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Ray Set visibility: public 5059f85 10d ago
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{
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  "type": "component",
  "slug": "pga112aidgst",
  "title": "PGA112AIDGST",
  "brief": "Texas Instruments Programmable/Variable Gain Amplifiers (PGAs/VGAs), MSOP-10. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "operational amplifier-comparator",
    "pga112aidgst",
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  "component": {
    "mpn": "PGA112AIDGST",
    "manufacturer": "Texas Instruments",
    "package": "MSOP-10",
    "pin_count": 10,
    "category": "Operational Amplifier/Comparator",
    "subcategory": "Programmable/Variable Gain Amplifiers (PGAs/VGAs)",
    "datasheet": "https://www.ti.com/lit/ds/symlink/pga112aidgst.pdf",
    "parts": {
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      "footprint": "pga112aidgst.kicad_mod",
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      "model_3d_step": "pga112aidgst-etched.step",
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      "lbr": "pga112aidgst.lbr"
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    "distributor_links": {
      "lcsc": "C2057508"
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    "distributor_check": {
      "checked_at": "2026-10-27T07:28:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply voltage, 2.2 V to 5.5 V."
      },
      {
        "number": "2",
        "name": "CH1",
        "type": "input",
        "description": "Input MUX channel 1."
      },
      {
        "number": "3",
        "name": "VCAL/CH0",
        "type": "input",
        "description": "Input MUX channel 0 and VCAL input; connect to a low-impedance external reference to use the internal calibration channels (GND, 0.9 VCAL, 0.1 VCAL, VREF), loaded with 100 kΩ typical when CAL2 or CAL3 is selected, otherwise high impedance."
      },
      {
        "number": "4",
        "name": "VREF",
        "type": "power_in",
        "description": "Reference input pin for VOUT offset shift or midsupply; must connect to a low-impedance reference able to source and sink at least 2 mA, or to GND."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "output",
        "description": "Analog voltage output; clamped to AVDD + 300 mV when AVDD < DVDD."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "7",
        "name": "SCLK",
        "type": "input",
        "description": "Clock input for SPI serial interface."
      },
      {
        "number": "8",
        "name": "DIO",
        "type": "bidirectional",
        "description": "Data input/output for SPI serial interface with a weak 10-μA internal pulldown current source."
      },
      {
        "number": "9",
        "name": "CS",
        "type": "input",
        "description": "Chip select line for SPI serial interface."
      },
      {
        "number": "10",
        "name": "DVDD",
        "type": "power_in",
        "description": "Digital and op amp output stage supply voltage, 2.2 V to 5.5 V; bypass with a 0.1-μF ceramic capacitor and it must supply digital current and output stage load current."
      }
    ],
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        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet lists DIO as 'I' in the pin table, but it is a data input/output pin, so classified as bid"
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        "pages_sent": 9,
        "cost_usd": 0.1006,
        "at": "2026-10-27T07:28:45"
      },
      "datasheet": {
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        "pages": 62,
        "sha256": "8780e867b7b4f9db",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 10,
        "described": 10,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "footprint_binding": "identity",
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        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pga112aidgst-etched.step",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "MSOP-10",
      "Category": "Operational Amplifier/Comparator",
      "Pins": "10"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8780e867b7b4f9dbec34d2d20bb24888aa3e2cad727bcb796dc8b1d81f9e88db",
      "rows": [
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          "name": "Supply voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Signal input terminals, voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "GND – 0.5 to AVDD + 0.5 (max is AVDD + 0.5)",
          "source_page": 5,
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        },
        {
          "name": "Signal input terminals, current",
          "symbol": "",
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        {
          "name": "Operating temperature (abs max)",
          "symbol": "",
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          "unit": "°C",
          "min": -40,
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          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Junction temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
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          "typ": null,
          "max": 150,
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        {
          "name": "Storage temperature",
          "symbol": "",
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          "unit": "°C",
          "min": -65,
          "typ": null,
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        },
        {
          "name": "Analog supply voltage",
          "symbol": "AVDD",
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          "min": 2.2,
          "typ": 5,
          "max": 5.5,
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        {
          "name": "Digital supply voltage",
          "symbol": "DVDD",
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          "min": 2.2,
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          "max": 5.5,
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        {
          "name": "Operating temperature",
          "symbol": "",
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          "min": -40,
          "typ": 25,
          "max": 125,
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          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 98.3,
          "max": null,
          "conditions": "DGS (VSSOP) 10 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 57,
          "max": null,
          "conditions": "DGS (VSSOP) 10 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 51.2,
          "max": null,
          "conditions": "DGS (VSSOP) 10 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance VSSOP-10",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 164,
          "max": null,
          "conditions": "VSSOP-10",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage",
          "symbol": "VOS",
          "kind": "electrical",
          "unit": "μV",
          "min": -100,
          "typ": 25,
          "max": 100,
          "conditions": "AVDD = DVDD = 5 V, VREF = VIN = AVDD/2, VCM = 2.5 V; typ ±25",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage",
          "symbol": "VOS",
          "kind": "electrical",
          "unit": "μV",
          "min": -325,
          "typ": 75,
          "max": 325,
          "conditions": "AVDD = DVDD = 5 V, VREF = VIN = AVDD/2, VCM = 4.5 V; typ ±75",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Offset drift –40°C to 125°C",
          "symbol": "dVOS/dT",
          "kind": "temperature_coefficient",
          "unit": "μV/°C",
          "min": null,
          "typ": 0.35,
          "max": 1.2,
          "conditions": "AVDD = DVDD = 5 V, VCM = 2.5 V, TA = –40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Offset drift –40°C to 85°C",
          "symbol": "dVOS/dT",
          "kind": "temperature_coefficient",
          "unit": "μV/°C",
          "min": null,
          "typ": 0.15,
          "max": 0.9,
          "conditions": "AVDD = DVDD = 5 V, VCM = 2.5 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Offset drift –40°C to 125°C",
          "symbol": "dVOS/dT",
          "kind": "temperature_coefficient",
          "unit": "μV/°C",
          "min": null,
          "typ": 0.6,
          "max": 1.8,
          "conditions": "AVDD = DVDD = 5 V, VCM = 4.5 V, TA = –40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Offset drift –40°C to 85°C",
          "symbol": "dVOS/dT",
          "kind": "temperature_coefficient",
          "unit": "μV/°C",
          "min": null,
          "typ": 0.3,
          "max": 1.3,
          "conditions": "AVDD = DVDD = 5 V, VCM = 4.5 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "μV/V",
          "min": null,
          "typ": 5,
          "max": 20,
          "conditions": "AVDD = DVDD = 2.2 V to 5.5 V, VCM = 0.5 V, VREF = VIN = AVDD/2",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection over temperature",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "μV/V",
          "min": null,
          "typ": 5,
          "max": 40,
          "conditions": "Over temperature, TA = –40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input on-channel current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "nA",
          "min": -5,
          "typ": 1.5,
          "max": 5,
          "conditions": "VREF = VIN = AVDD/2; typ ±1.5",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range",
          "symbol": "IVR",
          "kind": "electrical",
          "unit": "V",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "GND – 0.1 to AVDD + 0.1 (max is AVDD + 0.1)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Overvoltage input range",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "No output phase reversal; GND – 0.3 to AVDD + 0.3 (max is AVDD + 0.3)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Channel input capacitance",
          "symbol": "CCH",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Channel switch resistance",
          "symbol": "RSW",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Amplifier input capacitance",
          "symbol": "CAMP",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Amplifier input resistance",
          "symbol": "RAMP",
          "kind": "electrical",
          "unit": "GΩ",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "Input resistance to GND",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC gain error G = 1",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.006,
          "max": 0.1,
          "conditions": "VOUT = GND + 85 mV to DVDD – 85 mV",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC gain error 1 < G ≤ 32",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VOUT = GND + 85 mV to DVDD – 85 mV",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC gain error G ≥ 50",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VOUT = GND + 85 mV to DVDD – 85 mV",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC gain drift G = 1",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VOUT = GND + 85 mV to DVDD – 85 mV, TA = –40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC gain drift 1 < G ≤ 32",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "VOUT = GND + 85 mV to DVDD – 85 mV, TA = –40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC gain drift G ≥ 50",
          "symbol": "",
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          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "VOUT = GND + 85 mV to DVDD – 85 mV, TA = –40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "CAL2 DC gain error",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.02,
          "conditions": "Op Amp + Input = 0.9 VCAL, VREF = VCAL = AVDD/2, G = 1",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "CAL3 DC gain error",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.02,
          "conditions": "Op Amp + Input = 0.1 VCAL, VREF = VCAL = AVDD/2, G = 1",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input off-channel current",
          "symbol": "ILKG",
          "kind": "electrical",
          "unit": "nA",
          "min": -1,
          "typ": 0.05,
          "max": 1,
          "conditions": "VREF = GND, VOFF-CHANNEL = AVDD/2, VON-CHANNEL = AVDD/2 – 0.1 V; typ ±0.05",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output swing from rail, ±0.25 mA",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.05,
          "typ": null,
          "max": 0.05,
          "conditions": "IOUT = ±0.25 mA, AVDD ≥ DVDD; GND + 0.05 to DVDD – 0.05",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output swing from rail, ±5 mA",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.25,
          "typ": null,
          "max": 0.25,
          "conditions": "IOUT = ±5 mA, AVDD ≥ DVDD; GND + 0.25 to DVDD – 0.25",
          "source_page": 7,
          "source": "datasheet"
        },
        {
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