SN65HVD64RGTR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn65hvd64rgtr",
  "title": "SN65HVD64RGTR",
  "brief": "Texas Instruments RS-485/RS-422 ICs, VQFN-16-EP(3x3). 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",
    "communication interface chip-uart-485-232",
    "sn65hvd64rgtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN65HVD64RGTR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "RS-485/RS-422 ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn65hvd64.pdf",
    "parts": {
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      "footprint": "sn65hvd64rgtr.kicad_mod",
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      "lbr": "sn65hvd64rgtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2861225",
      "digikey": "296-SN65HVD64RGTR-ND",
      "mouser": "595-SN65HVD64RGTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:46:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-SN65HVD64RGTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN65HVD64RGTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SYNCOUT",
        "type": "output",
        "description": "Open-drain output that synchronizes other devices to the 4x-carrier oscillator at XTAL1 and XTAL2, used with a 1-kΩ pullup resistor to VCC."
      },
      {
        "number": "2",
        "name": "TXIN",
        "type": "input",
        "description": "Digital data bit stream input to the driver, with a high-level input of 70% VL minimum and a low-level input of 30% VL maximum."
      },
      {
        "number": "3",
        "name": "VL",
        "type": "power_in",
        "description": "Logic supply voltage for the device, specified from 1.6 V to 5.5 V."
      },
      {
        "number": "4",
        "name": "RXOUT",
        "type": "output",
        "description": "Digital data bit stream output from the receiver."
      },
      {
        "number": "5",
        "name": "DIR",
        "type": "output",
        "description": "Direction control output signal for RS-485 bus arbitration, with its duration set by DIRSET1 and DIRSET2."
      },
      {
        "number": "6",
        "name": "DIRSET2",
        "type": "input",
        "description": "Together with DIRSET1 sets the DIR duration: L:L is 9.6 kbps, L:H is 38.4 kbps, H:L is 115 kbps, and H:H is standby mode, with input levels of 70% VL minimum for high and 30% VL maximum for low."
      },
      {
        "number": "7",
        "name": "DIRSET1",
        "type": "input",
        "description": "Together with DIRSET2 sets the DIR duration: L:L is 9.6 kbps, L:H is 38.4 kbps, H:L is 115 kbps, and H:H is standby mode, with input levels of 70% VL minimum for high and 30% VL maximum for low."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for the device."
      },
      {
        "number": "9",
        "name": "RES",
        "type": "input",
        "description": "Input voltage that adjusts driver output power, set by external resistors from BIAS to RES and RES to GND, with VRES limited to 0.7 V to 1.5 V."
      },
      {
        "number": "10",
        "name": "BIAS",
        "type": "output",
        "description": "Bias voltage output for setting driver output power through external resistors, with R1 of 4.1 kΩ between BIAS and RES and a 1-µF capacitor to GND."
      },
      {
        "number": "11",
        "name": "RXIN",
        "type": "input",
        "description": "Modulated input signal to the receiver, with an input amplitude of 1.12 Vpp at RXIN."
      },
      {
        "number": "12",
        "name": "TXOUT",
        "type": "output",
        "description": "Modulated output signal from the driver, loaded with 50 Ω between TXOUT and RXIN."
      },
      {
        "number": "13",
        "name": "VCC",
        "type": "power_in",
        "description": "Analog supply voltage for the device, specified from 3 V to 5.5 V."
      },
      {
        "number": "14",
        "name": "XTAL1",
        "type": "bidirectional",
        "description": "Crystal oscillator I/O pin; connect a 4 × fC crystal between XTAL1 and XTAL2, or drive XTAL1 with an 8.704-MHz clock while XTAL2 is connected to GND."
      },
      {
        "number": "15",
        "name": "XTAL2",
        "type": "bidirectional",
        "description": "Crystal oscillator I/O pin; connect a 4 × fC crystal between XTAL1 and XTAL2, or connect XTAL2 to GND when XTAL1 is driven by an 8.704-MHz clock."
      },
      {
        "number": "16",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for the device."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: Table 5-1 leaves the type column for DIRSET1 and DIRSET2 unreadable. They are typed as input here be; Table 5-1 lists RES as type P (power), but the datasheet describes it as an input voltage that sets ; The exposed pad is listed in Table 5-1 without a pin number, so it is given as EP and not as a numbe",
          "1/17 pins cited to the wrong page (name found elsewhere): ['14:XTAL1@p3']",
          "1/17 pin names appear NOWHERE in the datasheet text: ['15:XTAL2@p3']"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0187,
        "at": "2026-10-28T16:46:49"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn65hvd64.pdf",
        "pages": 30,
        "sha256": "69d4256f4a9003ca",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn65hvd64rgtr-etched.step",
        "role": "eda",
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        "sha256": "9c5f760f6320cfa7f61ab8b935aea92e576206645bbbb9057f482b307dfa3ed2",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-16-EP(3x3)",
      "Category": "Communication Interface Chip/UART/485/232",
      "Pins": "17"
    }
  },
  "variants": [],
  "sections": [
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    "readme",
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  "discovery_triggers": [
    "sn65hvd64rgtr"
  ],
  "discovery_pitch": "SN65HVD64RGTR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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