TL852CN

{
  "slug": "tl852cn",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RF Misc ICs and Modules, PDIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "radio frequency chip-antenna",
    "tl852cn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tl852cn.kicad_sym",
    "tl852cn.kicad_mod",
    "tl852cn.glb",
    "tl852cn.step",
    "tl852cn.lbr",
    "docs/hero.png",
    "docs/tl852cn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tl852cn-hero.glb",
    "tl852cn-hero.overlay.json",
    "tl852cn-etched.glb"
  ],
  "component": {
    "mpn": "TL852CN",
    "manufacturer": "Texas Instruments",
    "package": "PDIP-16",
    "pin_count": 16,
    "category": "Radio Frequency Chip/Antenna",
    "subcategory": "RF Misc ICs and Modules",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tl852",
    "parts": {
      "symbol": "tl852cn.kicad_sym",
      "footprint": "tl852cn.kicad_mod",
      "model_3d": "tl852cn-hero.glb",
      "model_3d_plain": "tl852cn-etched.glb",
      "model_3d_step": "tl852cn-etched.step",
      "model_3d_step_plain": "tl852cn.step",
      "lbr": "tl852cn.lbr"
    },
    "distributor_links": {
      "lcsc": "C2860118",
      "digikey": "2156-TL852CN-ND",
      "mouser": "595-TL852CN"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T00:08:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-TL852CN-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TL852CN",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "G1IN",
        "type": "input",
        "description": "First-stage amplifier input; gain is set by a resistor from G1IN to GADJ, and a 5-kΩ resistor from G1IN to XIN is recommended to dampen transducer ringing."
      },
      {
        "number": "2",
        "name": "XIN",
        "type": "bidirectional",
        "description": "Transducer connection providing clamping for the transformer secondary used for transmit drive, with input clamp of 2.5 V at 40 mA and −1.5 V at −40 mA and ±60 mA maximum input current (50% duty cycle)."
      },
      {
        "number": "3",
        "name": "GADJ",
        "type": "passive",
        "description": "Gain adjust node; overall amplifier gain is set with a resistor between G1IN and GADJ."
      },
      {
        "number": "4",
        "name": "LC",
        "type": "passive",
        "description": "Connection for an external parallel inductor-capacitor to VCC that sets amplifier gain and Q, tuned at the operating frequency of 20 kHz to 90 kHz."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin, recommended operating range 4.5 V to 6.8 V."
      },
      {
        "number": "6",
        "name": "G1OUT",
        "type": "output",
        "description": "First-stage amplifier output, AC coupled to G2IN with a 0.01-µF capacitor for proper biasing."
      },
      {
        "number": "7",
        "name": "G2IN",
        "type": "input",
        "description": "Second-stage amplifier input, AC coupled from G1OUT with a 0.01-µF capacitor."
      },
      {
        "number": "8",
        "name": "BIAS",
        "type": "passive",
        "description": "Internal bias reference connection requiring an external 68-kΩ ±5% resistor to GND (64 kΩ to 72 kΩ allowed)."
      },
      {
        "number": "9",
        "name": "REC",
        "type": "output",
        "description": "Receive output, held low by an internal 1-µA current source and charged by a 50-µA source on received signal, with a 1000-pF capacitor to GND required."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "11",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "12",
        "name": "GCC",
        "type": "input",
        "description": "TTL-compatible digital gain control input C (VIH min 2.1 V, VIL max 0.6 V) that must be driven synchronously with GCA, GCB and GCD within 0.1 µs."
      },
      {
        "number": "13",
        "name": "GCB",
        "type": "input",
        "description": "TTL-compatible digital gain control input B (VIH min 2.1 V, VIL max 0.6 V) that must be driven synchronously with GCA, GCC and GCD within 0.1 µs."
      },
      {
        "number": "14",
        "name": "GCA",
        "type": "input",
        "description": "TTL-compatible digital gain control input A (VIH min 2.1 V, VIL max 0.6 V) that must be driven synchronously with GCB, GCC and GCD within 0.1 µs."
      },
      {
        "number": "15",
        "name": "GCD",
        "type": "input",
        "description": "TTL-compatible digital gain control input D (VIH min 2.1 V, VIL max 0.6 V) that must be driven synchronously with GCA, GCB and GCC within 0.1 µs."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference; the BIAS resistor and REC capacitor return here."
      }
    ],
    "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 pin numbers come from the top-view pinout diagram on page 1 (left column 1-8, right column 16-9 ; Pins 14 and 15 are listed as NC in the pinout, and the schematic marks two NC pins. Both are typed u; The datasheet gives no explicit pin-level electrical limits for G1OUT, G2IN, or REC beyond the stage"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0528,
        "at": "2026-10-31T00:08:33"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tl852",
        "pages": 12,
        "sha256": "d888ff4dd9b571cf",
        "source_tier": "mfr"
      },
      "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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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-31",
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        "sha256": "0c46f6fd1832a6c92d803a2923ac423f3e6e987b6d020a4b0bdb8d7e4cd6506a",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}