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CA-IS3642HW
Public Made by Adomby adom
Chipanalog Pre-ordered Chips, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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"slug": "ca-is3642hw",
"title": "CA-IS3642HW",
"brief": "Chipanalog Pre-ordered Chips, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"component": {
"mpn": "CA-IS3642HW",
"manufacturer": "Chipanalog",
"package": "SOIC-16-300mil",
"pin_count": 16,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/375e7af9944ccc5ee2f69a2713f078fb.pdf",
"parts": {
"symbol": "ca-is3642hw.kicad_sym",
"footprint": "ca-is3642hw.kicad_mod",
"model_3d": "ca-is3642hw-hero.glb",
"model_3d_plain": "ca-is3642hw-etched.glb",
"model_3d_step": "ca-is3642hw-etched.step",
"model_3d_step_plain": "ca-is3642hw.step",
"lbr": "ca-is3642hw.lbr"
},
"distributor_links": {
"lcsc": "C2890053"
},
"distributor_check": {
"checked_at": "2026-11-12T07:50:19Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "A-side supply voltage, specified at 3 V to 5.5 V recommended with an absolute maximum of 6.0 V."
},
{
"number": "2",
"name": "GNDA",
"type": "power_in",
"description": "A-side ground reference point."
},
{
"number": "3",
"name": "VI1",
"type": "input",
"description": "A-side logic input of forward channel 1 for CA-IS3642; VIH minimum 2.0 V and VIL maximum 0.8 V."
},
{
"number": "4",
"name": "VI2",
"type": "input",
"description": "A-side logic input of forward channel 2 for CA-IS3642; VIH minimum 2.0 V and VIL maximum 0.8 V."
},
{
"number": "5",
"name": "VO3",
"type": "output",
"description": "A-side logic output of reverse channel 3 for CA-IS3642 (data received from the B side)."
},
{
"number": "6",
"name": "VO4",
"type": "output",
"description": "A-side logic output of reverse channel 4 for CA-IS3642 (data received from the B side)."
},
{
"number": "7",
"name": "NC",
"type": "unconnected",
"description": "No internal connection; it may float, be tied to VDD, or be tied to GND."
},
{
"number": "8",
"name": "GNDA",
"type": "power_in",
"description": "A-side ground reference point."
},
{
"number": "9",
"name": "GNDB",
"type": "power_in",
"description": "B-side ground reference point."
},
{
"number": "10",
"name": "SEL",
"type": "input",
"description": "VISO output-voltage select: tie to VISO for 5 V, or to GNDB or leave floating for 3.3 V; the pin has a weak internal pull-down and a direct connection to GNDB is recommended in noisy systems."
},
{
"number": "11",
"name": "VI4",
"type": "input",
"description": "B-side logic input of reverse channel 4 for CA-IS3642; VIH minimum 2.0 V and VIL maximum 0.8 V."
},
{
"number": "12",
"name": "VI3",
"type": "input",
"description": "B-side logic input of reverse channel 3 for CA-IS3642; VIH minimum 2.0 V and VIL maximum 0.8 V."
},
{
"number": "13",
"name": "VO2",
"type": "output",
"description": "B-side logic output of forward channel 2 for CA-IS3642 (data received from the A side)."
},
{
"number": "14",
"name": "VO1",
"type": "output",
"description": "B-side logic output of forward channel 1 for CA-IS3642 (data received from the A side)."
},
{
"number": "15",
"name": "GNDB",
"type": "power_in",
"description": "B-side ground reference point."
},
{
"number": "16",
"name": "VISO",
"type": "power_out",
"description": "Isolated B-side output voltage, 5.0 V or 3.3 V as selected by the SEL pin, rated 5000 VRMS isolation."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"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: Pin-to-function mapping for CA-IS3642 was derived from Table 7-2 (page 5) because the top-view diagr; Datasheet pin 3, 4, 5, 6, 11, 12, 13 and 14 are shared between CA-IS364x variants (e.g. 'VI1/VO1'); ; Pin 7 is labelled NC1 in the datasheet table and pin 10 is labelled SEL with a footnote; pin 16 VISO"
],
"pages_sent": 31,
"cost_usd": 0.0089,
"at": "2026-11-12T07:50:12"
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"pages": 31,
"sha256": "426f9d6fab8911c4",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ca-is3642hw.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.3,
10.3,
2.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "159663ceb2b4996b1b89d3111e4a355fc27de3e24d3570f50e5ed9086e0d73af",
"checked": "2026-11-12",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ca-is3642hw-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.3,
10.3,
2.75
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"zmin_mm": 0,
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"footprint_binding": "identity",
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"checked": "2026-11-12",
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}
],
"package_dims": {
"package_code": "SOIC16-WB (W)",
"source_page": 28,
"D": {
"nom_mm": 10.3,
"range_mm": [
10.2,
10.4
]
},
"E1": {
"nom_mm": 7.5,
"range_mm": [
7.4,
7.6
]
},
"E": {
"nom_mm": 10.3,
"range_mm": [
10.1,
10.5
]
},
"e": {
"nom_mm": 1.27,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 2.65,
"range_mm": [
null,
2.65
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "ca-is3642hw.step",
"verdict": "PASS",
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}
},
"metadata": {
"specs": {
"Manufacturer": "Chipanalog",
"Package": "SOIC-16-300mil",
"Category": "Interface ICs",
"Pins": "16"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "426f9d6fab8911c4ed291e195c3717d7fb07e5c456d7fc1487fcb19ddbeb28e6",
"rows": [
{
"name": "电源电压 (VDD) recommended",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "高电平输出电流 IOH",
"symbol": "IOH",
"kind": "recommended_operating",
"unit": "mA",
"min": -4,
"typ": null,
"max": null,
"conditions": "VDDO1 = 5.0 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "高电平输出电流 IOH",
"symbol": "IOH",
"kind": "recommended_operating",
"unit": "mA",
"min": -2,
"typ": null,
"max": null,
"conditions": "VDDO = 3.3 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "低电平输出电流 IOL",
"symbol": "IOL",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 4,
"conditions": "VDDO = 5.0 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "低电平输出电流 IOL",
"symbol": "IOL",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 2,
"conditions": "VDDO = 3.3 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "输入阈值逻辑高电平 VIH",
"symbol": "VIH",
"kind": "recommended_operating",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "输入阈值逻辑低电平 VIL",
"symbol": "VIL",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "信号传输速率 DR",
"symbol": "DR",
"kind": "recommended_operating",
"unit": "Mbps",
"min": 0,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "环境温度 TA",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": 25,
"max": 125,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "电源电压 VDD absolute",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "隔离输出电压 VISO absolute",
"symbol": "VISO",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "输入电压 VIx, SEL, ENA",
"symbol": "Vin",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "输出电流 IO",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "mA",
"min": -20,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "结温 TJ",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "存储温度 TSTG",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "静电放电 人体模型 HBM",
"symbol": "VESD",
"kind": "absolute_maximum",
"unit": "V",
"min": -6000,
"typ": null,
"max": 6000,
"conditions": "HBM, ANSI/ESDA/JEDEC JS-001, all pins",
"source_page": 6,
"source": "datasheet"
},
{
"name": "静电放电 充电器件模型 CDM",
"symbol": "VESD",
"kind": "absolute_maximum",
"unit": "V",
"min": -2000,
"typ": null,
"max": 2000,
"conditions": "CDM, JEDEC JESD22-C101, all pins",
"source_page": 6,
"source": "datasheet"
},
{
"name": "最大功耗 PD",
"symbol": "PD",
"kind": "thermal",
"unit": "W",
"min": null,
"typ": null,
"max": 1,
"conditions": "VDD=5.5V, VISO=5V, load 130mA, all digital inputs 100Mbps 50% duty square wave, channel load 15pF",
"source_page": 7,
"source": "datasheet"
},
{
"name": "隔离输出电压 VISO (5V in, 5V out)",
"symbol": "VISO",
"kind": "electrical",
"unit": "V",
"min": 4.75,
"typ": 5.07,
"max": 5.43,
"conditions": "VDD=5V±10%, TA=-40 to 125°C, SEL shorted to VISO; external IISO = 0 to 50 mA",
"source_page": 9,
"source": "datasheet"
},
{
"name": "隔离输出电压 VISO (5V in, 5V out)",
"symbol": "VISO",
"kind": "electrical",
"unit": "V",
"min": 4.5,
"typ": 5.07,
"max": 5.43,
"conditions": "VDD=5V±10%, TA=-40 to 125°C, SEL shorted to VISO; external IISO = 0 to 130 mA",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输出隔离电压纹波 峰峰值 (5V/5V)",
"symbol": "VISO(RIP)",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": null,
"max": 60,
"conditions": "VDD=5V±10%, SEL shorted to VISO",
"source_page": 9,
"source": "datasheet"
},
{
"name": "VISO 短路时电源电流 (5V/5V)",
"symbol": "ISCC_SC",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 42,
"conditions": "VDD=5V±10%, VISO shorted to GNDB",
"source_page": 9,
"source": "datasheet"
},
{
"name": "VISO 输出带载电流 (5V/5V)",
"symbol": "IISO",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 120,
"conditions": "VDD=5V±10%, SEL shorted to VISO",
"source_page": 9,
"source": "datasheet"
},
{
"name": "电源上升欠压保护阈值 VDD(UVLO+) (5V/5V)",
"symbol": "VDD(UVLO+)",
"kind": "electrical",
"unit": "V",
"min": 2.6,
"typ": null,
"max": 2.9,
"conditions": "VDD=5V±10%, rising supply",
"source_page": 9,
"source": "datasheet"
},
{
"name": "电源下降欠压保护阈值 VDD(UVLO-) (5V/5V)",
"symbol": "VDD(UVLO-)",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": 2.25,
"conditions": "VDD=5V±10%, falling supply",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入高电平漏电流 IIH (5V/5V)",
"symbol": "IIH",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 20,
"conditions": "VIH = VDDI1 at VIx, Bx, ENx or SEL",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输入低电平漏电流 IIL (5V/5V)",
"symbol": "IIL",
"kind": "electrical",
"unit": "µA",
"min": -20,
"typ": null,
"max": null,
"conditions": "VIL = 0 V at VIx, Bx, ENx or SEL",
"source_page": 9,
"source": "datasheet"
},
{
"name": "输出电压逻辑低电平 VOL (5V/5V)",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": 0.2,
"typ": null,
"max": 0.4,
"conditions": "IOL = 4 mA; Fig. 10-1",
"source_page": 9,
"source": "datasheet"
},
{
"name": "共模瞬变抗扰度 CMTI (5V/5V)",
"symbol": "CMTI",
"kind": "electrical",
"unit": "kV/µs",
"min": 100,
"typ": 150,
"max": null,
"conditions": "VI = VDDI1 or 0 V, VCM = 1500 V; Fig. 10-2",
"source_page": 9,
"source": "datasheet"
},
{
"name": "隔离输出电压 VISO (5V in, 3.3V out)",
"symbol": "VISO",
"kind": "electrical",
"unit": "V",
"min": 3.13,
"typ": 3.34,
"max": 3.56,
"conditions": "VDD=5V±10%, TA=-40 to 125°C, SEL shorted to GNDB; external IISO = 0 to 50 mA",
"source_page": 10,
"source": "datasheet"
},
{
"name": "隔离输出电压 VISO (5V in, 3.3V out)",
"symbol": "VISO",
"kind": "electrical",
"unit": "V",
"min": 3,
"typ": 3.34,
"max": 3.56,
"conditions": "VDD=5V±10%, TA=-40 to 125°C, SEL shorted to GNDB; external IISO = 0 to 130 mA",
"source_page": 10,
"source": "datasheet"
},
{
"name": "输出隔离电压纹波 峰峰值 (5V/3.3V)",
"symbol": "VISO(RIP)",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": null,
"max": 58,
"conditions": "VDD=5V±10%, SEL shorted to GNDB",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VISO 短路时电源电流 (5V/3.3V)",
"symbol": "ISCC_SC",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 38,
"conditions": "VDD=5V±10%, VISO shorted to GNDB",
"source_page": 10,
"source": "datasheet"
},
{
"name": "VISO 输出带载电流 (5V/3.3V)",
"symbol": "IISO",
"kind": "electrical",
"unit": "mA",
"min": null,
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