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LKS32MC457RCT8

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LINKOSEMI Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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LKS32MC457RCT8

LINKOSEMI · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)

LKS32MC457RCT8 from LINKOSEMI, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 P0_1 bidirectional P0.1 GPIO (5VT) with alternate functions PWM1 brake input 2, UART0 RXD, SPI0 CSN, Timer4 CH1, CAN TX and EXTI1; 5VT accepts 5 V input while push-pull output stays at 3.3 V max.
2 P0_2 bidirectional P0.2 GPIO (5VT) with alternate functions comparator 5 output, PWM1 brake input 3, UART0 TXD, CAN RX, comparator 5 positive input 0, WAKE0 and EXTI2; 5VT accepts 5 V input while push-pull output stays at 3.3 V max.
3 NC unconnected No internal connection (NC, float) on LKS32MC457RCT8.
4 P0_3 bidirectional P0.3 GPIO with alternate functions Hall1 input 2, SPI0 DI, Timer0 Z-axis, comparator 5 positive input 1, FLT, WAKE1 and EXTI3.
5 P0_4 bidirectional P0.4 GPIO (5VT) with alternate functions Hall1 input 1, PWM1 brake input 0, UART0 RXD, SPI0 DO, I2C0 SDA, Timer0 CH0, Timer3 Z-axis, ADC trigger debug 1, CAN timestamp clock, ADC2 channel 13, comparator 5 positive input 2, FLT, WAKE2 and EXTI4; 5VT accepts 5 V input.
6 P0_6 bidirectional P0.6 GPIO (5VT) that doubles as external chip reset RST_n; 5VT accepts 5 V input.
7 P0_7 bidirectional P0.7 GPIO that doubles as crystal oscillator output OSC_OUT.
8 VSS power_in Ground (VSS).
9 P0_8 bidirectional P0.8 GPIO with alternate functions Timer1 Z-axis, QEP1 Z, external flash data 0 and crystal oscillator input OSC_IN.
10 NC unconnected No internal connection (NC, float) on LKS32MC457RCT8.
11 P3_9 bidirectional P3.9 GPIO with alternate functions PWM0 brake input 0, Timer0 CH1, QEP0 CH1, OPA2 negative input and ADC2 channel 9.
12 P0_9 bidirectional P0.9 GPIO with alternate functions comparator 4 output, PWM1 CH0 low side, SPI0 CLK, Timer1 CH0, QEP1 CH0, external flash data 1, comparator 5 negative input, JTAG nTRST and FLT; it is not usable as plain GPIO unless SYS_IO_CFG.SWDMUX is configured.
13 P0_10 bidirectional P0.10 GPIO (5VT) with alternate functions PWM1 CH0 high side, SPI0 CSN, Timer1 CH1, QEP1 CH1, external flash data 2, comparator 4 negative input, SWDIO/TMS and FLT; it is not usable as plain GPIO unless SYS_IO_CFG.SWDMUX is configured.
14 P0_11 bidirectional P0.11 GPIO (5VT) with alternate functions PWM1 CH1 low side, UART1 RXD, SPI0 DI, I2C1 SCL, Timer4 CH1, external flash data 3, comparator 4 positive input 0, JTAG TDI and FLT; it is not usable as plain GPIO unless SYS_IO_CFG.SWDMUX is configured.
15 P0_12 bidirectional P0.12 GPIO (5VT) with alternate functions PWM1 CH1 high side, UART1 TXD, SPI0 DO, I2C1 SDA, Timer4 CH0, CAN timestamp clock, external flash CSN, comparator 4 positive input 1, SWCLK/TCLK and FLT; it is not usable as plain GPIO unless SYS_IO_CFG.SWDMUX is configured.
16 P0_13 bidirectional P0.13 GPIO (5VT) with alternate functions PWM1 CH2 low side, UART0 TXD, SPI1 CSN, Timer4 CH0, CAN TX, comparator 4 positive input 2, JTAG TDO, WAKE4, EXTI6 and FLT; it is not usable as plain GPIO unless SYS_IO_CFG.SWDMUX is configured.
17 P0_14 bidirectional P0.14 GPIO with alternate functions clock output CLK, PWM1 CH2 high side, UART0 RXD, SPI1 DI, I2C0 SCL, CAN RX, comparator 4 positive input 3 and EXTI7.
18 P0_15 bidirectional P0.15 GPIO with alternate functions comparator 4 output, PWM1 CH3 low side, QEP1 Z-axis and EXTI8.
19 P1_0 bidirectional P1.0 GPIO with alternate functions PWM1 CH3 high side, UART0 TXD, SPI1 DO, I2C0 SDA and QEP0 Z-axis; it is not usable as plain GPIO unless SYS_IO_CFG.SWDMUX is configured.
20 NC unconnected No internal connection (NC, float) on LKS32MC457RCT8.
21 P0_5 bidirectional P0.5 GPIO (5VT) with alternate functions comparator 5 output, Hall1 input 0, PWM0 brake input 3, UART0 TXD, SPI0 CLK, I2C0 SCL, Timer0 CH1, QEP0 CH1, QEP2 Z-axis, ADC trigger debug 0, ADC2 channel 12, comparator 5 positive input 3, FLT, WAKE3 and EXTI5.
22 VSS power_in Ground (VSS).
23 P1_8 bidirectional P1.8 GPIO (5VT) with alternate functions PWM0 CH3 high side, UART2 RXD, SPI1 CLK, Timer0 CH0, QEP0 CH0, QEP2 Z-axis, CAN timestamp clock and FLT; 5VT accepts 5 V input.
24 P1_9 bidirectional P1.9 GPIO (5VT) with alternate functions PWM0 brake input 0, UART2 TXD, SPI1 DO, I2C0 SDA, Timer0 CH1, QEP0 CH1, Timer2 CH0, QEP0 CH0, ADC trigger debug 2, CAN TX and FLT; 5VT accepts 5 V input.
25 P1_10 bidirectional P1.10 GPIO (5VT) with alternate functions PWM0 brake input 1, UART2 RXD, SPI1 DI, I2C0 SCL, Timer0 CH0, QEP0 CH0, Timer2 CH1, QEP0 CH1, ADC trigger debug 1, CAN RX and FLT; 5VT accepts 5 V input.
26 P1_11 bidirectional P1.11 GPIO with alternate functions PWM0 brake input 2, UART2 TXD, SPI0 DO, I2C0 SDA, Timer0 CH1, QEP0 CH1, OPA5 negative input, EXTI11 and WAKE5.
27 P2_3 bidirectional P2.3 GPIO with alternate functions PWM1 CH2 high side, Timer1 CH1, QEP1 CH1, CAN TX and external flash data 3.
28 P2_4 bidirectional P2.4 GPIO with alternate functions PWM1 CH1 high side, Timer2 CH0, QEP0 CH0, CAN RX and external flash chip select.
29 P2_5 bidirectional P2.5 GPIO with alternate functions PWM1 CH0 high side, UART1 RXD, Timer1 CH0, QEP1 CH0, Timer2 CH1, QEP0 CH1, CAN timestamp clock and external flash clock.
30 P2_6 bidirectional P2.6 GPIO with alternate functions PWM1 CH2 low side, UART1 TXD, Timer1 CH1 and QEP1 CH1.
31 P2_7 bidirectional P2.7 GPIO with alternate functions PWM1 CH1 low side, I2C0 SDA, Timer2 CH0, QEP0 CH0 and EXTI16.
32 P2_8 bidirectional P2.8 GPIO with alternate functions PWM1 CH0 low side, I2C0 SCL, Timer2 CH1, QEP0 CH1 and EXTI17.
33 P2_9 bidirectional P2.9 GPIO with alternate functions PWM0 CH2 high side, I2C0 SDA, Timer4 CH1, QEP2 Z-axis, Timer2 Z-axis and external flash data 0.
34 P2_10 bidirectional P2.10 GPIO with alternate functions PWM0 CH1 high side, I2C0 SCL, Timer4 CH0 and external flash data 1.
35 P2_11 bidirectional P2.11 GPIO (5VT) with alternate functions PWM0 CH0 high side, UART0 RXD, Timer4 CH0, QEP1 CH1, Timer3 CH1 and external flash data 2; 5VT accepts 5 V input.
36 P2_12 bidirectional P2.12 GPIO (5VT) with alternate functions PWM0 CH2 low side, UART0 TXD, Timer4 CH1, QEP3 Z-axis, external flash data 3 and EXTI18; 5VT accepts 5 V input.
37 P2_13 bidirectional P2.13 GPIO with alternate functions Hall0 input 2, PWM0 CH1 low side, Timer4 CH0, QEP1 CH0, Timer3 CH0, ADC trigger debug 1 and external flash chip select.
38 P2_14 bidirectional P2.14 GPIO with alternate functions Hall0 input 1, PWM0 CH0 low side, UART2 TXD, Timer3 CH1, QEP1 CH1, ADC trigger debug 0, comparator 3 negative input and WAKE6.
39 P2_15 bidirectional P2.15 GPIO (5VT) with alternate functions comparator 3 output, Hall0 input 0, PWM0 brake input 0, UART2 RXD, Timer1 CH0, QEP1 CH0, external flash clock, comparator 3 positive input 0 and EXTI19; 5VT accepts 5 V input.
40 P3_0 bidirectional P3.0 GPIO (5VT) with alternate functions Hall1 input 2, PWM0 CH2 low side, QEP3 Z-axis, ADC0 channel 14 and comparator 3 positive input 1; 5VT accepts 5 V input.
41 P3_1 bidirectional P3.1 GPIO (5VT) with alternate functions Hall1 input 1, PWM0 brake input 3, I2C0 SDA, QEP0 Z-axis, Timer0 Z-axis, Timer3 CH0, QEP1 CH0, ADC0 channel 13 and comparator 3 positive input 2; 5VT accepts 5 V input.
42 NC unconnected No internal connection (NC, float) on LKS32MC457RCT8.
43 P3_2 bidirectional P3.2 GPIO (5VT) with alternate functions comparator 3 output, Hall1 input 0, I2C0 SCL, Timer0 CH0, Timer3 CH0, QEP0 CH0, QEP1 CH0, external flash data 0, comparator 3 positive input 3, WAKE7 and EXTI20; 5VT accepts 5 V input.
44 VSS power_in Ground (VSS).
45 P3_3 bidirectional P3.3 GPIO with alternate functions comparator 2 output, SPI0 CSN, Timer0 CH1, QEP0 CH1, external flash data 1, ADC1 channel 13, comparator 2 positive input 0, FLT and EXTI21.
46 P3_4 bidirectional P3.4 GPIO (5VT) with alternate functions Hall0 input 0, SPI0 CLK, Timer1 CH1, QEP1 CH1, external flash data 2, ADC1 channel 12, DAC0 output and comparator 2 positive input 1; 5VT accepts 5 V input.
47 P3_6 bidirectional P3.6 GPIO (5VT) with alternate functions Hall0 input 2, PWM1 brake input 3, UART1 TXD, SPI0 DI, Timer1 CH1, QEP1 CH1, ADC trigger debug 2, CAN TX, external flash chip select and comparator 2 positive input 3; 5VT accepts 5 V input.
48 P3_7 bidirectional P3.7 GPIO with alternate functions comparator 2 output, PWM1 brake input 0, Timer4 CH1, ADC trigger debug 1, CAN RX, OPA3 negative input, FLT, ADC2 channel 11, comparator 2 negative input and EXTI22.
49 P3_10 bidirectional P3.10 GPIO with alternate functions PWM0 brake input 1, OPA2 positive input and ADC2 channel 8.
50 P3_11 bidirectional P3.11 GPIO with alternate functions PWM0 brake input 2, ADC2 channel 7, OPAx output 0, internal reference REF and EXTI24.
51 P3_12 bidirectional P3.12 GPIO with alternate functions PWM0 brake input 3, I2C0 SDA, Timer2 CH1, QEP0 CH1, ADC2 channel 6 and EXTI25.
52 P3_13 bidirectional P3.13 GPIO with alternate functions OPA1 negative input, ADC2 channel 5 and EXTI26.
53 P3_14 bidirectional P3.14 GPIO with alternate functions OPA1 positive input, ADC2 channel 4 and EXTI27.
54 P4_1 bidirectional P4.1 GPIO (5VT) with alternate functions PWM0 CH3 low side, UART0 TXD, I2C0 SDA, Timer0 CH1, QEP0 CH1, external flash data 1, ADC1 channel 10, FLT and EXTI30; 5VT accepts 5 V input.
55 P4_2 bidirectional P4.2 GPIO (5VT) with alternate functions PWM0 CH3 high side, UART0 RXD, I2C0 SCL, Timer0 CH0, QEP0 CH0, ADC trigger debug 2, CAN timestamp clock, external flash data 2, ADC1 channel 9, FLT and EXTI31; 5VT accepts 5 V input.
56 P4_6 bidirectional P4.6 GPIO with alternate functions PWM0 CH1 low side, external flash clock, ADC1 channel 8, OPAx output 1 and 1.2 V LDO output LDO12.
57 AVDD power_in Analog/3.3 V supply input (AVDD) as labeled on the LQFP64 drawing.
58 AVDD power_in Analog/3.3 V supply input (AVDD) as labeled on the LQFP64 drawing.
59 VSS33 power_in 3.3 V domain ground (VSS33).
60 VSS33 power_in 3.3 V domain ground (VSS33).
61 P5_0 bidirectional P5.0 GPIO with alternate functions comparator 0 output, PWM0 CH3 low side, I2C1 SDA, Timer3 CH0, QEP1 CH0, ADC trigger debug 0, external flash data 3, ADC0 channel 7, comparator 0 negative input, FLT and EXTI32.
62 P5_1 bidirectional P5.1 GPIO with alternate functions PWM0 CH3 high side, SPI1 CSN, I2C1 SCL, Timer4 CH1, Timer3 CH1, QEP1 CH1, external flash chip select, ADC0 channel 6, FLT and EXTI33.
63 P4_14 bidirectional P4.14 GPIO (5VT) with alternate functions clock output CLK, Hall0 input 1, UART2 TXD, SPI1 DO, I2C0 SDA, Timer1 CH1, QEP1 CH1, Timer2 CH0, QEP0 CH0, ADC trigger debug 2, CAN RX, external flash data 1, ADC0 channel 9, comparator 0 positive input 2 and FLT; 5VT accepts 5 V input.
64 P4_15 bidirectional P4.15 GPIO (5VT) with alternate functions Hall0 input 0, UART2 RXD, SPI1 DI, I2C0 SCL, Timer1 CH0, QEP1 CH0, Timer2 CH1, QEP0 CH1, ADC trigger debug 1, CAN timestamp clock, external flash data 2, ADC0 channel 8, comparator 0 positive input 3 and FLT; 5VT accepts 5 V input.

Key specifications

Parameter Value
Manufacturer LINKOSEMI
Package LQFP-64(10x10)
Category Embedded Processors & Controllers
Pins 64

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
工作温度 (operating temperature) -40 105 ˚C 37
存储温度 (storage temperature) -40 150 ˚C 37
结温 (junction temperature) 125 °C 37
引脚温度 (pin temperature, soldering) 260 °C soldering, 10 s 37
ESD HBM, MCU pins -6000 6000 V HBM, MCU PIN 37
Latch-up current -200 200 mA 85℃ 37
GPIO signal input voltage range (not 5V tolerant) VIN -0.3 3.6 V 37
GPIO signal input voltage range (5V tolerant) VIN(5VT) -0.3 5.5 V 37
单个GPIO最大注入电流 (max injection current per GPIO) IINJ_PAD -18 18 mA 37
所有GPIO最大注入电流 (max injection current, all GPIOs) IINJ_SUM -50 50 mA 37
模拟工作电压 (analog operating voltage, REF2VDD=0) AVDDA 2.8 3.3 3.6 V REF2VDD=0，ADC 选择 2.4V 内部基准源 37
模拟工作电压 (analog operating voltage, REF2VDD=1) AVDDA 2.4 3.3 3.6 V REF2VDD=1，ADC 选择 AVDD 为基准 37
数字IO输入高电压 (VIH) VIH 2 V AVDD=3.3 V 38
数字IO输入低电压 (VIL) VIL 0.8 V AVDD=3.3 V 38
数字IO输入高电压，电流消耗 (IIH) IIH 10 uA AVDD=3.3 V 38
数字IO输入低电压，电流消耗 (IIL) IIL -10 uA AVDD=3.3 V 38
数字IO输出低电压 (VOL) VOL 0.4 V AVDD=3.3 V 38
IO驱动电流 (IO drive current) I IO 4.5 18 mA AVDD=3.3 V 38
关闭高速时钟休眠电流 (high-speed clock off sleep, IDD) IDD 0.4 0.5 0.7 mA 38
掉电休眠电流 (power-down sleep, IDD) IDD 7 9 20 uA 38

CAD (KiCad official)

  • Symbol: LKS32MC457RCT8
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: lks32mc457rct8-etched.step / lks32mc457rct8-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lks32mc457rct8.step / lks32mc457rct8.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: LINKOSEMI datasheet (63 pp, sha256 1ceea4e06e3e7c98, retrieved 2026-10-18, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF