 2 (PC13: Multiplexed I/O & Peripheral Pin PC13 (PWM, RTC/CLK)), 3 (PC14 - OSC32_IN: Multiplexed I/O & Peripheral Pin PC14 - OSC32_IN (RTC/CLK)), 4 (PC15 - OSC32_OUT: Multiplexed I/O & Peripheral Pin PC15 - OSC32_OUT (RTC/CLK)), 5 (PF0OSC IN -_: Multiplexed I/O & Peripheral Pin PF0OSC IN -_ (SPI, I2C, ADC, RTC/CLK)), 6 (PF1 - OSC_OUT: Multiplexed I/O & Peripheral Pin PF1 - OSC_OUT (SPI, ADC, RTC/CLK)).

What are the IPC-7351B PCB Footprint dimensions for STM32G431RBT6?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), STM32G431RBT6 (LQFP-64(10x10)) has a nominal body envelope of 10.00 × 10.00 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 STM32G431RBT6?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for STM32G431RBT6 (ST, LQFP-64(10x10)) 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) & STM32G431 Family VariantsExpand static table
Pin #Signal NameElectrical TypeFunctional Description & Design Notes
1VBATPower_InPrimary positive power supply input (VBAT) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
2PC13Digital_IOSignal terminal PC13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC13. Supported peripheral buses: PWM, RTC/CLK.
3PC14 - 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.
4PC15 - 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.
5PF0OSC 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, RTC/CLK.
6PF1 - 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.
7PG10NRST -Digital_IOSignal terminal PG10NRST - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PG10NRST -. Supported peripheral buses: RTC/CLK.
8PC0Digital_IOSignal terminal PC0 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC0. Supported peripheral buses: ADC, PWM.
9PC1Digital_IOSignal terminal PC1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC1. Supported peripheral buses: I2C, ADC, PWM.
10PC2Digital_IOSignal terminal PC2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC2. Supported peripheral buses: ADC, PWM.
11PC3Digital_IOSignal terminal PC3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC3. Supported peripheral buses: I2C, ADC, PWM.
12PA0Digital_IOSignal terminal PA0 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA0. Supported peripheral buses: UART, ADC, PWM, RTC/CLK.
13PA1Digital_IOSignal terminal PA1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA1. Supported peripheral buses: UART, ADC, PWM, RTC/CLK.
14PA2Digital_IOSignal terminal PA2 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA2. Supported peripheral buses: UART, ADC, PWM.
15VSS_2GND0V electrical ground return terminal (VSS_2) for internal core logic, I/O drivers, and analog sub-blocks.
16VDD_2Power_InPrimary positive power supply input (VDD_2) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
17PA3Digital_IOSignal terminal PA3 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PA3. Supported peripheral buses: UART, ADC, PWM.
18PA4Digital_IOSignal terminal PA4 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI3_NSS. Supported peripheral buses: SPI, ADC, DAC, PWM.
19PA5Digital_IOSignal terminal PA5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_SCK. Supported peripheral buses: SPI, ADC, DAC, PWM.
20PA6Digital_IOSignal terminal PA6 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_MISO. Supported peripheral buses: UART, SPI, ADC, PWM.
21PA7Digital_IOSignal terminal PA7 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI1_MOSI. Supported peripheral buses: SPI, ADC, PWM.
22PC4Digital_IOSignal terminal PC4 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC4. Supported peripheral buses: UART, ADC.
23PC5Digital_IOSignal terminal PC5 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PC5. Supported peripheral buses: UART, ADC, PWM.
24PB0Digital_IOSignal terminal PB0 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB0. Supported peripheral buses: ADC, PWM.
25PB1Digital_IOSignal terminal PB1 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB1. Supported peripheral buses: UART, ADC, PWM.
26PB2Digital_IOSignal terminal PB2 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: I2C3_SMBA. Supported peripheral buses: I2C, ADC, RTC/CLK.
27VSSAGND0V electrical ground return terminal (VSSA) for internal core logic, I/O drivers, and analog sub-blocks.
28VREF+AnalogSignal terminal VREF+ (Analog, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: VREF+. Supported peripheral buses: General.
29VDDAPower_InPrimary positive power supply input (VDDA) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
30PB10Digital_IOSignal terminal PB10 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: PB10. Supported peripheral buses: UART, SPI, PWM.
31VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
32VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
33PB11Digital_IOSignal terminal PB11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB11. Supported peripheral buses: UART, ADC, PWM.
34PB12Digital_IOSignal terminal PB12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SMBA, SPI2_NSS. Supported peripheral buses: UART, SPI, I2C, ADC.
35PB13Digital_IOSignal terminal PB13 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI2_SCK. Supported peripheral buses: UART, SPI, PWM.
36PB14Digital_IOSignal terminal PB14 (I/O, 3.3V VDD (Max 4.0V) domain). Multiplexed alternate functions: SPI2_MISO. Supported peripheral buses: UART, SPI, ADC, PWM.
37PB15Digital_IOSignal terminal PB15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI2_MOSI. Supported peripheral buses: SPI, ADC, PWM, RTC/CLK.
38PC6Digital_IOSignal terminal PC6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC6. Supported peripheral buses: PWM.
39PC7Digital_IOSignal terminal PC7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PC7. Supported peripheral buses: PWM.
40PC8Digital_IOSignal terminal PC8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SCLEVENTOUT. Supported peripheral buses: I2C, PWM.
41PC9Digital_IOSignal terminal PC9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SDAEVENTOUT. Supported peripheral buses: I2C, PWM.
42PA8Digital_IOSignal terminal PA8 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C3_SCL. Supported peripheral buses: UART, SPI, I2C, PWM, RTC/CLK.
43PA9Digital_IOSignal terminal PA9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PA9. Supported peripheral buses: UART, I2C.
44PA10Digital_IOSignal terminal PA10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C2_SMBA, SPI2_MISOTIM1CH3. Supported peripheral buses: USB, UART, SPI, I2C, PWM.
45PA11Digital_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.
46PA12Digital_IOSignal terminal PA12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: USB_DP. Supported peripheral buses: USB, UART, PWM.
47VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
48VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
49PA13Digital_IOSignal terminal PA13 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL. Supported peripheral buses: UART, I2C, PWM, SWD/JTAG.
50PA14Digital_IOSignal terminal PA14 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SDA. Supported peripheral buses: UART, I2C, PWM, SWD/JTAG.
51PA15Digital_IOSignal terminal PA15 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_NSS. Supported peripheral buses: UART, SPI, I2C, PWM, SWD/JTAG.
52PC10Digital_IOSignal terminal PC10 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_SCK. Supported peripheral buses: UART, SPI, PWM.
53PC11Digital_IOSignal terminal PC11 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MISO, I2C3_SDAEVENTOUT. Supported peripheral buses: UART, SPI, I2C, PWM.
54PC12Digital_IOSignal terminal PC12 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI3_MOSI. Supported peripheral buses: UART, SPI, PWM.
55PD2Digital_IOSignal terminal PD2 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PD2. Supported peripheral buses: General.
56PB3Digital_IOSignal terminal PB3 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: SPI1_SCK, SPI3_SCK. Supported peripheral buses: USB, UART, SPI, PWM, SWD/JTAG.
57PB4Digital_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.
58PB5Digital_IOSignal terminal PB5 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SMBA, SPI1_MOSI, SPI3_MOSI. Supported peripheral buses: UART, SPI, I2C, PWM.
59PB6Digital_IOSignal terminal PB6 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB6. Supported peripheral buses: UART, PWM.
60PB7Digital_IOSignal terminal PB7 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB7. Supported peripheral buses: UART, PWM.
61PB8BOOT0 -Digital_IOSignal terminal PB8BOOT0 - (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: I2C1_SCL. Supported peripheral buses: UART, I2C, PWM.
62PB9Digital_IOSignal terminal PB9 (I/O, 3.3V VDD (5V-Tolerant FT) domain). Multiplexed alternate functions: PB9. Supported peripheral buses: PWM.
63VSSGND0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
64VDDPower_InPrimary positive power supply input (VDD) operating in the 3.3V VDD (Max 4.0V) domain (Max rating: 4.0V).
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