component
HG24C128N
Public Made by Adomby adom
HGSEMI EEPROM, DIP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"category": "Memory",
"subcategory": "EEPROM",
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"name": "E0",
"type": "input",
"description": "Device address input E0, compared against the E0 bit of the device address; left floating it is internally pulled down to Vss."
},
{
"number": "2",
"name": "E1",
"type": "input",
"description": "Device address input E1, compared against the E1 bit of the device address; left floating it is internally pulled down to Vss."
},
{
"number": "3",
"name": "E2",
"type": "input",
"description": "Device address input E2, compared against the E2 bit of the device address; left floating it is internally pulled down to Vss, allowing up to eight devices on one bus."
},
{
"number": "4",
"name": "Vss",
"type": "power_in",
"description": "Ground reference for the VCC supply voltage."
},
{
"number": "5",
"name": "SDA",
"type": "bidirectional",
"description": "Serial data input and output; open-drain driven and may be wire-OR'ed with other open-drain or open-collector devices, with an external pull-up required."
},
{
"number": "6",
"name": "SCL",
"type": "input",
"description": "Serial clock input; data is clocked in on the positive edge and clocked out on the negative edge of SCL."
},
{
"number": "7",
"name": "WCB",
"type": "input",
"description": "Write control, active low: connecting WCB to VCC inhibits all write operations, connecting it to Vss allows normal writes, and if left floating it is internally pulled down to Vss."
},
{
"number": "8",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, specified from 1.7 V to 5.5 V in the DC characteristics (absolute maximum -0.5 V to 6.5 V)."
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"at": "2026-10-18T23:23:38"
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"pages": 20,
"sha256": "17783f1cc8fc6b15",
"source_tier": "lcsc"
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"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 8,
"described": 8,
"cites_pages": true,
"refuses_to_fabricate": true
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"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
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"metadata": {
"specs": {
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"Package": "DIP-8",
"Category": "Memory",
"Pins": "8"
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"rows": [
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"name": "Storage Temperature",
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"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 5,
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{
"name": "Ambient operating temperature range",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Supply Voltage",
"symbol": "VCC",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 6.5,
"conditions": "",
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{
"name": "Input or output range",
"symbol": "VIO",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
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"max": 6.5,
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{
"name": "DC output current",
"symbol": "IOL",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 5,
"conditions": "SDA=0",
"source_page": 5,
"source": "datasheet"
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{
"name": "Lead Temperature",
"symbol": "TL",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 260,
"conditions": "Soldering, 10 seconds",
"source_page": 5,
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{
"name": "Supply Voltage",
"symbol": "VCC",
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"min": 1.7,
"typ": null,
"max": 5.5,
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{
"name": "Input / Output Capacitance (SDA)",
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"kind": "electrical",
"unit": "pF",
"min": null,
"typ": null,
"max": 8,
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{
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"min": null,
"typ": null,
"max": 6,
"conditions": "VIN= Vss",
"source_page": 5,
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{
"name": "Standby Current",
"symbol": "Isb",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 1,
"conditions": "Vcc = 3.3V, TA = 85°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Standby Current",
"symbol": "Isb",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 2,
"conditions": "Vcc = 5.5V, TA = 85°C",
"source_page": 5,
"source": "datasheet"
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{
"name": "Standby Current",
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"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 3,
"conditions": "Vcc = 5.5V, TA = 105°C",
"source_page": 5,
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},
{
"name": "Supply Current (read)",
"symbol": "ICC1",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.2,
"max": 0.4,
"conditions": "Vcc = 5.5V, Read at 400Khz",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Supply Current (write)",
"symbol": "ICC2",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.8,
"max": 1.6,
"conditions": "Vcc = 5.5V, Write at 400Khz",
"source_page": 5,
"source": "datasheet"
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{
"name": "Input Leakage Current",
"symbol": "ILI",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.1,
"max": 1,
"conditions": "VIN = VCC or Vss",
"source_page": 5,
"source": "datasheet"
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{
"name": "Output Leakage Current",
"symbol": "ILO",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.05,
"max": 1,
"conditions": "VOUT = VCC or Vss",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Low Level",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Output Low Level (SDA), VCC = 1.7V",
"symbol": "VOL1",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.2,
"conditions": "VCC = 1.7V (SDA); IOL = 0.15 mA",
"source_page": 5,
"source": "datasheet"
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{
"name": "Output Low Level (SDA), VCC = 3.0V",
"symbol": "VOL2",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "VCC = 3.0V (SDA); IOL = 2.1 mA",
"source_page": 5,
"source": "datasheet"
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{
"name": "The minimum duration for ensuring initialization will occur",
"symbol": "tPWD",
"kind": "timing",
"unit": "us",
"min": 300,
"typ": null,
"max": null,
"conditions": "",
"source_page": 8,
"source": "datasheet"
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{
"name": "VCC Rise Time",
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"unit": "us/V",
"min": 1,
"typ": null,
"max": 500000,
"conditions": "",
"source_page": 8,
"source": "datasheet"
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