23LC512-I

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  "type": "component",
  "slug": "23lc512-i",
  "title": "23LC512-I",
  "brief": "Microchip Tech SRAM, TSSOP-8. 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",
    "memory",
    "23lc512-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "23LC512-I",
    "manufacturer": "Microchip Tech",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "SRAM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/374222d57e7c59b43acbc65952147b20.pdf",
    "parts": {
      "symbol": "23lc512-i.kicad_sym",
      "footprint": "23lc512-i.kicad_mod",
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      "model_3d_step": "23lc512-i-etched.step",
      "model_3d_step_plain": "23lc512-i.step",
      "lbr": "23lc512-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C219763"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:27:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "Chip Select input: a low level selects the device, a high level deselects it and forces Standby mode with SO in high-impedance; a low level is required after power-up before any sequence."
      },
      {
        "number": "2",
        "name": "SO/SIO1",
        "type": "bidirectional",
        "description": "Serial data output in SPI mode (data shifted out after the falling clock edge, high-impedance when deselected) and SIO1 in SDI/SQI modes."
      },
      {
        "number": "3",
        "name": "SIO2",
        "type": "bidirectional",
        "description": "SQI mode data pin SIO2 (NC in SPI/SDI mode, where the datasheet says pin 3 should not be left floating)."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "SI/SIO0",
        "type": "bidirectional",
        "description": "Serial data input in SPI mode (instructions, addresses and data latched on the rising clock edge) and SIO0 in SDI/SQI modes."
      },
      {
        "number": "6",
        "name": "SCK",
        "type": "input",
        "description": "Serial clock input that synchronizes communication; inputs are latched on the rising edge and SO updates after the falling edge, up to 20 MHz (16 MHz for E-temp)."
      },
      {
        "number": "7",
        "name": "HOLD/SIO3",
        "type": "bidirectional",
        "description": "Hold input that pauses a serial sequence when pulled low (must be held high when unused; not available in SQI mode), or SIO3 in SQI mode."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 2.5V to 5.5V for 23LC512 (absolute maximum 6.5V)."
      }
    ],
    "provenance": {
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: MPN '23LC512-I' has no package suffix; the datasheet sells the 23LC512 in SN (SOIC), ST (TSSOP) and ; Pin 3 is NC in SPI/SDI mode per page 13 diagrams but SIO2 in SQI mode; the datasheet notes it should"
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        "cost_usd": 0.1762,
        "at": "2026-10-23T03:26:38"
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        "pages": 32,
        "sha256": "6969e2794a4312d3",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "checked": "2026-10-23",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TSSOP-8",
      "Category": "Memory",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6969e2794a4312d3d244a7942bca13fdab53a29d496d620a10a91c7c622059cf",
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          "symbol": "VCC",
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          "max": 5.5,
          "conditions": "23LC512",
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        },
        {
          "name": "Low-level input voltage (min only)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "23LC512; max is 0.1 VCC",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
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          "unit": "V",
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          "typ": null,
          "max": 0.2,
          "conditions": "IOL = 1 mA",
          "source_page": 2,
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        },
        {
          "name": "Input leakage current",
          "symbol": "ILI",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "CS = VCC, VIN = VSS OR VCC",
          "source_page": 2,
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        {
          "name": "Output leakage current",
          "symbol": "ILO",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "CS = VCC, VOUT = VSS OR VCC",
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        {
          "name": "Read operating current",
          "symbol": "ICC",
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          "max": 10,
          "conditions": "FCLK = 20 MHz; SO = O, 5.5V",
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        {
          "name": "Standby current",
          "symbol": "ICCS",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 4,
          "max": 10,
          "conditions": "CS = VCC = 5.5V, Inputs tied to VCC or VSS, I-Temp",
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        {
          "name": "Input capacitance",
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          "conditions": "VCC = 5.0V, f = 1 MHz, TA = 25°C",
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        },
        {
          "name": "RAM data retention voltage",
          "symbol": "VDR",
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          "unit": "V",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "Clock frequency",
          "symbol": "FCLK",
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          "typ": null,
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          "source_page": 3,
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        },
        {
          "name": "CS setup time",
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        {
          "name": "CS hold time",
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          "min": 50,
          "typ": null,
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        {
          "name": "CS disable time",
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          "name": "Data setup time",
          "symbol": "Tsu",
          "kind": "timing",
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          "min": 10,
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          "name": "Data hold time",
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          "min": 10,
          "typ": null,
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          "name": "CLK rise time",
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          "conditions": "Note 1",
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          "name": "CLK fall time",
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          "name": "Output valid from clock low",
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          "name": "HOLD hold time",
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          "name": "HOLD low to output High-Z",
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          "kind": "timing",
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        {
          "name": "Input/output voltage w.r.t. VSS (min only)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "All inputs and outputs w.r.t. VSS; max is VCC +0.3V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
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        {
          "name": "Ambient temperature under bias",
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        {
          "name": "Operating temperature, Industrial",
          "symbol": "TA",
          "kind": "recommended_operating",
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          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Industrial (I)",
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  "discovery_pitch": "23LC512-I (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
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    "name": "Ray",
    "email": "[email protected]"
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