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HC32F4A0RGTB-LQFP144

Public Made by Adom

by adom

XHSC Microcontroller Units (MCUs/MPUs/SOCs), LQFP-144(20x20). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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3D Model

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Symbol & Footprint

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Datasheet

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Contents

README

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HC32F4A0RGTB-LQFP144

XHSC · Microcontroller Units (MCUs/MPUs/SOCs) · LQFP-144(20x20)

HC32F4A0RGTB-LQFP144 from XHSC, in a LQFP-144(20x20). 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 PE2 bidirectional GPIO PE2 with EIRQ2, TRACECLK, FCMREF and FG2 serial function group; 5V tolerant.
2 PE3 bidirectional GPIO PE3 with EIRQ3, TRACED0 and FG2 serial function group; 5V tolerant.
3 PE4 bidirectional GPIO PE4 with EIRQ4, TRACED1 and FG2 serial function group; 5V tolerant.
4 PE5 bidirectional GPIO PE5 with EIRQ5, TRACED2, CTCREF and FG2 serial function group; 5V tolerant.
5 PE6 bidirectional GPIO PE6 with EIRQ6, TRACED3 and FG2 serial function group; 5V tolerant.
6 VBAT power_in Backup battery supply (1.65 to 3.6 V); short to VCC with a 100 nF decoupling capacitor when unused.
7 PC13 bidirectional GPIO PC13 with RTCIC0 timestamp input, EIRQ13/WKUP3_1 and RTC_OUT; sink/source current of PC13, PC14, PC15 and PI8 together limited to 20 mA.
8 PC14 bidirectional GPIO PC14 / XTAL32_OUT external 32 kHz oscillator output with EIRQ14.
9 PC15 bidirectional GPIO PC15 / XTAL32_IN external 32 kHz oscillator input with EIRQ15.
10 PF0 bidirectional GPIO PF0 with EIRQ0, MCO_1 clock output and FG3 serial function group.
11 PF1 bidirectional GPIO PF1 with EIRQ1 and FG3 serial function group.
12 PF2 bidirectional GPIO PF2 with EIRQ2 and FG3 serial function group.
13 PF3 bidirectional GPIO PF3 with ADC3_IN9 analog input, EIRQ3 and FG3 serial function group.
14 PF4 bidirectional GPIO PF4 with ADC3_IN14 analog input, EIRQ4 and FG3 serial function group.
15 PF5 bidirectional GPIO PF5 with ADC3_IN15 analog input, EIRQ5 and FG3 serial function group.
16 VSS power_in Digital ground (0 V).
17 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
18 PF6 bidirectional GPIO PF6 with ADC3_IN4 analog input, EIRQ6 and FG3 serial function group.
19 PF7 bidirectional GPIO PF7 with ADC3_IN5 analog input, EIRQ7 and FG3 serial function group.
20 PF8 bidirectional GPIO PF8 with ADC3_IN6 analog input, EIRQ8 and FG3 serial function group.
21 PF9 bidirectional GPIO PF9 with ADC3_IN7 analog input, EIRQ9 and FG3 serial function group.
22 PF10 bidirectional GPIO PF10 with ADC3_IN8 analog input, EIRQ10 and FG3 serial function group.
23 PH0 bidirectional GPIO PH0 / XTAL_IN external main (4-25 MHz) oscillator input with EIRQ0.
24 PH1 bidirectional GPIO PH1 / XTAL_OUT external main oscillator output with EIRQ1.
25 NRST input Active-low reset pin; connect a pull-up resistor to VCC when unused.
26 PC0 bidirectional GPIO PC0 with ADC123_IN10, CMP3_INP4, EIRQ0 and FG3 serial function group.
27 PC1 bidirectional GPIO PC1 with ADC123_IN11, EIRQ1 and FG3 serial function group.
28 PC2 bidirectional GPIO PC2 with ADC123_IN12, EIRQ2 and FG3 serial function group.
29 PC3 bidirectional GPIO PC3 with ADC123_IN13, CMP1_INM4, EIRQ3 and FG3 serial function group.
30 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
31 AVSS_VREFL power_in Analog ground and VREFL reference ground shared pin; same voltage as VSS.
32 VREFH power_in Analog reference voltage, must not exceed AVCC; short to AVCC when ADC is unused.
33 AVCC power_in Analog supply, same voltage as VCC (1.8 to 3.6 V); short to VCC if analog unused.
34 PA0 bidirectional GPIO PA0 with ADC123_IN0, PGA_1 input, EIRQ0/WKUP0_0; not 5V tolerant.
35 PA1 bidirectional GPIO PA1 with ADC123_IN1, PGA_2 input, EIRQ1; not 5V tolerant.
36 PA2 bidirectional GPIO PA2 with ADC123_IN2, PGA_3 input, EIRQ2; not 5V tolerant.
37 PA3 bidirectional GPIO PA3 with ADC123_IN3, PGA123_VSS ground input, CMP1_INP4 and EIRQ3.
38 AVSS power_in Analog ground, same voltage as VSS.
39 AVCC power_in Analog supply, same voltage as VCC (1.8 to 3.6 V).
40 PA4 bidirectional GPIO PA4 with ADC12_IN4, DAC1_OUT1, CMP2_INP3 and EIRQ4.
41 PA5 bidirectional GPIO PA5 with ADC12_IN5, DAC1_OUT2, CMP2_INP4 and EIRQ5.
42 PA6 bidirectional GPIO PA6 with ADC12_IN6, PGA_4 input, CMP1_INP2 and EIRQ6; not 5V tolerant.
43 PA7 bidirectional GPIO PA7 with ADC12_IN7, PGA4_VSS ground input, CMP123_INM3 and EIRQ7.
44 PC4 bidirectional GPIO PC4 with ADC12_IN14, DAC2_OUT1, CMP2_INM4 and EIRQ4.
45 PC5 bidirectional GPIO PC5 with ADC12_IN15, DAC2_OUT2, CMP3_INM4 and EIRQ5.
46 PB0 bidirectional GPIO PB0 with ADC12_IN8, CMP3_INP2 and EIRQ0.
47 PB1 bidirectional GPIO PB1 with ADC12_IN9, CMP3_INP3 and EIRQ1/WKUP0_1.
48 PB2 bidirectional GPIO PB2 with PVD2EXINP external PVD2 comparison input, EIRQ2/WKUP0_2 and VCOUT.
49 PF11 bidirectional GPIO PF11 with EIRQ11 and FG1 serial function group.
50 PF12 bidirectional GPIO PF12 with EIRQ12 and FG1 serial function group.
51 VSS power_in Digital ground (0 V).
52 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
53 PF13 bidirectional GPIO PF13 with EIRQ13 and FG2 serial function group.
54 PF14 bidirectional GPIO PF14 with EIRQ14 and FG2 serial function group.
55 PF15 bidirectional GPIO PF15 with EIRQ15 and FG2 serial function group.
56 PG0 bidirectional GPIO PG0 with EIRQ0 and FG2 serial function group.
57 PG1 bidirectional GPIO PG1 with EIRQ1 and FG2 serial function group.
58 PE7 bidirectional GPIO PE7 with EIRQ7, ADTRG1 external ADC1 trigger and FG2 serial function group.
59 PE8 bidirectional GPIO PE8 with EIRQ8, CTCREF and FG2 serial function group.
60 PE9 bidirectional GPIO PE9 with EIRQ9, ADTRG3 external ADC3 trigger and FG2 serial function group.
61 VSS power_in Digital ground (0 V).
62 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
63 PE10 bidirectional GPIO PE10 with CMP1_INP3, EIRQ10 and FG3 serial function group.
64 PE11 bidirectional GPIO PE11 with EIRQ11 and FG3 serial function group.
65 PE12 bidirectional GPIO PE12 with CMP4_INM3, EIRQ12 and FG3 serial function group.
66 PE13 bidirectional GPIO PE13 with CMP4_INM4, EIRQ13 and FG3 serial function group.
67 PE14 bidirectional GPIO PE14 with CMP4_INP3, EIRQ14 and FG3 serial function group.
68 PE15 bidirectional GPIO PE15 with CMP4_INP4, EIRQ15 and FG3 serial function group.
69 PB10 bidirectional GPIO PB10 with EIRQ10, ADTRG2 external ADC2 trigger and FG3 serial function group.
70 PB11 bidirectional GPIO PB11 with EIRQ11 and FG3 serial function group.
71 VCAP_1 passive Core voltage regulator capacitor pin; connect 0.047 uF or 0.1 uF (ESR < 0.3 ohm) to VSS.
72 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
73 PB12 bidirectional GPIO PB12 with EIRQ12, VCOUT1 and FG1 serial function group.
74 PB13 bidirectional GPIO PB13 with EIRQ13, VCOUT2 and FG1 serial function group.
75 PB14 bidirectional GPIO PB14 / USBHS_DM on-chip USB PHY D- signal with EIRQ14; not 5V tolerant.
76 PB15 bidirectional GPIO PB15 / USBHS_DP on-chip USB PHY D+ signal with EIRQ15; not 5V tolerant.
77 PD8 bidirectional GPIO PD8 with EIRQ8, VCOUT4 and FG1 serial function group.
78 PD9 bidirectional GPIO PD9 with EIRQ9, VCOUT3 and FG1 serial function group.
79 PD10 bidirectional GPIO PD10 with EIRQ10 and FG1 serial function group.
80 PD11 bidirectional GPIO PD11 with EIRQ11 and FG1 serial function group.
81 PD12 bidirectional GPIO PD12 with EIRQ12 and FG3 serial function group.
82 PD13 bidirectional GPIO PD13 with EIRQ13 and FG3 serial function group.
83 VSS power_in Digital ground (0 V).
84 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
85 PD14 bidirectional GPIO PD14 with EIRQ14, ADTRG1 and FG3 serial function group.
86 PD15 bidirectional GPIO PD15 with EIRQ15, ADTRG2 and FG3 serial function group.
87 PG2 bidirectional GPIO PG2 with EIRQ2, ADTRG3 and FG3 serial function group.
88 PG3 bidirectional GPIO PG3 with EIRQ3 and FG3 serial function group.
89 PG4 bidirectional GPIO PG4 with EIRQ4 and FG3 serial function group.
90 PG5 bidirectional GPIO PG5 with EIRQ5 and FG3 serial function group.
91 PG6 bidirectional GPIO PG6 with EIRQ6 and FG3 serial function group.
92 PG7 bidirectional GPIO PG7 with EIRQ7 and FG3 serial function group.
93 PG8 bidirectional GPIO PG8 with EIRQ8 and FG3 serial function group.
94 VSS power_in Digital ground (0 V).
95 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
96 PC6 bidirectional GPIO PC6 with EIRQ6, CTCREF and FG3 serial function group.
97 PC7 bidirectional GPIO PC7 with EIRQ7 and FG3 serial function group.
98 PC8 bidirectional GPIO PC8 with EIRQ8 and FG2 serial function group.
99 PC9 bidirectional GPIO PC9 with EIRQ9, MCO_2 clock output and FG2 serial function group.
100 PA8 bidirectional GPIO PA8 with EIRQ8/WKUP2_0, MCO_1 clock output and FG2 serial function group.
101 PA9 bidirectional GPIO PA9 with EIRQ9/WKUP2_1 and FG2 serial function group.
102 PA10 bidirectional GPIO PA10 with EIRQ10/WKUP2_2 and FG2 serial function group.
103 PA11 bidirectional GPIO PA11 / USBFS_DM on-chip USB PHY D- signal with EIRQ11/WKUP2_3; not 5V tolerant.
104 PA12 bidirectional GPIO PA12 / USBFS_DP on-chip USB PHY D+ signal with EIRQ12/WKUP3_0; not 5V tolerant.
105 PA13 bidirectional GPIO PA13 / JTMS_SWDIO debug interface data I/O with EIRQ13 and FG2 serial function group.
106 VCAP_2 passive Core voltage regulator capacitor pin; connect 0.047 uF or 0.1 uF (ESR < 0.3 ohm) to VSS.
107 VSS power_in Digital ground (0 V).
108 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
109 PA14 bidirectional GPIO PA14 / JTCK_SWCLK debug clock input with EIRQ14/WKUP3_2.
110 PA15 bidirectional GPIO PA15 / JTDI debug data input with EIRQ15/WKUP3_3.
111 PC10 bidirectional GPIO PC10 with EIRQ10 and FG3 serial function group.
112 PC11 bidirectional GPIO PC11 with EIRQ11 and FG3 serial function group.
113 PC12 bidirectional GPIO PC12 with EIRQ12 and FG3 serial function group.
114 PD0 bidirectional GPIO PD0 with EIRQ0, VCOUT and FG3 serial function group.
115 PD1 bidirectional GPIO PD1 with EIRQ1 and FG3 serial function group.
116 PD2 bidirectional GPIO PD2 with EIRQ2, VCOUT4 and FG3 serial function group.
117 PD3 bidirectional GPIO PD3 with EIRQ3, VCOUT1 and FG3 serial function group.
118 PD4 bidirectional GPIO PD4 with EIRQ4, VCOUT2 and FG2 serial function group.
119 PD5 bidirectional GPIO PD5 with EIRQ5, VCOUT3 and FG2 serial function group.
120 VSS power_in Digital ground (0 V).
121 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
122 PD6 bidirectional GPIO PD6 with EIRQ6, ADTRG1 and FG2 serial function group.
123 PD7 bidirectional GPIO PD7 with EIRQ7, ADTRG2 and FG2 serial function group.
124 PG9 bidirectional GPIO PG9 with EIRQ9, ADTRG3 and FG2 serial function group.
125 PG10 bidirectional GPIO PG10 with EIRQ10 and FG2 serial function group.
126 PG11 bidirectional GPIO PG11 with EIRQ11 and FG2 serial function group.
127 PG12 bidirectional GPIO PG12 with EIRQ12 and FG2 serial function group.
128 PG13 bidirectional GPIO PG13 with EIRQ13 and FG2 serial function group.
129 PG14 bidirectional GPIO PG14 with EIRQ14 and FG2 serial function group.
130 VSS power_in Digital ground (0 V).
131 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.
132 PG15 bidirectional GPIO PG15 with EIRQ15 and FG1 serial function group.
133 PB3 bidirectional GPIO PB3 / JTDO_SWO debug output with EIRQ3/WKUP0_3 and FCMREF.
134 PB4 bidirectional GPIO PB4 / NJTRST JTAG reset input with EIRQ4/WKUP1_0.
135 PB5 bidirectional GPIO PB5 with EIRQ5/WKUP1_1, ADTRG3 and FG1 serial function group.
136 PB6 bidirectional GPIO PB6 with EIRQ6/WKUP1_2, ADTRG2 and FG1 serial function group.
137 PB7 bidirectional GPIO PB7 with EIRQ7/WKUP1_3, ADTRG1 and FG1 serial function group.
138 PI13/MD input Mode input; must be held low when NRST is released, a 4.7 kohm pull-down to VSS is recommended.
139 PB8 bidirectional GPIO PB8 with EIRQ8 and FG1 serial function group.
140 PB9 bidirectional GPIO PB9 with EIRQ9 and FG1 serial function group.
141 PE0 bidirectional GPIO PE0 with EIRQ0, MCO_1 clock output and FG1 serial function group.
142 PE1 bidirectional GPIO PE1 with EIRQ1, MCO_2 clock output and FG1 serial function group.
143 PI12 bidirectional GPIO PI12 with EIRQ12 and FG1 serial function group.
144 VCC power_in Digital supply, 1.8 to 3.6 V, decoupled to VSS close to the pin.

Key specifications

Parameter Value
Manufacturer XHSC
Package LQFP-144(20x20)
Category Single Chip Microcomputer/Microcontroller
Pins 144

CAD (KiCad official)

  • Symbol: HC32F4A0RGTB-LQFP144
  • Footprint: Package_QFP:LQFP-144_20x20mm_P0.5mm
  • 3D model: LQFP-144(20x20) (KiCad packages3D, STEP)
  • 3D model files: hc32f4a0rgtb-lqfp144-etched.step / hc32f4a0rgtb-lqfp144-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hc32f4a0rgtb-lqfp144.step / hc32f4a0rgtb-lqfp144.glb are the bare package body.

Provenance

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

  • Datasheet: XHSC datasheet (145 pp, sha256 c971eaaaa12f48ef, retrieved 2026-10-26, 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-sonnet-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