component
CY8C4014SXI-421T
Public Made by Adomby adom
Cypress Semicon Microcontroller Units (MCUs/MPUs/SOCs), SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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{
"schema_version": 1,
"type": "component",
"slug": "cy8c4014sxi-421t",
"title": "CY8C4014SXI-421T",
"brief": "Cypress Semicon Microcontroller Units (MCUs/MPUs/SOCs), SOIC-16. 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",
"single chip microcomputer-microcontroller",
"cy8c4014sxi-421t",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CY8C4014SXI-421T",
"manufacturer": "Cypress Semicon",
"package": "SOIC-16",
"pin_count": 16,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://www.infineon.com/dgdl/Infineon-PSoC_4_PSoC_4000_Family_Programmable_System-on-Chip_(PSoC)-DataSheet-v06_00-EN.pdf?fileId=8ac78c8c7d0d8da4017d0ecc2b7d45ee&utm_source=cypress&utm_medium=referral&utm_campaign=202110_globe_en_all_integration-files",
"parts": {
"symbol": "cy8c4014sxi-421t.kicad_sym",
"footprint": "cy8c4014sxi-421t.kicad_mod",
"model_3d": "cy8c4014sxi-421t-hero.glb",
"model_3d_plain": "cy8c4014sxi-421t-etched.glb",
"model_3d_step": "cy8c4014sxi-421t-etched.step",
"model_3d_step_plain": "cy8c4014sxi-421t.step",
"lbr": "cy8c4014sxi-421t.lbr"
},
"distributor_links": {
"lcsc": "C2952643",
"digikey": "448-CY8C4014SXI-421TTR-ND",
"mouser": "727-CY8C4014SXI-421T"
},
"distributor_check": {
"checked_at": "2026-10-31T01:14:33Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "448-CY8C4014SXI-421TTR-ND",
"status": "found"
},
"mouser": {
"pn": "727-CY8C4014SXI-421T",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "P3.0/SDA/SWD_IO",
"type": "bidirectional",
"description": "Port 3 GPIO that also serves as I2C data (SDA) and SWD I/O; Port 3 pins are not available for CapSense."
},
{
"number": "2",
"name": "P3.1/SCL/SWD_CLK",
"type": "bidirectional",
"description": "Port 3 GPIO that also serves as I2C clock (SCL) and SWD clock; Port 3 pins are not available for CapSense."
},
{
"number": "3",
"name": "P0.1/TRIN1/CMPO_0",
"type": "bidirectional",
"description": "Port 0 GPIO usable as CapSense or AMUX bus pin, with TRIN1 trigger input and comparator output CMPO_0 alternate functions."
},
{
"number": "4",
"name": "P0.2/TRIN2",
"type": "bidirectional",
"description": "Port 0 GPIO usable as CapSense or AMUX bus pin, with TRIN2 trigger input alternate function."
},
{
"number": "5",
"name": "P0.4/TRIN4/CMPO_0/EXT_CLK",
"type": "bidirectional",
"description": "Port 0 GPIO usable as CapSense or AMUX bus pin, with TRIN4 trigger input, comparator output CMPO_0, external clock and CMOD capacitor alternate functions."
},
{
"number": "6",
"name": "VCCD",
"type": "power_out",
"description": "Regulated digital supply output (1.8 V ±5%); in unregulated external supply mode it must be bypassed to ground with an external 0.1 µF X5R ceramic or better capacitor placed close to the pin."
},
{
"number": "7",
"name": "VDD",
"type": "power_in",
"description": "Power supply for both analog and digital sections; 1.8 V to 5.5 V in unregulated external supply mode, or 1.71 V to 1.89 V in regulated external supply mode (VDD must not exceed 1.89 V in any condition)."
},
{
"number": "8",
"name": "VSS",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "9",
"name": "P0.5",
"type": "bidirectional",
"description": "Port 0 GPIO usable as CapSense or AMUX bus pin; no additional alternate function is listed for this pin on the 16-SOIC."
},
{
"number": "10",
"name": "P0.6",
"type": "bidirectional",
"description": "Port 0 GPIO usable as CapSense or AMUX bus pin; no additional alternate function is listed for this pin on the 16-SOIC."
},
{
"number": "11",
"name": "P1.1/OUT0",
"type": "bidirectional",
"description": "Port 1 GPIO usable as CapSense or AMUX bus pin, with TCPWM PWM output OUT0."
},
{
"number": "12",
"name": "P1.2/SCL",
"type": "bidirectional",
"description": "Port 1 GPIO usable as CapSense or AMUX bus pin, used as I2C clock; I2C bus I/O is implemented in open-drain modes and GPIO cells are not overvoltage tolerant."
},
{
"number": "13",
"name": "P1.3/SDA",
"type": "bidirectional",
"description": "Port 1 GPIO usable as CapSense or AMUX bus pin, used as I2C data; I2C bus I/O is implemented in open-drain modes and GPIO cells are not overvoltage tolerant."
},
{
"number": "14",
"name": "P1.6/OVF0/UND0/nOUT0/CMPO_0",
"type": "bidirectional",
"description": "Port 1 GPIO usable as CapSense or AMUX bus pin, with TCPWM OVF0, UND0, nOUT0 and internal-reset comparator output CMPO_0 functions; it must not have a load to ground during POR (should be an output)."
},
{
"number": "15",
"name": "P1.7/MATCH/EXT_CLK",
"type": "bidirectional",
"description": "Port 1 GPIO usable as CapSense or AMUX bus pin, with MATCH output and external clock alternate functions."
},
{
"number": "16",
"name": "P2.0",
"type": "bidirectional",
"description": "Port 2 GPIO usable as CapSense or AMUX bus pin; no additional alternate function is listed for this pin."
}
],
"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 requested MPN is CY8C4014SXI-421T. The ordering table lists CY8C4014SXI-421 as the SOIC (SX) 16-; The pinout was reconstructed from a garbled text extraction of Table 1 and cross-checked against the; Pin types are KiCad classes derived from the datasheet descriptions. VCCD is classed as power_out be"
],
"pages_sent": 19,
"cost_usd": 0.1112,
"at": "2026-10-31T01:13:59"
},
"datasheet": {
"url": "https://www.infineon.com/dgdl/Infineon-PSoC_4_PSoC_4000_Family_Programmable_System-on-Chip_(PSoC)-DataSheet-v06_00-EN.pdf?fileId=8ac78c8c7d0d8da4017d0ecc2b7d45ee&utm_source=cypress&utm_medium=referral&utm_campaign=202110_globe_en_all_integration-files",
"pages": 36,
"sha256": "6c7edf8ac0f0328f",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cy8c4014sxi-421t.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
9.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cy8c4014sxi-421t-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
9.9,
1.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "c163095c29a555966c5a642f43c5b352846be99f277afa2ed4b3c77ff591ad64",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Cypress Semicon",
"Package": "SOIC-16",
"Category": "Single Chip Microcomputer/Microcontroller",
"Pins": "16"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "6c7edf8ac0f0328f7008da8c0e2cd1d25866f423223ec829bf9caa00edb392bc",
"rows": [
{
"name": "Digital supply relative to VSS",
"symbol": "VDD_ABS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Direct digital core voltage input relative to VSS",
"symbol": "VCCD_ABS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 1.95,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "GPIO voltage",
"symbol": "VGPIO_ABS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Maximum current per GPIO",
"symbol": "IGPIO_ABS",
"kind": "absolute_maximum",
"unit": "mA",
"min": -25,
"typ": null,
"max": 25,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "GPIO injection current, Max for VIH > VDD, and Min for VIL < VSS",
"symbol": "IGPIO_injection",
"kind": "absolute_maximum",
"unit": "mA",
"min": -0.5,
"typ": null,
"max": 0.5,
"conditions": "Current injected per pin",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Electrostatic discharge human body model",
"symbol": "ESD_HBM",
"kind": "absolute_maximum",
"unit": "V",
"min": 2200,
"typ": null,
"max": null,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Electrostatic discharge charged device model",
"symbol": "ESD_CDM",
"kind": "absolute_maximum",
"unit": "V",
"min": 500,
"typ": null,
"max": null,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Pin current for latch-up",
"symbol": "LU",
"kind": "absolute_maximum",
"unit": "mA",
"min": -140,
"typ": null,
"max": 140,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Power supply input voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.8,
"typ": null,
"max": 5.5,
"conditions": "With regulator enabled",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Power supply input voltage (VCCD = VDD)",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": null,
"max": 1.89,
"conditions": "Internally unregulated supply",
"source_page": 14,
"source": "datasheet"
},
{
"name": "VDDIO domain supply",
"symbol": "VDDIO",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": null,
"max": null,
"conditions": "",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Execute from flash; CPU at 6 MHz",
"symbol": "IDD5",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 2,
"max": 2.85,
"conditions": "Active Mode, VDD = 1.8 to 5.5 V; Execute from flash; CPU at 6 MHz",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Execute from flash; CPU at 12 MHz",
"symbol": "IDD8",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 3.2,
"max": 3.75,
"conditions": "Active Mode, VDD = 1.8 to 5.5 V; Execute from flash; CPU at 12 MHz",
"source_page": 14,
"source": "datasheet"
},
{
"name": "Execute from flash; CPU at 16 MHz",
"symbol": "IDD11",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 4,
"max": 4.5,
"conditions": "Active Mode, VDD = 1.8 to 5.5 V; Execute from flash; CPU at 16 MHz",
"source_page": 14,
"source": "datasheet"
},
{
"name": "I2C wakeup and WDT on",
"symbol": "IDD26",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2.5,
"max": 8.2,
"conditions": "Deep Sleep Mode, VDD = 1.8 to 3.6 V (Regulator on)",
"source_page": 14,
"source": "datasheet"
},
{
"name": "I2C wakeup and WDT on",
"symbol": "IDD29",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2.5,
"max": 12,
"conditions": "Deep Sleep Mode, VDD = 3.6 to 5.5 V (Regulator on)",
"source_page": 15,
"source": "datasheet"
},
{
"name": "I2C wakeup and WDT on",
"symbol": "IDD32",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2.5,
"max": 9.2,
"conditions": "Deep Sleep Mode, VDD = VCCD = 1.71 to 1.89 V (Regulator bypassed)",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Supply current while XRES asserted",
"symbol": "IDD_XR",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 2,
"max": 5,
"conditions": "",
"source_page": 15,
"source": "datasheet"
},
{
"name": "CPU frequency",
"symbol": "FCPU",
"kind": "recommended_operating",
"unit": "MHz",
"min": null,
"typ": null,
"max": 16,
"conditions": "VDD 1.71 to 5.5 V (Details column as extracted)",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Input voltage high threshold, LVTTL input",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "LVTTL input, VDD ≥ 2.7 V",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Input voltage low threshold, LVTTL input",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "LVTTL input, VDD ≥ 2.7 V",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Output voltage low level",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.6,
"conditions": "IOL = 4 mA at 1.8 V VDD",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Output voltage low level",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "IOL = 3 mA at 3 V VDD",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Pull-up resistor",
"symbol": "RPULLUP",
"kind": "electrical",
"unit": "kΩ",
"min": 3.5,
"typ": 5.6,
"max": 8.5,
"conditions": "",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Pull-down resistor",
"symbol": "RPULLDOWN",
"kind": "electrical",
"unit": "kΩ",
"min": 3.5,
"typ": 5.6,
"max": 8.5,
"conditions": "",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Input leakage current (absolute value)",
"symbol": "IIL",
"kind": "electrical",
"unit": "nA",
"min": null,
"typ": null,
"max": 2,
"conditions": "25 °C, VDD = 3.0 V",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Input capacitance",
"symbol": "CIN",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 3,
"max": 7,
"conditions": "",
"source_page": 15,
"source": "datasheet"
},
{
"name": "Response Time High Bandwidth mode",
"symbol": "TCOMP1",
"kind": "electrical",
"unit": "ns",
"min": null,
"typ": null,
"max": 90,
"conditions": "High Bandwidth mode, 50-mV overdrive",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Response Time Low Power mode",
"symbol": "TCOMP2",
"kind": "electrical",
"unit": "ns",
"min": null,
"typ": null,
"max": 110,
"conditions": "Low Power mode, 50-mV overdrive",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Max allowed ripple on power supply, DC to 10 MHz",
"symbol": "VDD_RIPPLE",
"kind": "electrical",
"unit": "mV",
"min": -50,
"typ": null,
"max": 50,
"conditions": "VDD > 2 V (with ripple), 25 °C TA, Sensitivity = 0.1 pF",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Max allowed ripple on power supply, DC to 10 MHz",
"symbol": "VDD_RIPPLE_1.8",
"kind": "electrical",
"unit": "mV",
"min": -25,
"typ": null,
"max": 25,
"conditions": "VDD > 1.75 V (with ripple), 25 °C TA, CP < 20 pF, Sensitivity ≥ 0.4 pF",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Reference Buffer Output",
"symbol": "VREFHI",
"kind": "electrical",
"unit": "V",
"min": 1.1,
"typ": 1.2,
"max": 1.3,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "IDAC1 (8-bits) block current",
"symbol": "IDAC1IDD",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 1125,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "IDAC2 (7-bits) block current",
"symbol": "IDAC2IDD",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 1125,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Voltage range of operation",
"symbol": "VCSD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": null,
"max": 5.5,
"conditions": "1.8 V ±5% or 1.8 V to 5.5 V",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Voltage compliance range of IDAC",
"symbol": "VCOMPIDAC",
"kind": "electrical",
"unit": "V",
"min": 0.8,
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