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HC32L136K8TA-LQFP64

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

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HC32L136K8TA-LQFP64

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

HC32L136K8TA-LQFP64 from XHSC, 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 VCAP power_out Internal LDO core-supply output that is for internal circuits only and requires an external decoupling capacitor of at least 1 µF.
2 PC13 bidirectional General-purpose I/O PC13 with alternate functions RTC_1HZ and TIM3_CH1B listed in the pin table.
3 XTLI/PC14 input Low-speed (32.768 kHz) crystal oscillator input shared with GPIO PC14; load capacitors must follow the crystal maker's requirements.
4 XTLO/PC15 output Low-speed (32.768 kHz) crystal oscillator output shared with GPIO PC15.
5 XTHI/PD00 input High-speed (4-32 MHz) crystal oscillator input shared with GPIO PD00, which also carries I2C0_SDA and UART1_TXD.
6 XTHO/PD01 output High-speed (4-32 MHz) crystal oscillator output shared with GPIO PD01, which also carries I2C0_SCL, TIM4_CHB and UART1_RXD.
7 RESETB input Reset input with CMOS Schmitt-trigger characteristics (hysteresis 200 mV) and a non-removable weak pull-up of 80 kΩ.
8 SEG27/PC00 bidirectional GPIO PC00 that also serves as LCD segment output SEG27 and ADC input AIN10.
9 SEG26/PC01 bidirectional GPIO PC01 that also serves as LCD segment output SEG26 and ADC input AIN11.
10 SEG25/PC02 bidirectional GPIO PC02 that also serves as LCD segment output SEG25 and ADC input AIN12.
11 SEG24/PC03 bidirectional GPIO PC03 that also serves as LCD segment output SEG24 and ADC input AIN13.
12 AVSS power_in Analog ground; the datasheet requires all DVSS/AVSS pins to be connected to the external supply system.
13 AVCC power_in Analog supply that must be the same voltage as DVCC (1.8-5.5 V), with at most 300 mV difference between them during power-up and operation.
14 SEG23/PA00 bidirectional GPIO PA00 that also serves as LCD segment output SEG23 and ADC input AIN0.
15 SEG22/PA01 bidirectional GPIO PA01 that also serves as LCD segment output SEG22 and ADC input AIN1.
16 SEG21/PA02 bidirectional GPIO PA02 that also serves as LCD segment output SEG21 and ADC input AIN2.
17 SEG20/PA03 bidirectional GPIO PA03 that also serves as LCD segment output SEG20 and ADC input AIN3.
18 PD04 bidirectional General-purpose I/O PD04 with no alternate function listed in the pin table.
19 PD05 bidirectional General-purpose I/O PD05 with no alternate function listed in the pin table.
20 SEG19/PA04 bidirectional GPIO PA04 that also serves as LCD segment output SEG19 and ADC input AIN4.
21 SEG18/PA05 bidirectional GPIO PA05 that also serves as LCD segment output SEG18.
22 SEG17/PA06 bidirectional GPIO PA06 that also serves as LCD segment output SEG17.
23 SEG16/PA07 bidirectional GPIO PA07 that also serves as LCD segment output SEG16.
24 SEG15/PC04 bidirectional GPIO PC04 that also serves as LCD segment output SEG15.
25 SEG14/PC05 bidirectional GPIO PC05 that also serves as LCD segment output SEG14.
26 SEG13/PB00 bidirectional GPIO PB00 that also serves as LCD segment output SEG13.
27 SEG12/PB01 bidirectional GPIO PB01 that also serves as LCD segment output SEG12.
28 SEG11/PB02 bidirectional GPIO PB02 that also serves as LCD segment output SEG11.
29 SEG10/PB10 bidirectional GPIO PB10 that also serves as LCD segment output SEG10.
30 SEG9/PB11 bidirectional GPIO PB11 that also serves as LCD segment output SEG9.
31 DVSS power_in Digital ground; the datasheet requires all DVSS/AVSS pins to be connected to the external supply system.
32 DVCC power_in Digital supply, 1.8-5.5 V, which must match AVCC; a decoupling capacitor should be placed close to this pin.
33 PB12/SEG8 bidirectional GPIO PB12 that also serves as LCD segment output SEG8.
34 PB13/SEG7 bidirectional GPIO PB13 that also serves as LCD segment output SEG7.
35 PB14/SEG6 bidirectional GPIO PB14 that also serves as LCD segment output SEG6.
36 PB15/SEG5 bidirectional GPIO PB15 that also serves as LCD segment output SEG5.
37 PC06/SEG4 bidirectional GPIO PC06 that also serves as LCD segment output SEG4.
38 PC07/SEG3 bidirectional GPIO PC07 that also serves as LCD segment output SEG3.
39 PC08/SEG2 bidirectional GPIO PC08 that also serves as LCD segment output SEG2.
40 PC09/SEG1 bidirectional GPIO PC09 that also serves as LCD segment output SEG1.
41 PA08/SEG0 bidirectional GPIO PA08 that also serves as LCD segment output SEG0.
42 PA09/COM0 bidirectional GPIO PA09 that also serves as LCD common output COM0; PA09 is one of the recommended ISP programming pins.
43 PA10/COM1 bidirectional GPIO PA10 that also serves as LCD common output COM1; PA09/PA10 are the recommended ISP programming interface pins.
44 PA11/COM2 bidirectional GPIO PA11 that also serves as LCD common output COM2.
45 PA12/COM3 bidirectional GPIO PA12 that also serves as LCD common output COM3.
46 PA13/SWDIO bidirectional GPIO PA13 that serves as the SWD data I/O (SWDIO) and as an ISP programming pin.
47 PD06 bidirectional General-purpose I/O PD06 that also carries I2C1_SCL, LPUART1_CTS and UART0_CTS.
48 PD07 bidirectional General-purpose I/O PD07 that also carries I2C1_SDA, LPUART1_RTS and UART0_RTS.
49 PA14/SWCLK bidirectional GPIO PA14 that serves as the SWD clock (SWCLK) and as an ISP programming pin.
50 PA15 bidirectional General-purpose I/O PA15 that also carries SPI0_CS, UART1_RXD, LPUART1_RTS, TIM0_ETR, TIM0_CHA and TIM3_CH1A.
51 PC10/COM4/SEG39 bidirectional GPIO PC10 that also serves as LCD common output COM4 and segment output SEG39.
52 PC11/COM5/SEG38 bidirectional GPIO PC11 that also serves as LCD common output COM5 and segment output SEG38.
53 PC12/COM6/SEG37 bidirectional GPIO PC12 that also serves as LCD common output COM6 and segment output SEG37.
54 PD02/COM7/SEG36 bidirectional GPIO PD02 that also serves as LCD common output COM7 and segment output SEG36.
55 PB03/SEG35/VLCDH bidirectional GPIO PB03 that also serves as LCD segment output SEG35 and LCD highest-voltage pin VLCDH, used in external-resistor or external-capacitor LCD modes.
56 PB04/SEG34/VLCD3 bidirectional GPIO PB04 that also serves as LCD segment output SEG34 and LCD bias voltage pin VLCD3, used in external-resistor or external-capacitor LCD modes.
57 PB05/SEG33/VLCD2 bidirectional GPIO PB05 that also serves as LCD segment output SEG33 and LCD bias voltage pin VLCD2, used in external-resistor or external-capacitor LCD modes.
58 PB06/SEG32/VLCD1 bidirectional GPIO PB06 that also serves as LCD segment output SEG32 and LCD bias voltage pin VLCD1, used in external-resistor or external-capacitor LCD modes.
59 PB07/SEG31 bidirectional GPIO PB07 that also serves as LCD segment output SEG31 and LVD input LVD_IN2.
60 BOOT0 bidirectional Pin PD03 used as BOOT0: high at reset selects ISP programming mode, low selects user mode (SWD programming); it also serves as LCD segment output SEG30.
61 PB08/SEG29 bidirectional GPIO PB08 that also serves as LCD segment output SEG29 and LVD input LVD_IN1.
62 PB09/SEG28 bidirectional GPIO PB09 that also serves as LCD segment output SEG28 and IR_OUT.
63 DVSS power_in Digital ground; the datasheet requires all DVSS/AVSS pins to be connected to the external supply system.
64 DVCC power_in Digital supply, 1.8-5.5 V, which must match AVCC; a decoupling capacitor should be placed close to this pin.

Key specifications

Parameter Value
Manufacturer XHSC
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
External main supply voltage (VCC-VSS, incl. AVCC and DVCC) VCC - VSS -0.3 5.5 V 44
Voltage difference between supply pins /ΔVCCx/ 50 mV 44
Voltage difference between ground pins /VSSx - VSS/ 50 mV 44
Total supply current through DVCC/AVCC lines IVCC 300 mA 44
Total current through VSS ground lines IVSS 300 mA 44
Output sink current on any I/O and control pin IIO 25 mA 44
Output source current on any I/O and control pin IIO -25 mA 44
Injection current on RESETB pin IINJ(PIN) -5 5 mA RESETB pin 44
Injection current on XTHI and XTLI pins IINJ(PIN) -5 5 mA XTHI / XTLI pins 44
Injection current on other pins IINJ(PIN) -5 5 mA other pins 44
Total injection current on all I/O and control pins ∑IINJ(PIN) -25 25 mA all I/O and control pins 44
Storage temperature range TSTG -60 150 ℃ 44
Maximum junction temperature TJ 105 ℃ 44
Operating supply voltage (VCC) VCC 1.8 5.5 V 1
Operating ambient temperature -40 85 ℃ 1
External input voltage range Vex 0 V 47
LVD detection threshold Vlevel Vlevel 1.7 1.8 1.9 V LVD_CR.VTDS=0000 47
LVD detection threshold Vlevel Vlevel 1.8 1.9 2 V LVD_CR.VTDS=0001 47
LVD detection threshold Vlevel Vlevel 1.9 2 2.1 V LVD_CR.VTDS=0010 47
LVD detection threshold Vlevel Vlevel 2 2.1 2.2 V LVD_CR.VTDS=0011 47
LVD detection threshold Vlevel Vlevel 2.1 2.2 2.3 V LVD_CR.VTDS=0100 47
LVD detection threshold Vlevel Vlevel 2.2 2.3 2.4 V LVD_CR.VTDS=0101 47
LVD detection threshold Vlevel Vlevel 2.3 2.4 2.5 V LVD_CR.VTDS=0110 47
LVD detection threshold Vlevel Vlevel 2.4 2.5 2.6 V LVD_CR.VTDS=0111 47
LVD detection threshold Vlevel Vlevel 2.5 2.6 2.7 V LVD_CR.VTDS=1000 47
LVD detection threshold Vlevel Vlevel 2.6 2.7 2.8 V LVD_CR.VTDS=1001 47
LVD detection threshold Vlevel Vlevel 2.7 2.8 2.9 V LVD_CR.VTDS=1010 47
LVD detection threshold Vlevel Vlevel 2.8 2.9 3 V LVD_CR.VTDS=1011 47
LVD detection threshold Vlevel Vlevel 2.9 3 3.1 V LVD_CR.VTDS=1100 47
LVD detection threshold Vlevel Vlevel 3 3.1 3.2 V LVD_CR.VTDS=1101 47
LVD detection threshold Vlevel Vlevel 3.1 3.2 3.3 V LVD_CR.VTDS=1110 47
LVD detection threshold Vlevel Vlevel 3.2 3.3 3.4 V LVD_CR.VTDS=1111 47
Internal 2.5V reference voltage VREF25 2.475 2.5 2.525 V 常温25°C 3.3V 48
Internal 2.5V reference voltage VREF25 2.463 2.5 2.525 V -4085°C 2.85.5V 48
Internal 1.5V reference voltage VREF15 1.485 1.5 1.515 V 常温25°C 3.3V 48
Internal 1.5V reference voltage VREF15 1.477 1.5 1.519 V -4085°C 1.85.5V 48
Supply current, run in Flash, all peripherals ON, RCH clock IDD 1000 1300 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 4M 48
Supply current, run in Flash, all peripherals ON, RCH clock IDD 1910 2420 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 8M 48
Supply current, run in Flash, all peripherals ON, RCH clock IDD 3650 4590 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 16M 48
Supply current, run in Flash, all peripherals ON, RCH clock IDD 5080 6330 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 22.12M 48
Supply current, run in Flash, all peripherals ON, RCH clock IDD 5440 6820 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 24M 48
Supply current, run in Flash, all peripherals ON, PLL from RCH4M IDD 3960 4850 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 16M 48
Supply current, run in Flash, all peripherals ON, PLL from RCH4M IDD 5700 7000 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 24M 48
Supply current, run in Flash, all peripherals ON, PLL from RCH4M IDD 6600 7480 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 32M, FlashWait=1 48
Supply current, run in Flash, all peripherals ON, PLL from RCH4M IDD 8140 9190 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 40M, FlashWait=1 48
Supply current, run in Flash, all peripherals ON, PLL from RCH4M IDD 9550 10860 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 48M, FlashWait=1 48
Supply current, run in Flash, all peripherals ON, PLL from RCH8M IDD 4030 4940 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH8M to xxM, 16M 48
Supply current, run in Flash, all peripherals ON, PLL from RCH8M IDD 5780 7060 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH8M to xxM, 24M 48
Supply current, run in Flash, all peripherals ON, PLL from RCH8M IDD 6670 7560 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH8M to xxM, 32M, FlashWait=1 48
Supply current, run in Flash, all peripherals ON, PLL from RCH8M IDD 8240 9340 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH8M to xxM, 40M, FlashWait=1 48
Supply current, run in Flash, all peripherals ON, PLL from RCH8M IDD 9630 10970 μA All peripherals ON, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH8M to xxM, 48M, FlashWait=1 48
Supply current, run in Flash, all peripherals OFF, RCH clock IDD 610 875 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 4M 48
Supply current, run in Flash, all peripherals OFF, RCH clock IDD 1330 1570 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 8M 48
Supply current, run in Flash, all peripherals OFF, RCH clock IDD 2110 2900 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 16M 48
Supply current, run in Flash, all peripherals OFF, RCH clock IDD 2860 3860 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 22.12M 48
Supply current, run in Flash, all peripherals OFF, RCH clock IDD 3060 4120 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, RCH 24M 48
Supply current, run in Flash, all peripherals OFF, PLL from RCH4M IDD 2360 3110 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 16M 49
Supply current, run in Flash, all peripherals OFF, PLL from RCH4M IDD 3360 4330 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 24M 49
Supply current, run in Flash, all peripherals OFF, PLL from RCH4M IDD 3490 4010 μA All peripherals OFF, Run while(1) in Flash, VCAP=1.5V, VCC=1.8-5.5V, TA=N40C~85C, PLL RCH4M to xxM, 32M, FlashWait=1 49

CAD (KiCad official)

  • Symbol: HC32L136K8TA-LQFP64
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: hc32l136k8ta-lqfp64-etched.step / hc32l136k8ta-lqfp64-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hc32l136k8ta-lqfp64.step / hc32l136k8ta-lqfp64.glb are the bare package body.

Provenance

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

  • Datasheet: XHSC datasheet (90 pp, sha256 863554b2ffdb4447, 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