HC32L136K8TA-LQ64 from XHSC, in a LQFP-64(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin	Name	Type	Function
1	VCAP	power_out	Internal LDO core-supply output. Must be decoupled to ground with a >=1 uF capacitor; for internal use only, do not load externally.
2	PC13	bidirectional	General purpose I/O PC13. Alt functions: RTC_1HZ, TIM3_CH1B, LVD_IN0.
3	PC14/XTLI	bidirectional	GPIO PC14 or low-speed crystal oscillator input (XTLI, 32.768 kHz).
4	PC15/XTLO	bidirectional	GPIO PC15 or low-speed crystal oscillator output (XTLO).
5	PD00/XTHI	bidirectional	GPIO PD00 or high-speed external crystal input (XTHI, 4-32 MHz). Alt: I2C0_SDA, UART1_TXD.
6	PD01/XTHO	bidirectional	GPIO PD01 or high-speed external crystal output (XTHO). Alt: I2C0_SCL, TIM4_CHB, UART1_RXD.
7	RESETB	input	External active-low reset input. Internal pull-up; drive low to reset the MCU.
8	PC00/SEG27	bidirectional	GPIO PC00. Alt: LPTIM_GATE, PCNT_S0, UART1_CTS; analog AIN10, VC0_INP0, VC1_INN0, LCD SEG27.
9	PC01/SEG26	bidirectional	GPIO PC01. Alt: LPTIM_TOG, TIM5_CHB, UART1_RTS; analog AIN11, VC0_INP1, VC1_INN1, LCD SEG26.
10	PC02/SEG25	bidirectional	GPIO PC02. Alt: SPI1_MISO, LPTIM_TOGN, PCNT_S1; analog AIN12, VC0_INP2, VC1_INN2, LCD SEG25.
11	PC03/SEG24	bidirectional	GPIO PC03. Alt: SPI1_MOSI, LPTIM_ETR, LPTIM_TOGN; analog AIN13, VC0_INP3, VC1_INN3, LCD SEG24.
12	AVSS	power_in	Analog ground reference for ADC/OPA/VC subsystem.
13	AVCC	power_in	Analog supply for ADC, comparators and op-amps. Typically tied to DVCC through a ferrite; 1.8-5.5 V range.
14	PA00/SEG23	bidirectional	GPIO PA00. Digital alt: UART1_CTS, LPUART1_TXD, TIM0_ETR, VC0_OUT, TIM1_CHA, TIM3_ETR, TIM0_CHA; analog AIN0, VC0_INP4, VC0_INN0, VC1_INP0, VC1_INN4, LCD SEG23.
15	PA01/SEG22	bidirectional	GPIO PA01. Digital alt: UART1_RTS, LPUART1_RXD, TIM0_CHB, TIM1_ETR, TIM1_CHB, HCLK_OUT, SPI1_MOSI; analog AIN1, VCx inputs, LCD SEG22.
16	PA02/SEG21	bidirectional	GPIO PA02. Digital alt: UART1_TXD, TIM0_CHA, VC1_OUT, TIM1_CHA, TIM2_CHA, PCLK_OUT, SPI1_MISO; analog AIN2, VCx inputs, LCD SEG21.
17	PA03/SEG20	bidirectional	GPIO PA03. Digital alt: UART1_RXD, TIM0_GATE, TIM1_CHB, TIM2_CHB, SPI1_CS, TIM3_CH1A, TIM5_CHA; analog AIN3, LCD SEG20.
18	PD04	bidirectional	GPIO PD04 (LQFP-64 only). No documented alt functions.
19	PD05	bidirectional	GPIO PD05 (LQFP-64 only). No documented alt functions.
20	PA04/SEG19	bidirectional	GPIO PA04. Alt: SPI0_CS, UART1_TXD, PCA_CH4, TIM2_ETR, TIM5_CHA, LVD_OUT, TIM3_CH2B; analog AIN4, LCD SEG19.
21	PA05/SEG18	bidirectional	GPIO PA05. Alt: SPI0_SCK, TIM0_ETR, PCA_ECI, TIM0_CHA, TIM5_CHB, XTL_OUT, XTH_OUT; analog AIN5, LCD SEG18.
22	PA06/SEG17	bidirectional	GPIO PA06. Alt: SPI0_MISO, PCA_CH0, TIM3_BK, TIM1_CHA, VC0_OUT, TIM3_GATE, LPUART0_CTS; analog AIN6, LCD SEG17.
23	PA07/SEG16	bidirectional	GPIO PA07. Alt: SPI0_MOSI, PCA_CH1, HCLK_OUT, TIM3_CH0B, TIM2_CHA, VC1_OUT, TIM4_CHB; analog AIN7, LCD SEG16.
24	PC04/SEG15	bidirectional	GPIO PC04. Alt: LPUART0_TXD, TIM2_ETR, IR_OUT; analog AIN14, VC0_INN8, LCD SEG15.
25	PC05/SEG14	bidirectional	GPIO PC05. Alt: LPUART0_RXD, TIM6_CHB, PCA_CH4; analog AIN15, VC0_INN9, LCD SEG14.
26	PB00/SEG13	bidirectional	GPIO PB00. Alt: PCA_CH2, TIM3_CH1B, LPUART0_TXD, TIM5_CHB, RCH_OUT, RCL_OUT, PLL_OUT; analog AIN8, LCD SEG13.
27	PB01/SEG12	bidirectional	GPIO PB01. Alt: PCA_CH3, PCLK_OUT, TIM3_CH2B, TIM6_CHB, LPUART0_RTS; analog AIN9/EXVREF, LCD SEG12.
28	PB02/SEG11	bidirectional	GPIO PB02. Alt: LPTIM_TOG, PCA_ECI, LPUART1_TXD, TIM4_CHA, TIM1_BK, TIM0_BK, TIM2_BK; analog AIN16, OP2_INN, LCD SEG11.
29	PB10/SEG10	bidirectional	GPIO PB10. Alt: I2C1_SCL, SPI1_CLK, TIM1_CHA, LPUART0_TXD, TIM3_CH1A, LPUART1_RTS, UART1_RTS; analog AIN17, OP2_INP, LCD SEG10.
30	PB11/SEG9	bidirectional	GPIO PB11. Alt: I2C1_SDA, TIM1_CHB, LPUART0_RXD, TIM2_GATE, TIM6_CHA, LPUART1_CTS, UART1_CTS; analog AIN18, OP2_OUT, LCD SEG9.
31	DVSS	power_in	Digital ground.
32	DVCC	power_in	Digital supply, 1.8-5.5 V. Decouple with 100 nF near the pin plus a bulk capacitor.
33	PB12/SEG8	bidirectional	GPIO PB12. Alt: SPI1_CS, TIM3_BK, LPUART0_TXD, TIM0_BK, LPUART0_RTS, TIM6_CHA; analog AIN19, OP1_INN, LCD SEG8.
34	PB13/SEG7	bidirectional	GPIO PB13. Alt: SPI1_CLK, I2C1_SCL, TIM3_CH0B, LPUART0_CTS, TIM1_CHA, TIM1_GATE, TIM6_CHB; analog AIN20, OP1_INP, LCD SEG7.
35	PB14/SEG6	bidirectional	GPIO PB14. Alt: SPI1_MISO, I2C1_SDA, TIM3_CH1B, TIM0_CHA, RTC_1HZ, LPUART0_RTS, TIM1_BK; analog AIN21, OP1_OUT, LCD SEG6.
36	PB15/SEG5	bidirectional	GPIO PB15. Alt: SPI1_MOSI, TIM3_CH2B, TIM0_CHB, TIM0_GATE, LPUART1_RXD, PCA_CH0; analog AIN22, OP0_INN, LCD SEG5.
37	PC06/SEG4	bidirectional	GPIO PC06. Alt: TIM4_CHA, TIM2_CHA; analog AIN23, OP0_INP, LCD SEG4.
38	PC07/SEG3	bidirectional	GPIO PC07. Alt: PCA_CH1, TIM5_CHA, TIM2_CHB; analog OP0_OUT, LCD SEG3.
39	PC08/SEG2	bidirectional	GPIO PC08. Alt: PCA_CH2, TIM6_CHA, TIM2_ETR; LCD SEG2.
40	PC09/SEG1	bidirectional	GPIO PC09. Alt: PCA_CH3, TIM4_CHB, TIM1_ETR; LCD SEG1.
41	PA08/SEG0	bidirectional	GPIO PA08. Alt: UART0_TXD, TIM3_CH0A, TIM1_GATE, TIM4_CHA, TIM3_BK; LCD SEG0.
42	PA09/COM0	bidirectional	GPIO PA09. Alt: UART0_TXD, TIM3_CH1A, TIM0_BK, I2C0_SCL, HCLK_OUT, TIM5_CHA; LCD common COM0.
43	PA10/COM1	bidirectional	GPIO PA10. Alt: UART0_RXD, TIM3_CH2A, TIM2_BK, I2C0_SDA, TIM2_GATE, PCLK_OUT, TIM6_CHA; LCD COM1.
44	PA11/COM2	bidirectional	GPIO PA11. Alt: UART0_CTS, TIM3_GATE, I2C1_SCL, VC0_OUT, SPI0_MISO, TIM4_CHB; LCD COM2.
45	PA12/COM3	bidirectional	GPIO PA12. Alt: UART0_RTS, TIM3_ETR, I2C1_SDA, VC1_OUT, SPI0_MOSI, PCNT_S0; LCD COM3.
46	PA13/SWDIO	bidirectional	GPIO PA13 or SWD data (SWDIO) - default after reset is SWDIO. Alt digital: IR_OUT, UART0_RXD, LVD_OUT, TIM3_ETR, RTC_1HZ, PCNT_S1.
47	PD06	bidirectional	GPIO PD06. Alt: I2C1_SCL, LPUART1_CTS, UART0_CTS.
48	PD07	bidirectional	GPIO PD07. Alt: I2C1_SDA, LPUART1_RTS, UART0_RTS.
49	PA14/SWCLK	bidirectional	GPIO PA14 or SWD clock (SWCLK) - default after reset is SWCLK. Alt digital: UART1_TXD, UART0_TXD, TIM3_CH2A, LVD_OUT, RCH_OUT, RCL_OUT, PLL_OUT.
50	PA15	bidirectional	GPIO PA15. Alt: SPI0_CS, UART1_RXD, LPUART1_RTS, TIM0_ETR, TIM0_CHA, TIM3_CH1A.
51	PC10/COM4/SEG39	bidirectional	GPIO PC10. Alt: LPUART1_TXD, LPUART0_TXD, PCA_CH2; LCD COM4 or SEG39.
52	PC11/COM5/SEG38	bidirectional	GPIO PC11. Alt: LPUART1_RXD, LPUART0_RXD, PCA_CH3; LCD COM5 or SEG38.
53	PC12/COM6/SEG37	bidirectional	GPIO PC12. Alt: LPUART0_TXD, LPUART1_TXD, PCA_CH4; LCD COM6 or SEG37.
54	PD02/COM7/SEG36	bidirectional	GPIO PD02. Alt: PCA_ECI, LPUART0_RTS, TIM1_ETR; LCD COM7 or SEG36.
55	PB03/SEG35/VLCDH	bidirectional	GPIO PB03. Alt: SPI0_CLK, TIM0_CHB, TIM1_GATE, TIM3_CH0A, LPTIM_GATE, XTL_OUT, XTH_OUT; analog VC1_INN9, LCD SEG35 or LCD high-side bias VLCDH.
56	PB04/SEG34/VLCD3	bidirectional	GPIO PB04. Alt: SPI0_MISO, PCA_CH0, TIM2_BK, UART0_CTS, TIM2_GATE, TIM3_CH0B, LPTIM_ETR; analog VCx inputs, LCD SEG34 or LCD bias VLCD3.
57	PB05/SEG33/VLCD2	bidirectional	GPIO PB05. Alt: SPI0_MOSI, TIM1_BK, PCA_CH1, LPTIM_GATE, PCNT_S0, UART0_RTS; analog VC0_INP13/VC1_INP13, LCD SEG33 or LCD bias VLCD2.
58	PB06/SEG32/VLCD1	bidirectional	GPIO PB06. Alt: I2C0_SCL, UART0_TXD, TIM1_CHB, TIM0_CHA, LPTIM_ETR, TIM3_CH0A, LPTIM_TOG; analog VC0_INP14/VC1_INP14, LCD SEG32 or LCD bias VLCD1.
59	PB07/SEG31	bidirectional	GPIO PB07. Alt: I2C0_SDA, UART0_RXD, TIM2_CHB, LPUART1_CTS, TIM0_CHB, LPTIM_TOGN, PCNT_S1; analog VCx inputs, LVD_IN2, LCD SEG31.
60	PD03/BOOT0/SEG30	bidirectional	GPIO PD03. Sampled at reset as BOOT0: high selects ISP (Flash programming via ISP protocol), low selects user mode (SWD Flash programming). Also LCD SEG30.
61	PB08/SEG29	bidirectional	GPIO PB08. Alt: I2C0_SCL, TIM1_CHA, TIM2_CHA, TIM0_GATE, TIM3_CH2A, UART0_TXD; analog LVD_IN1, LCD SEG29.
62	PB09/SEG28	bidirectional	GPIO PB09. Alt: I2C0_SDA, IR_OUT, SPI1_CS, TIM2_CHA, TIM2_CHB, UART0_RXD; LCD SEG28.
63	DVSS	power_in	Digital ground (second DVSS pin).
64	DVCC	power_in	Digital supply (second DVCC pin), 1.8-5.5 V. Decouple with 100 nF near the pin.

Key specifications

Parameter	Value
Manufacturer	XHSC
Package	LQFP-64(7x7)
Category	MCU
Pins	64

Ordering variants

Same part, different packaging or reel option.

HC32L136K8TA-LQ64
HC32L136K8TA-LQ64J8TA
HC32L136K8TA-LQ64J8UA
HC32L136K8TA-LQ64F8UA
HC32L136K8TA-LQ64E8PA

CAD (KiCad official)

Symbol: HC32L136K8TA-LQ64
Footprint: Package_QFP:LQFP-64_7x7mm_P0.4mm
3D model: LQFP-64(7x7) (KiCad packages3D, STEP)

Provenance

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

Datasheet: XHSC datasheet (90 pp, sha256 863554b2ffdb4447, retrieved 2026-08-17, 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: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF