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GD32F450ZGT6

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

componentembedded processors & controllersgd32f450zgt6factory-2.0.0extractor-text
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GD32F450ZGT6

GigaDevice Semicon Beijing · Microcontroller Units (MCUs/MPUs/SOCs) · LQFP-144(20x20)

GD32F450ZGT6 from GigaDevice Semicon Beijing, 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 5V-tolerant GPIO PE2; alternates TRACECLK, SPI3_SCK, ETH_MII_TXD3, EXMC_A23, EVENTOUT.
2 PE3 bidirectional 5V-tolerant GPIO PE3; alternates TRACED0, EXMC_A19, EVENTOUT.
3 PE4 bidirectional 5V-tolerant GPIO PE4; alternates TRACED1, SPI3_NSS, EXMC_A20, DCI_D4, TLI_B0, EVENTOUT.
4 PE5 bidirectional 5V-tolerant GPIO PE5; alternates TRACED2, TIMER8_CH0, SPI3_MISO, EXMC_A21, DCI_D6, TLI_G0, EVENTOUT.
5 PE6 bidirectional 5V-tolerant GPIO PE6; alternates TRACED3, TIMER8_CH1, SPI3_MOSI, EXMC_A22, DCI_D7, TLI_G1, EVENTOUT.
6 VBAT power_in Backup battery supply pin.
7 PC13-TAMPER-RTC bidirectional 5V-tolerant GPIO PC13; additional functions RTC_TAMP0, RTC_OUT, RTC_TS.
8 PC14-OSC32IN bidirectional 5V-tolerant GPIO PC14; additional function OSC32IN (LXTAL input).
9 PC15-OSC32OUT bidirectional 5V-tolerant GPIO PC15; additional function OSC32OUT (LXTAL output).
10 PF0 bidirectional 5V-tolerant GPIO PF0; alternates I2C1_SDA, EXMC_A0, EVENTOUT, CTC_SYNC.
11 PF1 bidirectional 5V-tolerant GPIO PF1; alternates I2C1_SCL, EXMC_A1, EVENTOUT.
12 PF2 bidirectional 5V-tolerant GPIO PF2; alternates I2C1_SMBA, EXMC_A2, EVENTOUT.
13 PF3 bidirectional 5V-tolerant GPIO PF3; alternates EXMC_A3, EVENTOUT, I2C1_TXFRAME; additional ADC2_IN9.
14 PF4 bidirectional 5V-tolerant GPIO PF4; alternates EXMC_A4, EVENTOUT; additional ADC2_IN14.
15 PF5 bidirectional 5V-tolerant GPIO PF5; alternates EXMC_A5, EVENTOUT; additional ADC2_IN15.
16 VSS power_in Ground.
17 VDD power_in Digital power supply.
18 PF6 bidirectional 5V-tolerant GPIO PF6; alternates TIMER9_CH0, SPI4_NSS, UART6_RX, EXMC_NIORD, EVENTOUT; additional ADC2_IN4.
19 PF7 bidirectional 5V-tolerant GPIO PF7; alternates TIMER10_CH0, SPI4_SCK, UART6_TX, EXMC_NREG, EVENTOUT; additional ADC2_IN5.
20 PF8 bidirectional 5V-tolerant GPIO PF8; alternates SPI4_MISO, TIMER12_CH0, EXMC_NIOWR, EVENTOUT; additional ADC2_IN6.
21 PF9 bidirectional 5V-tolerant GPIO PF9; alternates SPI4_MOSI, TIMER13_CH0, EXMC_CD, EVENTOUT; additional ADC2_IN7.
22 PF10 bidirectional 5V-tolerant GPIO PF10; alternates EXMC_INTR, DCI_D11, TLI_DE, EVENTOUT; additional ADC2_IN8.
23 PH0 bidirectional 5V-tolerant GPIO PH0 / OSCIN (HXTAL input); alternate EVENTOUT.
24 PH1 bidirectional 5V-tolerant GPIO PH1 / OSCOUT (HXTAL output); alternate EVENTOUT.
25 NRST input System reset input (default function NRST).
26 PC0 bidirectional 5V-tolerant GPIO PC0; alternates USBHS_ULPI_STP, EXMC_SDNWE, EVENTOUT; additional ADC012_IN10.
27 PC1 bidirectional 5V-tolerant GPIO PC1; alternates SPI2_MOSI, I2S2_SD, SPI1_MOSI, I2S1_SD, ETH_MDC, EVENTOUT; additional ADC012_IN11.
28 PC2 bidirectional 5V-tolerant GPIO PC2; alternates SPI1_MISO, I2S1_ADD_SD, USBHS_ULPI_DIR, ETH_MII_TXD2, EXMC_SDNE0, EVENTOUT; additional ADC012_IN12.
29 PC3 bidirectional 5V-tolerant GPIO PC3; alternates SPI1_MOSI, I2S1_SD, USBHS_ULPI_NXT, ETH_MII_TX_CLK, EXMC_SDCKE0, EVENTOUT; additional ADC012_IN13.
30 VDD power_in Digital power supply.
31 VSSA power_in Analog ground.
32 VREF+ power_in Positive analog reference voltage.
33 VDDA power_in Analog power supply.
34 PA0-WKUP bidirectional 5V-tolerant GPIO PA0; alternates TIMER1_CH0, TIMER1_ETI, TIMER4_CH0, TIMER7_ETI, USART1_CTS, UART3_TX, ETH_MII_CRS, EVENTOUT; additional ADC012_IN0, WKUP.
35 PA1 bidirectional 5V-tolerant GPIO PA1; alternates TIMER1_CH1, TIMER4_CH1, SPI3_MOSI, USART1_RTS, UART3_RX, ETH_MII_RX_CLK, ETH_RMII_REF_CLK, EVENTOUT; additional ADC012_IN1.
36 PA2 bidirectional 5V-tolerant GPIO PA2; alternates TIMER1_CH2, TIMER4_CH2, TIMER8_CH0, I2S_CKIN, USART1_TX, ETH_MDIO, EVENTOUT; additional ADC012_IN2.
37 PA3 bidirectional 5V-tolerant GPIO PA3; alternates TIMER1_CH3, TIMER4_CH3, TIMER8_CH1, I2S1_MCK, USART1_RX, USBHS_ULPI_D0, ETH_MII_COL, TLI_B5, EVENTOUT; additional ADC012_IN3.
38 VSS power_in Ground.
39 VDD power_in Digital power supply.
40 PA4 bidirectional TTa GPIO PA4; alternates SPI0_NSS, SPI2_NSS, I2S2_WS, USART1_CK, USBHS_SOF, DCI_HSYNC, TLI_VSYNC, EVENTOUT; additional ADC01_IN4, DAC_OUT0.
41 PA5 bidirectional TTa GPIO PA5; alternates TIMER1_CH0, TIMER1_ETI, TIMER7_CH0_ON, SPI0_SCK, USBHS_ULPI_CK, EVENTOUT; additional ADC01_IN5, DAC_OUT1.
42 PA6 bidirectional 5V-tolerant GPIO PA6; alternates TIMER0_BRKIN, TIMER2_CH0, TIMER7_BRKIN, SPI0_MISO, I2S1_MCK, TIMER12_CH0, SDIO_CMD, DCI_PIXCLK, TLI_G2, EVENTOUT; additional ADC01_IN6.
43 PA7 bidirectional 5V-tolerant GPIO PA7; alternates TIMER0_CH0_ON, TIMER2_CH1, TIMER7_CH0_ON, SPI0_MOSI, TIMER13_CH0, ETH_MII_RX_DV, ETH_RMII_CRS_DV, EXMC_SDNWE, EVENTOUT; additional ADC01_IN7.
44 PC4 bidirectional 5V-tolerant GPIO PC4; alternates ETH_MII_RXD0, ETH_RMII_RXD0, EXMC_SDNE0, EVENTOUT; additional ADC01_IN14.
45 PC5 bidirectional 5V-tolerant GPIO PC5; alternates USART2_RX, ETH_MII_RXD1, ETH_RMII_RXD1, EXMC_SDCKE0, EVENTOUT; additional ADC01_IN15.
46 PB0 bidirectional 5V-tolerant GPIO PB0; alternates TIMER0_CH1_ON, TIMER2_CH2, TIMER7_CH1_ON, SPI4_SCK, SPI2_MOSI, I2S2_SD, TLI_R3, USBHS_ULPI_D1, ETH_MII_RXD2, SDIO_D1, EVENTOUT; additional ADC01_IN8, IREF.
47 PB1 bidirectional 5V-tolerant GPIO PB1; alternates TIMER0_CH2_ON, TIMER2_CH3, TIMER7_CH2_ON, SPI4_NSS, TLI_R6, USBHS_ULPI_D2, ETH_MII_RXD3, SDIO_D2, EVENTOUT; additional ADC01_IN9.
48 PB2 bidirectional 5V-tolerant GPIO PB2 / BOOT1; alternates TIMER1_CH3, SPI2_MOSI, I2S2_SD, USBHS_ULPI_D4, SDIO_CK, EVENTOUT.
49 PF11 bidirectional 5V-tolerant GPIO PF11; alternates SPI4_MOSI, EXMC_SDNRAS, DCI_D12, EVENTOUT.
50 PF12 bidirectional 5V-tolerant GPIO PF12; alternates EXMC_A6, EVENTOUT.
51 VSS power_in Ground.
52 VDD power_in Digital power supply.
53 PF13 bidirectional 5V-tolerant GPIO PF13; alternates EXMC_A7, EVENTOUT.
54 PF14 bidirectional 5V-tolerant GPIO PF14; alternates EXMC_A8, EVENTOUT.
55 PF15 bidirectional 5V-tolerant GPIO PF15; alternates EXMC_A9, EVENTOUT.
56 PG0 bidirectional 5V-tolerant GPIO PG0; alternates EXMC_A10, EVENTOUT.
57 PG1 bidirectional 5V-tolerant GPIO PG1; alternates EXMC_A11, EVENTOUT.
58 PE7 bidirectional 5V-tolerant GPIO PE7; alternates TIMER0_ETI, UART6_RX, EXMC_D4, EVENTOUT.
59 PE8 bidirectional 5V-tolerant GPIO PE8; alternates TIMER0_CH0_ON, UART6_TX, EXMC_D5, EVENTOUT.
60 PE9 bidirectional 5V-tolerant GPIO PE9; alternates TIMER0_CH0, EXMC_D6, EVENTOUT.
61 VSS power_in Ground.
62 VDD power_in Digital power supply.
63 PE10 bidirectional 5V-tolerant GPIO PE10; alternates TIMER0_CH1_ON, EXMC_D7, EVENTOUT.
64 PE11 bidirectional 5V-tolerant GPIO PE11; alternates TIMER0_CH1, SPI3_NSS, SPI4_NSS, EXMC_D8, TLI_G3, EVENTOUT.
65 PE12 bidirectional 5V-tolerant GPIO PE12; alternates TIMER0_CH2_ON, SPI3_SCK, SPI4_SCK, EXMC_D9, TLI_B4, EVENTOUT.
66 PE13 bidirectional 5V-tolerant GPIO PE13; alternates TIMER0_CH2, SPI3_MISO, SPI4_MISO, EXMC_D10, TLI_DE, EVENTOUT.
67 PE14 bidirectional 5V-tolerant GPIO PE14; alternates TIMER0_CH3, SPI3_MOSI, SPI4_MOSI, EXMC_D11, TLI_PIXCLK, EVENTOUT.
68 PE15 bidirectional 5V-tolerant GPIO PE15; alternates TIMER0_BRKIN, EXMC_D12, TLI_R7, EVENTOUT.
69 PB10 bidirectional 5V-tolerant GPIO PB10; alternates TIMER1_CH2, I2C1_SCL, SPI1_SCK, I2S1_CK, I2S2_MCK, USART2_TX, USBHS_ULPI_D3, ETH_MII_RX_ER, SDIO_D7, TLI_G4, EVENTOUT.
70 PB11 bidirectional 5V-tolerant GPIO PB11; alternates TIMER1_CH3, I2C1_SDA, I2S_CKIN, USART2_RX, USBHS_ULPI_D4, ETH_MII_TX_EN, ETH_RMII_TX_EN, TLI_G5, EVENTOUT.
71 NC unconnected Labelled NC in the pin name column with default function listed as VCORE (power type), i.e. the 1.2 V core-voltage pin.
72 VDD power_in Digital power supply.
73 PB12 bidirectional 5V-tolerant GPIO PB12; alternates TIMER0_BRKIN, I2C1_SMBA, SPI1_NSS, I2S1_WS, SPI3_NSS, USART2_CK, CAN1_RX, USBHS_ULPI_D5, ETH_MII_TXD0, ETH_RMII_TXD0, USBHS_ID, EVENTOUT.
74 PB13 bidirectional 5V-tolerant GPIO PB13; alternates TIMER0_CH0_ON, SPI1_SCK, I2S1_CK, SPI3_SCK, USART2_CTS, CAN1_TX, USBHS_ULPI_D6, ETH_MII_TXD1, ETH_RMII_TXD1, EVENTOUT, I2C1_TXFRAME; additional USBHS_VBUS.
75 PB14 bidirectional 5V-tolerant GPIO PB14; alternates TIMER0_CH1_ON, TIMER7_CH1_ON, SPI1_MISO, I2S1_ADD_SD, USART2_RTS, TIMER11_CH0, USBHS_DM, EVENTOUT.
76 PB15 bidirectional 5V-tolerant GPIO PB15; alternates RTC_REFIN, TIMER0_CH2_ON, TIMER7_CH2_ON, SPI1_MOSI, I2S1_SD, TIMER11_CH1, USBHS_DP, EVENTOUT.
77 PD8 bidirectional 5V-tolerant GPIO PD8; alternates USART2_TX, EXMC_D13, EVENTOUT.
78 PD9 bidirectional 5V-tolerant GPIO PD9; alternates USART2_RX, EXMC_D14, EVENTOUT.
79 PD10 bidirectional 5V-tolerant GPIO PD10; alternates USART2_CK, EXMC_D15, TLI_B3, EVENTOUT.
80 PD11 bidirectional 5V-tolerant GPIO PD11; alternates USART2_CTS, EXMC_A16, EVENTOUT.
81 PD12 bidirectional 5V-tolerant GPIO PD12; alternates TIMER3_CH0, USART2_RTS, EXMC_A17, EVENTOUT.
82 PD13 bidirectional 5V-tolerant GPIO PD13; alternates TIMER3_CH1, EXMC_A18, EVENTOUT.
83 VSS power_in Ground.
84 VDD power_in Digital power supply.
85 PD14 bidirectional 5V-tolerant GPIO PD14; alternates TIMER3_CH2, EXMC_D0, EVENTOUT.
86 PD15 bidirectional 5V-tolerant GPIO PD15; alternates TIMER3_CH3, EXMC_D1, EVENTOUT, CTC_SYNC.
87 PG2 bidirectional 5V-tolerant GPIO PG2; alternates EXMC_A12, EVENTOUT.
88 PG3 bidirectional 5V-tolerant GPIO PG3; alternates EXMC_A13, EVENTOUT.
89 PG4 bidirectional 5V-tolerant GPIO PG4; alternates EXMC_A14, EVENTOUT.
90 PG5 bidirectional 5V-tolerant GPIO PG5; alternates EXMC_A15, EVENTOUT.
91 PG6 bidirectional 5V-tolerant GPIO PG6; alternates EXMC_INT1, DCI_D12, TLI_R7, EVENTOUT.
92 PG7 bidirectional 5V-tolerant GPIO PG7; alternates USART5_CK, EXMC_INT2, DCI_D13, TLI_PIXCLK, EVENTOUT.
93 PG8 bidirectional 5V-tolerant GPIO PG8; alternates SPI5_NSS, USART5_RTS, ETH_PPS_OUT, EXMC_SDCLK, EVENTOUT.
94 VSS power_in Ground.
95 VDD power_in Digital power supply.
96 PC6 bidirectional 5V-tolerant GPIO PC6; alternates TIMER2_CH0, TIMER7_CH0, I2S1_MCK, USART5_TX, SDIO_D6, DCI_D0, TLI_HSYNC, EVENTOUT.
97 PC7 bidirectional 5V-tolerant GPIO PC7; alternates TIMER2_CH1, TIMER7_CH1, SPI1_SCK, I2S1_CK, I2S2_MCK, USART5_RX, SDIO_D7, DCI_D1, TLI_G6, EVENTOUT.
98 PC8 bidirectional 5V-tolerant GPIO PC8; alternates TRACED0, TIMER2_CH2, TIMER7_CH2, USART5_CK, SDIO_D0, DCI_D2, EVENTOUT.
99 PC9 bidirectional 5V-tolerant GPIO PC9; alternates CK_OUT1, TIMER2_CH3, TIMER7_CH3, I2C2_SDA, I2S_CKIN, SDIO_D1, DCI_D3, EVENTOUT.
100 PA8 bidirectional 5V-tolerant GPIO PA8; alternates CK_OUT0, TIMER0_CH0, I2C2_SCL, USART0_CK, USBFS_SOF, SDIO_D1, TLI_R6, EVENTOUT, CTC_SYNC.
101 PA9 bidirectional 5V-tolerant GPIO PA9; alternates TIMER0_CH1, I2C2_SMBA, SPI1_SCK, I2S1_CK, USART0_TX, SDIO_D2, DCI_D0, EVENTOUT; additional USBFS_VBUS.
102 PA10 bidirectional 5V-tolerant GPIO PA10; alternates TIMER0_CH2, SPI4_MOSI, USART0_RX, USBFS_ID, DCI_D1, EVENTOUT, I2C2_TXFRAME.
103 PA11 bidirectional 5V-tolerant GPIO PA11; alternates TIMER0_CH3, SPI3_MISO, USART0_CTS, USART5_TX, CAN0_RX, USBFS_DM, TLI_R4, EVENTOUT.
104 PA12 bidirectional 5V-tolerant GPIO PA12; alternates TIMER0_ETI, SPI4_MISO, USART0_RTS, USART5_RX, CAN0_TX, USBFS_DP, TLI_R5, EVENTOUT.
105 PA13 bidirectional 5V-tolerant GPIO; default JTMS, SWDIO, PA13; alternate EVENTOUT.
106 NC unconnected No connection.
107 VSS power_in Ground.
108 VDD power_in Digital power supply.
109 PA14 bidirectional 5V-tolerant GPIO; default JTCK, SWCLK, PA14; alternate EVENTOUT.
110 PA15 bidirectional 5V-tolerant GPIO; default JTDI, PA15; alternates TIMER1_CH0, TIMER1_ETI, SPI0_NSS, SPI2_NSS, I2S2_WS, USART0_TX, EVENTOUT.
111 PC10 bidirectional 5V-tolerant GPIO PC10; alternates SPI2_SCK, I2S2_CK, USART2_TX, UART3_TX, SDIO_D2, DCI_D8, TLI_R2, EVENTOUT.
112 PC11 bidirectional 5V-tolerant GPIO PC11; alternates I2S2_ADD_SD, SPI2_MISO, USART2_RX, UART3_RX, SDIO_D3, DCI_D4, EVENTOUT.
113 PC12 bidirectional 5V-tolerant GPIO PC12; alternates I2C1_SDA, SPI2_MOSI, I2S2_SD, USART2_CK, UART4_TX, SDIO_CK, DCI_D9, EVENTOUT.
114 PD0 bidirectional 5V-tolerant GPIO PD0; alternates SPI3_MISO, SPI2_MOSI, I2S2_SD, CAN0_RX, EXMC_D2, EVENTOUT.
115 PD1 bidirectional 5V-tolerant GPIO PD1; alternates SPI1_NSS, I2S1_WS, CAN0_TX, EXMC_D3, EVENTOUT.
116 PD2 bidirectional 5V-tolerant GPIO PD2; alternates TIMER2_ETI, UART4_RX, SDIO_CMD, DCI_D11, EVENTOUT.
117 PD3 bidirectional 5V-tolerant GPIO PD3; alternates TRACED1, SPI1_SCK, I2S1_CK, USART1_CTS, EXMC_CLK, DCI_D5, TLI_G7, EVENTOUT.
118 PD4 bidirectional 5V-tolerant GPIO PD4; alternates USART1_RTS, EXMC_NOE, EVENTOUT.
119 PD5 bidirectional 5V-tolerant GPIO PD5; alternates USART1_TX, EXMC_NWE, EVENTOUT.
120 VSS power_in Ground.
121 VDD power_in Digital power supply.
122 PD6 bidirectional 5V-tolerant GPIO PD6; alternates SPI2_MOSI, I2S2_SD, USART1_RX, EXMC_NWAIT, DCI_D10, TLI_B2, EVENTOUT.
123 PD7 bidirectional 5V-tolerant GPIO PD7; alternates USART1_CK, EXMC_NE0, EXMC_NCE1, EVENTOUT.
124 PG9 bidirectional 5V-tolerant GPIO PG9; alternates USART5_RX, EXMC_NE1, EXMC_NCE2, DCI_VSYNC, EVENTOUT.
125 PG10 bidirectional 5V-tolerant GPIO PG10; alternates SPI5_IO2, TLI_G3, EXMC_NCE3_0, EXMC_NE2, DCI_D2, TLI_B2, EVENTOUT.
126 PG11 bidirectional 5V-tolerant GPIO PG11; alternates SPI5_IO3, SPI3_SCK, ETH_MII_TX_EN, ETH_RMII_TX_EN, EXMC_NCE3_1, DCI_D3, TLI_B3, EVENTOUT.
127 PG12 bidirectional 5V-tolerant GPIO PG12; alternates SPI5_MISO, SPI3_MISO, USART5_RTS, TLI_B4, EXMC_NE3, TLI_B1, EVENTOUT.
128 PG13 bidirectional 5V-tolerant GPIO PG13; alternates TRACED2, SPI5_SCK, SPI3_MOSI, USART5_CTS, ETH_MII_TXD0, ETH_RMII_TXD0, EXMC_A24, EVENTOUT.
129 PG14 bidirectional 5V-tolerant GPIO PG14; alternates TRACED3, SPI5_MOSI, SPI3_NSS, USART5_TX, ETH_MII_TXD1, ETH_RMII_TXD1, EXMC_A25, EVENTOUT.
130 VSS power_in Ground.
131 VDD power_in Digital power supply.
132 PG15 bidirectional 5V-tolerant GPIO PG15; alternates USART5_CTS, EXMC_SDNCAS, DCI_D13, EVENTOUT.
133 PB3 bidirectional 5V-tolerant GPIO; default JTDO, PB3; alternates TRACESWO, TIMER1_CH1, SPI0_SCK, SPI2_SCK, I2S2_CK, USART0_RX, I2C1_SDA, EVENTOUT.
134 PB4 bidirectional 5V-tolerant GPIO; default JNTRST, PB4; alternates TIMER2_CH0, SPI0_MISO, SPI2_MISO, I2S2_ADD_SD, I2C2_SDA, SDIO_D0, EVENTOUT, I2C0_TXFRAME.
135 PB5 bidirectional 5V-tolerant GPIO PB5; alternates TIMER2_CH1, I2C0_SMBA, SPI0_MOSI, SPI2_MOSI, I2S2_SD, CAN1_RX, USBHS_ULPI_D7, ETH_PPS_OUT, EXMC_SDCKE1, DCI_D10, EVENTOUT.
136 PB6 bidirectional 5V-tolerant GPIO PB6; alternates TIMER3_CH0, I2C0_SCL, USART0_TX, CAN1_TX, EXMC_SDNE1, DCI_D5, EVENTOUT.
137 PB7 bidirectional 5V-tolerant GPIO PB7; alternates TIMER3_CH1, I2C0_SDA, USART0_RX, EXMC_NL, DCI_VSYNC, EVENTOUT.
138 BOOT0 input Boot mode selection pin (default function BOOT0), 5V tolerant.
139 PB8 bidirectional 5V-tolerant GPIO PB8; alternates TIMER1_CH0, TIMER1_ETI, TIMER3_CH2, TIMER9_CH0, I2C0_SCL, SPI4_MOSI, CAN0_RX, ETH_MII_TXD3, SDIO_D4, DCI_D6, TLI_B6, EVENTOUT.
140 PB9 bidirectional 5V-tolerant GPIO PB9; alternates TIMER1_CH1, TIMER3_CH3, TIMER10_CH0, I2C0_SDA, SPI1_NSS, I2S1_WS, CAN0_TX, SDIO_D5, DCI_D7, TLI_B7, EVENTOUT.
141 PE0 bidirectional 5V-tolerant GPIO PE0; alternates TIMER3_ETI, UART7_RX, EXMC_NBL0, DCI_D2, EVENTOUT.
142 PE1 bidirectional 5V-tolerant GPIO PE1; alternates TIMER0_CH1_ON, UART7_TX, EXMC_NBL1, DCI_D3, EVENTOUT.
143 PDR_ON power_in Power-down-reset enable pin (default function PDR_ON; typed as power in the pin table).
144 VDD power_in Digital power supply.

Key specifications

Parameter Value
Manufacturer GigaDevice Semicon Beijing
Package LQFP-144(20x20)
Category Embedded Processors & Controllers
Pins 144

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 voltage range VDD 3.6 V VSS - 0.3 to VSS + 3.6 49
External analog supply voltage VDDA 3.6 V VSSA - 0.3 to VSSA + 3.6 49
External battery supply voltage VBAT 3.6 V VSS - 0.3 to VSS + 3.6 49
Input voltage on 5V tolerant pin VIN 4 V VSS - 0.3 to VDD + 4.0 49
Input voltage on other I/O VIN 4 V VSS - 0.3 to 4.0 49
Maximum current for GPIO pins IIO 25 mA 49
Operating temperature range TA -40 85 °C 49
Storage temperature range TSTG -55 150 °C 49
Maximum junction temperature TJ 125 °C 49
Supply voltage VDD 2.6 3.3 3.6 V 49
Analog supply voltage VDDA 2.6 3.3 3.6 V Same as VDD 49
Battery supply voltage VBAT 1.8 3.6 V 49
Supply current (Run mode) IDD 99.2 mA VDD=VDDA=3.3V, HXTAL=25MHz, System clock=200MHz, All peripherals enabled 50
Supply current (Run mode) IDD 60.1 mA VDD=VDDA=3.3V, HXTAL =25MHz, System clock =200MHz, All peripherals disabled 50
Supply current (Standby mode) IDD 4.45 μA VDD=VDDA=3.3V, LXTAL off, IRC32K off, RTC off 50
Power on reset threshold VPOR 2.3 2.4 2.48 V 52
Power down reset threshold VPDR 1.72 1.8 1.88 V 52
PDR hysteresis VHYST 0.6 V 52
Reset temporization TRSTTEMP 2 ms 52
ESD voltage (human body model) VESD(HBM) 7000 V TA=25 °C; JESD22-A114 52
ESD voltage (charge device model) VESD(CDM) 800 V TA=25 °C; JESD22-C101 52
Latch-up I-test LU -200 200 mA TA=25 °C; JESD78 52
Latch-up Vsupply over voltage LU 5.4 V TA=25 °C; JESD78 52
HXTAL frequency fHXTAL 4 8 32 MHz VDD=5.0V 53
HXTAL load capacitance CHXTAL 20 30 pF 53
HXTAL duty cycle DHXTAL 30 50 70 % 53
LXTAL duty cycle DLXTAL 30 50 70 % 53
LXTAL frequency fLXTAL 32.768 KHz VDD=VBAT=3.3V 53
IRC16M frequency accuracy ACCIRC16M -4 5 % VDD=3.3V, TA=-40°C ~+105°C 54
IRC16M frequency accuracy ACCIRC16M -2 2 % VDD=3.3V, TA=0°C ~ +85°C 54
IRC16M frequency accuracy ACCIRC16M -1 1 % VDD=3.3V, TA=25°C 54
IRC16M duty cycle DIRC16M 45 50 55 % VDD=3.3V, fIRC16M=16MHz 54
IRC16M operating current IDDIRC16M 66 80 μA VDD=3.3V, fIRC16M=16MHz 54
IRC16M startup time tSUIRC16M 2.5 4 us VDD=3.3V, fIRC16M=16MHz 54
IRC48M frequency accuracy ACCIRC48M -4 5 % VDD=3.3V, TA=-40°C ~+105°C 54
IRC48M frequency accuracy ACCIRC48M -3 3 % VDD=3.3V, TA=0°C ~ +85°C 54
IRC48M frequency accuracy ACCIRC48M -2 2 % VDD=3.3V, TA=25°C 54
IRC48M operating current IDDIRC48M 240 300 μA VDD=3.3V, fIRC48M=16MHz 54
IRC32K frequency fIRC32K 20 32 45 KHz VDD=VBAT=3.3V, TA=-40°C ~ +85°C 55
IRC32K operating current IDDIRC32K 0.4 0.6 μA VDD=VBAT=3.3V, TA=25°C 55
IRC32K startup time tSUIRC32K 110 130 μs VDD=VBAT=3.3V, TA=25°C 55
PLL input clock frequency fPLLIN 1 4 MHz 55
PLL output clock frequency fPLL 100 500 MHz 55
PLL lock time tLOCK 80 200 μs VCO freq=100MHz 55
PLL lock time tLOCK 100 300 μs VCO freq=500MHz 55
Flash endurance PECYC 100 kcycles TA=-40°C ~ +85°C 56
Data retention time tRET 20 years TA=125°C 56
Word programming time tPROG 200 400 us TA=-40°C ~ +85°C 56
Page erase time tERASE 60 100 450 ms TA=-40°C ~ +85°C 56
Mass erase time tMERASE 3.2 9.6 s TA=-40°C ~ +85°C 56
Standard IO low level input voltage VIL 1.58 V VDD=3.3V 57
Standard IO high level input voltage VIH 1.71 V VDD=3.3V 57
Low level output voltage VOL 0.16 V VDD=3.3V, IIO=8mA 57
High level output voltage VOH 3.12 V VDD=3.3V, IIO=8mA 57
Internal pull-up resistor RPU 30 40 50 kΩ VIN=VSS 57
Internal pull-down resistor RPD 30 40 50 kΩ VIN=VDD 57
ADC operating voltage VDDA 2.6 3.3 3.6 V 58
ADC clock fADC 0.1 40 MHz 58
ADC sampling rate fS 0.007 2.6 MSPS 12-bit 58
External input impedance RAIN 52.1 kΩ See Equation 2 58
DAC DNL DNL 2 LSB 12-bit configuration (printed ±2) 60
SPI SCK clock frequency fSCK 30 MHz 61

CAD (KiCad official)

  • Symbol: GD32F450ZGT6
  • Footprint: Package_QFP:LQFP-144_20x20mm_P0.5mm
  • 3D model: LQFP-144(20x20) (KiCad packages3D, STEP)
  • 3D model files: gd32f450zgt6-etched.step / gd32f450zgt6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gd32f450zgt6.step / gd32f450zgt6.glb are the bare package body.

Provenance

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

  • Datasheet: GigaDevice Semicon Beijing datasheet (66 pp, sha256 915c24a1f84de32a, retrieved 2026-10-23, tier: lcsc)
  • 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