component
CY8C4046LQI-T452
Public Made by Adomby adom
Infineon/Cypress Semicon , QFN-24(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "cy8c4046lqi-t452",
"title": "CY8C4046LQI-T452",
"brief": "Infineon/Cypress Semicon , QFN-24(4x4). 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",
"ic",
"cy8c4046lqi-t452",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CY8C4046LQI-T452",
"manufacturer": "Infineon/Cypress Semicon",
"package": "QFN-24(4x4)",
"pin_count": 25,
"category": "IC",
"subcategory": "IC",
"datasheet": "https://www.infineon.com/dgdl/Infineon-PSoC_4000T_MCU_datasheet-DataSheet-v09_00-EN.pdf?fileId=8ac78c8c8a44f57b018a799f5fb53b5d",
"parts": {
"symbol": "cy8c4046lqi-t452.kicad_sym",
"footprint": "cy8c4046lqi-t452.kicad_mod",
"model_3d": "cy8c4046lqi-t452-hero.glb",
"model_3d_plain": "cy8c4046lqi-t452-etched.glb",
"model_3d_step": "cy8c4046lqi-t452-etched.step",
"model_3d_step_plain": "cy8c4046lqi-t452.step",
"lbr": "cy8c4046lqi-t452.lbr"
},
"distributor_links": {
"lcsc": "C22408361"
},
"distributor_check": {
"checked_at": "2026-10-23T18:21:23Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "deferred",
"error": "shared DigiKey quota guard: 884 calls left today"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "P2.1",
"type": "bidirectional",
"description": "GPIO port 2 bit 1 with CAPSENSE sense/drive function csd.msc_gpio_ctrl_sns[8] and Deep Sleep csd.obs_data[2]."
},
{
"number": "2",
"name": "P2.2",
"type": "bidirectional",
"description": "GPIO port 2 bit 2 with CAPSENSE sense function, tcpwm.line[0]:1, uart_rx:3, spi_mosi:3 and scb[1].i2c_scl:1 alternates."
},
{
"number": "3",
"name": "P2.3",
"type": "bidirectional",
"description": "GPIO port 2 bit 3 with CAPSENSE sense function, tcpwm.line_compl[0]:1, uart_tx:3, spi_miso:3 and scb[1].i2c_sda:1 alternates."
},
{
"number": "4",
"name": "P2.4",
"type": "bidirectional",
"description": "GPIO port 2 bit 4 with CAPSENSE sense function, tcpwm.line[1]:1, uart_cts:3, spi_clk:3 and csd.ext_sync:1 alternates."
},
{
"number": "5",
"name": "P2.5",
"type": "bidirectional",
"description": "GPIO port 2 bit 5 with CAPSENSE sense function, tcpwm.line_compl[1]:1, uart_rts:3, spi_select0:3 and csd.ext_sync_clk:1 alternates."
},
{
"number": "6",
"name": "P3.0",
"type": "bidirectional",
"description": "GPIO port 3 bit 0 with CAPSENSE sense function, tcpwm.line[0]:0, uart_rx:1, i2c_scl:1 and spi_mosi:1 alternates."
},
{
"number": "7",
"name": "P3.2",
"type": "bidirectional",
"description": "GPIO port 3 bit 2 with CAPSENSE sense function, tcpwm.line[1]:0, uart_cts:1, spi_clk:1, scb[1].i2c_sda:0 and SWD data (cpuss.swd_data:0) alternates."
},
{
"number": "8",
"name": "P3.3",
"type": "bidirectional",
"description": "GPIO port 3 bit 3 with CAPSENSE sense function, tcpwm.line_compl[1]:0, uart_rts:1, spi_select0:1, scb[1].i2c_scl:0 and SWD clock (cpuss.swd_clk:0) alternates."
},
{
"number": "9",
"name": "P4.0",
"type": "bidirectional",
"description": "GPIO port 4 bit 0 with CAPSENSE sense function, uart_rx:0, i2c_scl:0, spi_mosi:2 and tcpwm.tr_in[6] alternates."
},
{
"number": "10",
"name": "P4.1",
"type": "bidirectional",
"description": "GPIO port 4 bit 1 with CAPSENSE sense function, uart_tx:0, i2c_sda:0 and spi_miso:2 alternates."
},
{
"number": "11",
"name": "P4.2",
"type": "bidirectional",
"description": "GPIO port 4 bit 2 with CAPSENSE Cmod1 function (csd.msc_gpio_ctrl_cmod1), uart_cts:0 and spi_clk:2 alternates."
},
{
"number": "12",
"name": "P4.3",
"type": "bidirectional",
"description": "GPIO port 4 bit 3 with CAPSENSE Cmod2 function (csd.msc_gpio_ctrl_cmod2), uart_rts:0 and spi_select0:2 alternates."
},
{
"number": "13",
"name": "P0.0",
"type": "bidirectional",
"description": "GPIO port 0 bit 0 with CAPSENSE sense function, tcpwm.tr_in[0], csd.ext_sync:0 and spi_select1:0 alternates."
},
{
"number": "14",
"name": "P0.1",
"type": "bidirectional",
"description": "GPIO port 0 bit 1 with CAPSENSE sense function, tcpwm.tr_in[1], csd.ext_sync_clk:0 and spi_select2:0 alternates."
},
{
"number": "15",
"name": "P0.2",
"type": "bidirectional",
"description": "GPIO port 0 bit 2 with CAPSENSE sense function, uart_rx:2, i2c_scl:2, spi_mosi:0 and SWD clock (cpuss.swd_clk:1) alternates."
},
{
"number": "16",
"name": "P0.3",
"type": "bidirectional",
"description": "GPIO port 0 bit 3 with CAPSENSE sense function, uart_tx:2, i2c_sda:2, spi_miso:0 and SWD data (cpuss.swd_data:1) alternates."
},
{
"number": "17",
"name": "P0.4",
"type": "bidirectional",
"description": "GPIO port 0 bit 4 with CAPSENSE sense function, srss.ext_clk, uart_cts:2, spi_clk:0 and csd.ext_frm_start:0 alternates."
},
{
"number": "18",
"name": "XRES",
"type": "input",
"description": "External reset input for the device."
},
{
"number": "19",
"name": "VCCD",
"type": "power_out",
"description": "Regulated digital supply (1.8 V ±5%); must be bypassed to ground with a 2.2 µF X5R ceramic or better capacitor and connected to nothing else in the 2.0 V to 5.5 V supply mode, or shorted to VDDD in the 1.8 V ±5% supply mode."
},
{
"number": "20",
"name": "VSSD",
"type": "power_in",
"description": "Ground pin for the digital section."
},
{
"number": "21",
"name": "VDDD",
"type": "power_in",
"description": "Power supply for the digital section, 2.0 V to 5.5 V (or 1.71 V to 1.89 V when externally regulated)."
},
{
"number": "22",
"name": "VSSA",
"type": "power_in",
"description": "Ground pin for the CAPSENSE section."
},
{
"number": "23",
"name": "P1.0",
"type": "bidirectional",
"description": "GPIO port 1 bit 0 with CAPSENSE sense function, tcpwm.line[1]:2, tcpwm.tr_in[2] and spi_select3:0 alternates."
},
{
"number": "24",
"name": "P2.0",
"type": "bidirectional",
"description": "GPIO port 2 bit 0 with CAPSENSE sense function, tcpwm.line_compl[1]:2, tcpwm.tr_in[3] and csd.obs_data[3] alternates."
},
{
"number": "25",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: In Table 1 the row for P2.1 lacks explicit dashes for the 16-QFN column; pin 1 = P2.1 for 24-QFN is ; The text provided does not show the 24-QFN package drawing or pinout figure, so the exposed center p; The pin type for VCCD (power_out) is an interpretation of the described internal regulator output; t",
"2/25 pins cited to the wrong page (name found elsewhere): ['19:VCCD@p16', '21:VDDD@p16']"
],
"pages_sent": 19,
"cost_usd": 0.2065,
"at": "2026-10-23T18:21:03"
},
"datasheet": {
"url": "https://www.infineon.com/dgdl/Infineon-PSoC_4000T_MCU_datasheet-DataSheet-v09_00-EN.pdf?fileId=8ac78c8c8a44f57b018a799f5fb53b5d",
"pages": 46,
"sha256": "91700ca10102b80f",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cy8c4046lqi-t452.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4,
4,
0.77
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cy8c4046lqi-t452-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4,
4,
0.77
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "deca0221f9dba9c18011ba9b06e1b957c0694ebb287f08385b9493032abf02ab",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Infineon/Cypress Semicon",
"Package": "QFN-24(4x4)",
"Category": "",
"Pins": "25"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "91700ca10102b80ff2c2591c1ed79e29970690c2a1f26a04e00a2f8810e05077",
"rows": [
{
"name": "Analog or digital supply relative to VSS",
"symbol": "VDD_ABS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 6,
"conditions": "Absolute maximum",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Direct digital core voltage input relative to VSSD",
"symbol": "VCCD_ABS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 1.95,
"conditions": "Absolute maximum",
"source_page": 18,
"source": "datasheet"
},
{
"name": "GPIO voltage",
"symbol": "VGPIO_ABS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "Absolute maximum; max printed as VDDD+0.5",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Current per GPIO",
"symbol": "IGPIO_ABS",
"kind": "absolute_maximum",
"unit": "mA",
"min": -25,
"typ": null,
"max": 25,
"conditions": "Absolute maximum",
"source_page": 18,
"source": "datasheet"
},
{
"name": "GPIO injection current per pin",
"symbol": "IGPIO_injection",
"kind": "absolute_maximum",
"unit": "mA",
"min": -0.5,
"typ": null,
"max": 0.5,
"conditions": "Absolute maximum",
"source_page": 18,
"source": "datasheet"
},
{
"name": "ESD voltage HBM",
"symbol": "ESD_HBM",
"kind": "absolute_maximum",
"unit": "kV",
"min": -2,
"typ": null,
"max": 2,
"conditions": "Human Body Model per ANSI/ESDA/JEDEC JS-001",
"source_page": 18,
"source": "datasheet"
},
{
"name": "ESD voltage CDM",
"symbol": "ESD_CDM",
"kind": "absolute_maximum",
"unit": "kV",
"min": -1,
"typ": null,
"max": 1,
"conditions": "Charged Device Model per ANSI/ESDA/JEDEC JS-002",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Latch-up current limits",
"symbol": "I_LU",
"kind": "absolute_maximum",
"unit": "mA",
"min": -100,
"typ": null,
"max": 100,
"conditions": "Max/min current into any input or output, pin-to-pin, pin-to-supply at 125°C ambient",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Power supply input voltage",
"symbol": "VDDD",
"kind": "recommended_operating",
"unit": "V",
"min": 2,
"typ": null,
"max": 5.5,
"conditions": "With internal regulator enabled",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Power supply input voltage",
"symbol": "VDDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": 1.8,
"max": 1.89,
"conditions": "Internal regulator enabled; VCCD connected to VDDD",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Power supply decoupling capacitor tolerance",
"symbol": "CEXC",
"kind": "tolerance",
"unit": "%",
"min": -30,
"typ": null,
"max": 30,
"conditions": "X5R ceramic or better; typ 4.7 µF",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Active current, CPU at 6 MHz",
"symbol": "IDD5",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1.8,
"max": 2.7,
"conditions": "Execute from flash; Typ = 25°C @ VDDD = 3.3 V, Max = 85°C @ 5.5 V",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Active current, CPU at 24 MHz",
"symbol": "IDD11",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 3,
"max": 4.8,
"conditions": "Execute from flash; Typ = 25°C @ VDDD= 3.3 V, Max = 85°C @ 5.5 V",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Active current, CPU at 48 MHz",
"symbol": "IDD14",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 5.4,
"max": 6.9,
"conditions": "Execute from flash; Typ = 25°C @ VDDD= 3.3V, Max = 85°C @ 5.5 V",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Sleep current, 6 MHz, VDDD 2.0 to 5.5 V",
"symbol": "IDD17",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1.7,
"max": 2.2,
"conditions": "I2C wakeup, WDT, and comparators on; Typ = 25°C @ VDDD = 3.3 V, Max = 85°C @ 5.5 V",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Sleep current, 6 MHz, VDDD 1.71 to 1.89 V",
"symbol": "IDD23",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1.7,
"max": 2.2,
"conditions": "I2C wakeup, WDT, and comparators on; Typ = 25°C @ VDDD = 1.8 V, Max = 85°C @ 1.89 V",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Deep Sleep current, VDDD 2.0 to 3.6 V",
"symbol": "IDD26",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2.5,
"max": 60,
"conditions": "I2C wakeup and WDT on; Typ = 25°C @ VDDD = 3.3 V, Max = 85°C @ 3.6 V",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Deep Sleep current, VDDD 3.6 to 5.5 V",
"symbol": "IDD29",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2.5,
"max": 60,
"conditions": "I2C wakeup and WDT on; Typ = 25°C @ VDDD= 3.3 V, Max = 85°C @ 5.5 V",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Deep Sleep current, VDDD 1.71 to 1.89 V",
"symbol": "IDD32",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2.5,
"max": 65,
"conditions": "I2C wakeup and WDT on; Typ = 25°C @ VDDD = 1.8 V, Max = 85°C @ 1.89 V",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Supply current while XRES asserted",
"symbol": "IDD_XR",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 2,
"max": 5,
"conditions": "",
"source_page": 19,
"source": "datasheet"
},
{
"name": "CPU frequency",
"symbol": "FCPU",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": null,
"max": 48,
"conditions": "1.71 VDDD 5.5; min printed as DC",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Wakeup from Deep Sleep mode",
"symbol": "TDEEPSLEEP",
"kind": "timing",
"unit": "µs",
"min": null,
"typ": 25,
"max": 30,
"conditions": "",
"source_page": 19,
"source": "datasheet"
},
{
"name": "XRES input capacitance",
"symbol": "CIN",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "XRES protection diode current",
"symbol": "IDIODE",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 100,
"conditions": "Current through protection diode to VDDD/VSS",
"source_page": 21,
"source": "datasheet"
},
{
"name": "XRES reset pulse width",
"symbol": "TRESETWIDTH",
"kind": "timing",
"unit": "µs",
"min": 1,
"typ": null,
"max": null,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Wake-up time from reset release",
"symbol": "TRESETWAKE",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": null,
"max": 2.7,
"conditions": "",
"source_page": 21,
"source": "datasheet"
},
{
"name": "Max allowed ripple on power supply, 1 kHz to 10 MHz",
"symbol": "VDD_RIPPLE",
"kind": "electrical",
"unit": "mV",
"min": -50,
"typ": null,
"max": 50,
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