component
STC15W4K48S4-30I-LQFP64S
Public Made by Adomby adom
STC Micro Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "stc15w4k48s4-30i-lqfp64s",
"title": "STC15W4K48S4-30I-LQFP64S",
"brief": "STC Micro Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"embedded processors & controllers",
"stc15w4k48s4-30i-lqfp64s",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "STC15W4K48S4-30I-LQFP64S",
"manufacturer": "STC Micro",
"package": "LQFP-64(10x10)",
"pin_count": 64,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/caa5a792ca87f52d47a7cc948ca9d105.pdf",
"parts": {
"symbol": "stc15w4k48s4-30i-lqfp64s.kicad_sym",
"footprint": "stc15w4k48s4-30i-lqfp64s.kicad_mod",
"model_3d": "stc15w4k48s4-30i-lqfp64s-hero.glb",
"model_3d_plain": "stc15w4k48s4-30i-lqfp64s-etched.glb",
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"lbr": "stc15w4k48s4-30i-lqfp64s.lbr"
},
"distributor_links": {
"lcsc": "C91268"
},
"distributor_check": {
"checked_at": "2026-10-27T00:10:39Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "P5.3",
"type": "bidirectional",
"description": "Standard I/O port PORT5[3], alternate function TxD4_2 (UART4 transmit)."
},
{
"number": "2",
"name": "P0.5",
"type": "bidirectional",
"description": "Standard I/O port PORT0[5], alternate functions AD5 address/data bus, T3 external input of timer 3 and PWMFLT_2 PWM abnormal-stop control."
},
{
"number": "3",
"name": "P0.6",
"type": "bidirectional",
"description": "Standard I/O port PORT0[6], alternate functions AD6 address/data bus, T4CLKO timer 4 clock output and PWM7_2 (high-impedance input after power-up, must be set to another mode by software to drive out)."
},
{
"number": "4",
"name": "P0.7",
"type": "bidirectional",
"description": "Standard I/O port PORT0[7], alternate functions AD7 address/data bus, T4 timer 4 external input and PWM6_2 (high-impedance input after power-up, must be set to another mode by software to drive out)."
},
{
"number": "5",
"name": "P6.0",
"type": "bidirectional",
"description": "Standard I/O port PORT6[0]."
},
{
"number": "6",
"name": "P6.1",
"type": "bidirectional",
"description": "Standard I/O port PORT6[1]."
},
{
"number": "7",
"name": "P6.2",
"type": "bidirectional",
"description": "Standard I/O port PORT6[2]."
},
{
"number": "8",
"name": "P6.3",
"type": "bidirectional",
"description": "Standard I/O port PORT6[3]."
},
{
"number": "9",
"name": "P1.0",
"type": "bidirectional",
"description": "Standard I/O port PORT1[0], alternate functions ADC0 input channel 0, CCP1 capture/high-speed pulse/PWM channel 1 and RxD2 (UART2 receive)."
},
{
"number": "10",
"name": "P1.1",
"type": "bidirectional",
"description": "Standard I/O port PORT1[1], alternate functions ADC1 input channel 1, CCP0 capture/high-speed pulse/PWM channel 0 and TxD2 (UART2 transmit)."
},
{
"number": "11",
"name": "P4.7",
"type": "bidirectional",
"description": "Standard I/O port PORT4[7], alternate function TxD2_2 (UART2 transmit)."
},
{
"number": "12",
"name": "P1.2",
"type": "bidirectional",
"description": "Standard I/O port PORT1[2], alternate functions ADC2 input channel 2, SS SPI slave select, ECI CCP/PCA counter external pulse input and CMPO comparator output."
},
{
"number": "13",
"name": "P1.3",
"type": "bidirectional",
"description": "Standard I/O port PORT1[3], alternate functions ADC3 input channel 3 and SPI MOSI (master out, slave in)."
},
{
"number": "14",
"name": "P1.4",
"type": "bidirectional",
"description": "Standard I/O port PORT1[4], alternate functions ADC4 input channel 4 and SPI MISO (master in, slave out)."
},
{
"number": "15",
"name": "P1.5",
"type": "bidirectional",
"description": "Standard I/O port PORT1[5], alternate functions ADC5 input channel 5 and SPI SCLK clock."
},
{
"number": "16",
"name": "P1.6",
"type": "bidirectional",
"description": "Standard I/O port PORT1[6], alternate functions ADC6, RxD_3 (UART1 receive), SysClkO_2 system clock output (SysClk/1, /2, /4, /16), XTAL2 crystal oscillator output and PWM6 (high-impedance input after power-up)."
},
{
"number": "17",
"name": "P1.7",
"type": "bidirectional",
"description": "Standard I/O port PORT1[7], alternate functions ADC7, TxD_3 (UART1 transmit), XTAL1 crystal/external clock input and PWM7 (high-impedance input after power-up)."
},
{
"number": "18",
"name": "P5.4",
"type": "bidirectional",
"description": "Standard I/O port PORT5[4], alternate functions RST reset (active high), SysClkO system clock output (SysClk/1, /2, /4, /16), SS_3 SPI slave select and CMP- comparator negative input (must be set high-impedance when used as CMP-)."
},
{
"number": "19",
"name": "Vcc",
"type": "power_in",
"description": "Positive power supply."
},
{
"number": "20",
"name": "P5.5",
"type": "bidirectional",
"description": "Standard I/O port PORT5[5], alternate function CMP+ comparator positive input (must be set high-impedance when used as CMP+)."
},
{
"number": "21",
"name": "Gnd",
"type": "power_in",
"description": "Power negative terminal, ground."
},
{
"number": "22",
"name": "P4.0",
"type": "bidirectional",
"description": "Standard I/O port PORT4[0], alternate function SPI MOSI_3 per pin diagram (the pin table names it MISO_3)."
},
{
"number": "23",
"name": "P6.4",
"type": "bidirectional",
"description": "Standard I/O port PORT6[4]."
},
{
"number": "24",
"name": "P6.5",
"type": "bidirectional",
"description": "Standard I/O port PORT6[5]."
},
{
"number": "25",
"name": "P6.6",
"type": "bidirectional",
"description": "Standard I/O port PORT6[6]."
},
{
"number": "26",
"name": "P6.7",
"type": "bidirectional",
"description": "Standard I/O port PORT6[7]."
},
{
"number": "27",
"name": "P3.0",
"type": "bidirectional",
"description": "Standard I/O port PORT3[0], alternate functions RxD (UART1 receive), INT4 falling-edge-only external interrupt 4 with power-down wake-up, and T2CLKO timer 2 clock output."
},
{
"number": "28",
"name": "P3.1",
"type": "bidirectional",
"description": "Standard I/O port PORT3[1], alternate functions TxD (UART1 transmit) and T2 timer/counter 2 external input."
},
{
"number": "29",
"name": "P3.2",
"type": "bidirectional",
"description": "Standard I/O port PORT3[2], alternate function INT0 external interrupt 0 (falling edge only if IT0=1, both edges if IT0=0) with power-down wake-up."
},
{
"number": "30",
"name": "P3.3",
"type": "bidirectional",
"description": "Standard I/O port PORT3[3], alternate function INT1 external interrupt 1 (falling edge only if IT1=1, both edges if IT1=0) with power-down wake-up."
},
{
"number": "31",
"name": "P3.4",
"type": "bidirectional",
"description": "Standard I/O port PORT3[4], alternate functions T0 timer 0 external input, T1CLKO timer 1 clock output and ECI_2 CCP/PCA counter external pulse input."
},
{
"number": "32",
"name": "P5.0",
"type": "bidirectional",
"description": "Standard I/O port PORT5[0], alternate function RxD3_2 (UART3 receive)."
},
{
"number": "33",
"name": "P5.1",
"type": "bidirectional",
"description": "Standard I/O port PORT5[1], alternate function TxD3_2 (UART3 transmit)."
},
{
"number": "34",
"name": "P3.5",
"type": "bidirectional",
"description": "Standard I/O port PORT3[5], alternate functions T1 timer 1 external input, T0CLKO timer 0 clock output and CCP0_2 capture/high-speed pulse/PWM channel 0."
},
{
"number": "35",
"name": "P3.6",
"type": "bidirectional",
"description": "Standard I/O port PORT3[6], alternate functions INT2 falling-edge-only external interrupt 2 with power-down wake-up, RxD_2 (UART1 receive) and CCP1_2 capture/high-speed pulse/PWM channel 1."
},
{
"number": "36",
"name": "P3.7",
"type": "bidirectional",
"description": "Standard I/O port PORT3[7], alternate functions INT3 falling-edge-only external interrupt 3 with power-down wake-up, TxD_2 (UART1 transmit) and PWM2 (high-impedance input after power-up)."
},
{
"number": "37",
"name": "P7.0",
"type": "bidirectional",
"description": "Standard I/O port PORT7[0]."
},
{
"number": "38",
"name": "P7.1",
"type": "bidirectional",
"description": "Standard I/O port PORT7[1]."
},
{
"number": "39",
"name": "P7.2",
"type": "bidirectional",
"description": "Standard I/O port PORT7[2]."
},
{
"number": "40",
"name": "P7.3",
"type": "bidirectional",
"description": "Standard I/O port PORT7[3]."
},
{
"number": "41",
"name": "P4.1",
"type": "bidirectional",
"description": "Standard I/O port PORT4[1], alternate function SPI MISO_3 per pin diagram (the pin table names it MOSI_3)."
},
{
"number": "42",
"name": "P4.2",
"type": "bidirectional",
"description": "Standard I/O port PORT4[2], alternate functions WR external data memory write pulse and PWM5_2 (high-impedance input after power-up)."
},
{
"number": "43",
"name": "P4.3",
"type": "bidirectional",
"description": "Standard I/O port PORT4[3], alternate function SCLK_3 SPI clock."
},
{
"number": "44",
"name": "P4.4",
"type": "bidirectional",
"description": "Standard I/O port PORT4[4], alternate functions RD external data memory read pulse and PWM4_2 (high-impedance input after power-up)."
},
{
"number": "45",
"name": "P2.0",
"type": "bidirectional",
"description": "Standard I/O port PORT2[0], alternate functions A8 address bit 8 and RSTOUT_LOW (output low after power-up and during reset, software-configurable)."
},
{
"number": "46",
"name": "P2.1",
"type": "bidirectional",
"description": "Standard I/O port PORT2[1], alternate functions A9 address bit 9, SCLK_2 SPI clock and PWM3 (high-impedance input after power-up)."
},
{
"number": "47",
"name": "P2.2",
"type": "bidirectional",
"description": "Standard I/O port PORT2[2], alternate functions A10 address bit 10, MISO_2 SPI master in/slave out and PWM4 (high-impedance input after power-up)."
},
{
"number": "48",
"name": "P2.3",
"type": "bidirectional",
"description": "Standard I/O port PORT2[3], alternate functions A11 address bit 11, MOSI_2 SPI master out/slave in and PWM5 (high-impedance input after power-up)."
},
{
"number": "49",
"name": "P2.4",
"type": "bidirectional",
"description": "Standard I/O port PORT2[4], alternate functions A12 address bit 12, ECI_3 CCP/PCA counter external pulse input, SS_2 SPI slave select and PWMFLT PWM abnormal-stop control."
},
{
"number": "50",
"name": "P2.5",
"type": "bidirectional",
"description": "Standard I/O port PORT2[5], alternate functions A13 address bit 13 and CCP0_3 capture/high-speed pulse/PWM channel 0."
},
{
"number": "51",
"name": "P2.6",
"type": "bidirectional",
"description": "Standard I/O port PORT2[6], alternate functions A14 address bit 14 and CCP1_3 capture/high-speed pulse/PWM channel 1."
},
{
"number": "52",
"name": "P2.7",
"type": "bidirectional",
"description": "Standard I/O port PORT2[7], alternate functions A15 address bit 15 and PWM2_2 (high-impedance input after power-up)."
},
{
"number": "53",
"name": "P7.4",
"type": "bidirectional",
"description": "Standard I/O port PORT7[4]."
},
{
"number": "54",
"name": "P7.5",
"type": "bidirectional",
"description": "Standard I/O port PORT7[5]."
},
{
"number": "55",
"name": "P7.6",
"type": "bidirectional",
"description": "Standard I/O port PORT7[6]."
},
{
"number": "56",
"name": "P7.7",
"type": "bidirectional",
"description": "Standard I/O port PORT7[7]."
},
{
"number": "57",
"name": "P4.5",
"type": "bidirectional",
"description": "Standard I/O port PORT4[5], alternate functions ALE address latch enable and PWM3_2 (high-impedance input after power-up)."
},
{
"number": "58",
"name": "P4.6",
"type": "bidirectional",
"description": "Standard I/O port PORT4[6], alternate function RxD2_2 (UART2 receive)."
},
{
"number": "59",
"name": "P0.0",
"type": "bidirectional",
"description": "Standard I/O port PORT0[0], alternate functions AD0 address/data bus and RxD3 (UART3 receive)."
},
{
"number": "60",
"name": "P0.1",
"type": "bidirectional",
"description": "Standard I/O port PORT0[1], alternate functions AD1 address/data bus and TxD3 (UART3 transmit)."
},
{
"number": "61",
"name": "P0.2",
"type": "bidirectional",
"description": "Standard I/O port PORT0[2], alternate functions AD2 address/data bus and RxD4 (UART4 receive)."
},
{
"number": "62",
"name": "P0.3",
"type": "bidirectional",
"description": "Standard I/O port PORT0[3], alternate functions AD3 address/data bus and TxD4 (UART4 transmit)."
},
{
"number": "63",
"name": "P0.4",
"type": "bidirectional",
"description": "Standard I/O port PORT0[4], alternate functions AD4 address/data bus and T3CLKO timer 3 clock output."
},
{
"number": "64",
"name": "P5.2",
"type": "bidirectional",
"description": "Standard I/O port PORT5[2], alternate function RxD4_2 (UART4 receive)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet lists LQFP64 pinout only in the STC15W4K32S4 section (page 81) with LQFP64S and LQFP64"
],
"pages_sent": 169,
"cost_usd": 0.24,
"at": "2026-10-27T00:09:54"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/caa5a792ca87f52d47a7cc948ca9d105.pdf",
"pages": 1219,
"sha256": "cc8c299c891646e0",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 64,
"described": 64,
"cites_pages": true,
"refuses_to_fabricate": true
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"zmin_mm": 0,
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"footprint_binding": "identity",
"sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
"checked": "2026-10-27",
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"sha256": "12386537c2c0c317ea672a635a1c7c7d192f1e2e3d73087fb081c304dad05ca3",
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"metadata": {
"specs": {
"Manufacturer": "STC Micro",
"Package": "LQFP-64(10x10)",
"Category": "Embedded Processors & Controllers",
"Pins": "64"
},
"appearance": {
"housing": {
"quote": "Accumulator contents and the contents of a sixteen-bit base register, which may be either the Data Pointer or the PC. In the latter case, the PC is incremented to the address of the following",
"page": 441,
"doc": "ds.pdf",
"material": "PC"
},
"version": 1,
"datasheet_sha256": "cc8c299c891646e085df0552ec8e4fe9a1ed6286ffbcc1a3e26ab7f4810e35fa"
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"discovery_pitch": "STC15W4K48S4-30I-LQFP64S (STC Micro) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
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"email": "[email protected]"
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