AM26LS32ACDR

{
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  "type": "component",
  "slug": "am26ls32acdr",
  "title": "AM26LS32ACDR",
  "brief": "Texas Instruments RS-485 / RS-422 ICs, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "interface",
    "am26ls32acdr"
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  "component": {
    "mpn": "AM26LS32ACDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/am26ls32ac.pdf",
    "parts": {
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      "lbr": "am26ls32acdr.lbr"
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    "distributor_links": {
      "lcsc": "C6180"
    },
    "pins": [
      {
        "number": "1",
        "name": "1B",
        "type": "input",
        "description": "Receiver 1 differential input (inverting). RS-422/RS-485 input with 12 kΩ (min) impedance and ±7 V common-mode range; ±200 mV differential sensitivity with ~50 mV typical hysteresis."
      },
      {
        "number": "2",
        "name": "1A",
        "type": "input",
        "description": "Receiver 1 differential input (noninverting). RS-422/RS-485 input with 12 kΩ (min) impedance and ±7 V common-mode range; ±200 mV differential sensitivity."
      },
      {
        "number": "3",
        "name": "1Y",
        "type": "tri_state",
        "description": "Receiver 1 logic-level 3-state output. High when 1A − 1B > +200 mV (or inputs open, fail-safe); high-impedance when disabled by the G/G-bar enables."
      },
      {
        "number": "4",
        "name": "G",
        "type": "input",
        "description": "Active-high output enable, common to all four receivers. Outputs 1Y-4Y are enabled when G is high AND G-bar (pin 12) is low; otherwise outputs are high-impedance."
      },
      {
        "number": "5",
        "name": "2Y",
        "type": "tri_state",
        "description": "Receiver 2 logic-level 3-state output. High when 2A − 2B > +200 mV (or inputs open); high-impedance when disabled."
      },
      {
        "number": "6",
        "name": "2A",
        "type": "input",
        "description": "Receiver 2 differential input (noninverting). RS-422/RS-485 input."
      },
      {
        "number": "7",
        "name": "2B",
        "type": "input",
        "description": "Receiver 2 differential input (inverting). RS-422/RS-485 input."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference. Return for VCC and all logic levels."
      },
      {
        "number": "9",
        "name": "3B",
        "type": "input",
        "description": "Receiver 3 differential input (inverting). RS-422/RS-485 input."
      },
      {
        "number": "10",
        "name": "3A",
        "type": "input",
        "description": "Receiver 3 differential input (noninverting). RS-422/RS-485 input."
      },
      {
        "number": "11",
        "name": "3Y",
        "type": "tri_state",
        "description": "Receiver 3 logic-level 3-state output. High when 3A − 3B > +200 mV (or inputs open); high-impedance when disabled."
      },
      {
        "number": "12",
        "name": "~G",
        "type": "input",
        "description": "Active-low output enable (shown with overbar in the datasheet), common to all four receivers. Outputs are enabled when this pin is low AND G (pin 4) is high; otherwise outputs are high-impedance."
      },
      {
        "number": "13",
        "name": "4Y",
        "type": "tri_state",
        "description": "Receiver 4 logic-level 3-state output. High when 4A − 4B > +200 mV (or inputs open); high-impedance when disabled."
      },
      {
        "number": "14",
        "name": "4A",
        "type": "input",
        "description": "Receiver 4 differential input (noninverting). RS-422/RS-485 input."
      },
      {
        "number": "15",
        "name": "4B",
        "type": "input",
        "description": "Receiver 4 differential input (inverting). RS-422/RS-485 input."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Single 5-V supply input (recommended 4.75-5.25 V). Bypass locally to GND with a 0.1 µF ceramic capacitor."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/am26ls32ac.pdf",
        "pages": 35,
        "sha256": "129c945e2b2c2a5c",
        "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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    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -4.445
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-16_3.9x9.9mm_P1.27mm@sha256:f9b5075740f7816c",
      "mark": "drawn"
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
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        "sha256": "2b7e03fc08e3d48b09a1b574743e4af3ffe485d45998bf30af7b48283503fd2b",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16",
      "Category": "Interface",
      "Pins": "16"
    }
  },
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "AM26LS32ACDR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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  "updated_at": "2026-09-24T16:17:48.986Z"
}