AD7658YSTZ-1

{
  "slug": "ad7658ystz-1",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Analog To Digital Converters (ADCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "data converters",
    "ad7658ystz-1",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "AD7658YSTZ-1",
    "manufacturer": "Analog Devices",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Data Converters",
    "subcategory": "Analog To Digital Converters (ADCs)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/AD7656-1_7657-1_7658-1.pdf",
    "parts": {
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      "model_3d_step": "ad7658ystz-1-etched.step",
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      "lbr": "ad7658ystz-1.lbr"
    },
    "distributor_links": {
      "lcsc": "C651348",
      "digikey": "AD7658YSTZ-1-ND",
      "mouser": "584-AD7658YSTZ-1"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T15:49:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AD7658YSTZ-1-ND",
        "status": "found"
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      "mouser": {
        "pn": "584-AD7658YSTZ-1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DB14/REFBUFEN/DIS",
        "type": "bidirectional",
        "description": "Parallel data bit 14 in parallel mode; in serial mode it enables or disables the internal reference buffers."
      },
      {
        "number": "2",
        "name": "DB13",
        "type": "bidirectional",
        "description": "Parallel data bit 13 used to output the conversion result or write the control register; tie to DGND in serial mode."
      },
      {
        "number": "3",
        "name": "DB12",
        "type": "bidirectional",
        "description": "Parallel data bit 12 used to output the conversion result or write the control register; tie to DGND in serial mode."
      },
      {
        "number": "4",
        "name": "DB11",
        "type": "tri_state",
        "description": "Parallel data bit 11 three-state output; tie to DGND when the serial interface is selected."
      },
      {
        "number": "5",
        "name": "DB10/DOUT C",
        "type": "tri_state",
        "description": "Parallel data bit 10 in parallel mode; serial data output C for serial mode when SEL C = 1."
      },
      {
        "number": "6",
        "name": "DB9/DOUT B",
        "type": "tri_state",
        "description": "Parallel data bit 9 in parallel mode; serial data output B for serial mode when SEL B = 1."
      },
      {
        "number": "7",
        "name": "DB8/DOUT A",
        "type": "tri_state",
        "description": "Parallel data bit 8 in parallel mode; serial data output A for serial mode when SEL A = 1."
      },
      {
        "number": "8",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground reference for all digital circuitry; must be within 0.3 V of AGND even on a transient basis."
      },
      {
        "number": "9",
        "name": "VDRIVE",
        "type": "power_in",
        "description": "Logic power supply input that sets the operating voltage of the interface, nominally the host interface supply, specified 2.7 V to 5.25 V."
      },
      {
        "number": "10",
        "name": "DB7/HBEN/DCEN",
        "type": "bidirectional",
        "description": "Parallel data bit 7 in word mode, HBEN in byte mode, and DCEN enabling daisy-chain mode in serial mode; tie to DGND when not used in daisy-chain."
      },
      {
        "number": "11",
        "name": "DB6/SCLK",
        "type": "input",
        "description": "Parallel data bit 6 in parallel mode; serial read clock input SCLK in serial mode."
      },
      {
        "number": "12",
        "name": "DB5/DCIN A",
        "type": "input",
        "description": "Parallel data bit 5 in parallel mode; daisy-chain input A when SER/PAR SEL = 1 and DCEN = 1, otherwise tie to DGND."
      },
      {
        "number": "13",
        "name": "DB4/DCIN B",
        "type": "input",
        "description": "Parallel data bit 4 in parallel mode; daisy-chain input B when SER/PAR SEL = 1 and DCEN = 1, otherwise tie to DGND."
      },
      {
        "number": "14",
        "name": "DB3/DCIN C",
        "type": "input",
        "description": "Parallel data bit 3 in parallel mode; daisy-chain input C when SER/PAR SEL = 1 and DCEN = 1, otherwise tie to DGND."
      },
      {
        "number": "15",
        "name": "DB2/SEL C",
        "type": "bidirectional",
        "description": "Parallel data bit 2 in parallel mode; SEL C serial interface configuration input in serial mode, enabling DOUT C when set to 1."
      },
      {
        "number": "16",
        "name": "DB1/SEL B",
        "type": "bidirectional",
        "description": "Parallel data bit 1 in parallel mode; SEL B serial interface configuration input in serial mode, enabling DOUT B when set to 1."
      },
      {
        "number": "17",
        "name": "DB0/SEL A",
        "type": "bidirectional",
        "description": "Parallel data bit 0 in parallel mode; SEL A serial interface configuration input in serial mode, always set to 1 in serial mode."
      },
      {
        "number": "18",
        "name": "BUSY",
        "type": "output",
        "description": "Goes high when a conversion starts and stays high until conversion data is latched; CONVST edges are ignored while high."
      },
      {
        "number": "19",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select that frames parallel reads and writes or the serial read transfer."
      },
      {
        "number": "20",
        "name": "RD",
        "type": "input",
        "description": "Active-low read strobe that enables the parallel output bus when CS is also low; held low in serial mode."
      },
      {
        "number": "21",
        "name": "CONVST C",
        "type": "input",
        "description": "Conversion start input that initiates simultaneous conversions on V5 and V6 on a low-to-high edge."
      },
      {
        "number": "22",
        "name": "CONVST B",
        "type": "input",
        "description": "Conversion start input that initiates simultaneous conversions on V3 and V4 on a low-to-high edge."
      },
      {
        "number": "23",
        "name": "CONVST A",
        "type": "input",
        "description": "Conversion start input that initiates simultaneous conversions on V1 and V2 on a low-to-high edge."
      },
      {
        "number": "24",
        "name": "STBY",
        "type": "input",
        "description": "Standby mode input that places all six ADCs into standby when low and is high for normal operation."
      },
      {
        "number": "25",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground reference for all digital circuitry; connect to the DGND plane and keep within 0.3 V of AGND."
      },
      {
        "number": "26",
        "name": "DVCC",
        "type": "power_in",
        "description": "Digital power supply specified at 4.75 V to 5.25 V; decouple to DGND with a 1 µF capacitor and keep within 0.3 V of AVCC."
      },
      {
        "number": "27",
        "name": "RANGE",
        "type": "input",
        "description": "Hardware input range select sampled at the falling edge of BUSY: logic 1 selects ±2 × VREF and logic 0 selects ±4 × VREF."
      },
      {
        "number": "28",
        "name": "RESET",
        "type": "input",
        "description": "Active-high reset that requires a pulse after power-up, typically 100 ns wide."
      },
      {
        "number": "29",
        "name": "W/B",
        "type": "input",
        "description": "Word/byte select: logic low selects 16-bit word transfers on DB[15:0] and logic high selects byte mode; tie to DGND in serial mode."
      },
      {
        "number": "30",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative analog input supply, −10 V to −16.5 V for the ±4 × VREF range or −5 V to −16.5 V for the ±2 × VREF range."
      },
      {
        "number": "31",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive analog input supply, 10 V to 16.5 V for the ±4 × VREF range or 5 V to 16.5 V for the ±2 × VREF range."
      },
      {
        "number": "32",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "33",
        "name": "V1",
        "type": "passive",
        "description": "Single-ended analog input channel 1 with range set by RANGE pin in hardware mode or RNGA bits in software mode."
      },
      {
        "number": "34",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "35",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "36",
        "name": "V2",
        "type": "passive",
        "description": "Single-ended analog input channel 2 with range set by RANGE pin in hardware mode or RNGB bits in software mode."
      },
      {
        "number": "37",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "38",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "39",
        "name": "V3",
        "type": "passive",
        "description": "Single-ended analog input channel 3 with range set by RANGE pin in hardware mode or RNGA bits in software mode."
      },
      {
        "number": "40",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "41",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "42",
        "name": "V4",
        "type": "passive",
        "description": "Single-ended analog input channel 4 with range set by RANGE pin in hardware mode or RNGB bits in software mode."
      },
      {
        "number": "43",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "44",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "45",
        "name": "V5",
        "type": "passive",
        "description": "Single-ended analog input channel 5 with range set by RANGE pin in hardware mode or RNGC bits in software mode."
      },
      {
        "number": "46",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "47",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "48",
        "name": "V6",
        "type": "passive",
        "description": "Single-ended analog input channel 6 with range set by RANGE pin in hardware mode or RNGC bits in software mode."
      },
      {
        "number": "49",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "50",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "51",
        "name": "REFIN/REFOUT",
        "type": "passive",
        "description": "On-chip 2.5 V reference output, or external reference input when the internal reference is disabled; decouple with at least 1 µF when enabled."
      },
      {
        "number": "52",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "53",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "54",
        "name": "REFCAPA",
        "type": "passive",
        "description": "Reference buffer decoupling pin for ADC pair A; decouple to AGND with a 1 µF capacitor."
      },
      {
        "number": "55",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "56",
        "name": "REFCAPB",
        "type": "passive",
        "description": "Reference buffer decoupling pin for ADC pair B; decouple to AGND with a 1 µF capacitor."
      },
      {
        "number": "57",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "58",
        "name": "REFCAPC",
        "type": "passive",
        "description": "Reference buffer decoupling pin for ADC pair C; decouple to AGND with a 1 µF capacitor."
      },
      {
        "number": "59",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground reference for all analog circuitry; refer all analog inputs and external references to this pin."
      },
      {
        "number": "60",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply for the ADC cores, specified at 4.75 V to 5.25 V and kept within 0.3 V of DVCC."
      },
      {
        "number": "61",
        "name": "SER/PAR SEL",
        "type": "input",
        "description": "Selects the parallel interface when low and the serial interface when high."
      },
      {
        "number": "62",
        "name": "H/S SEL",
        "type": "input",
        "description": "Hardware/software select: logic 0 selects hardware mode with CONVST-selected pairs and logic 1 selects software mode via the control register."
      },
      {
        "number": "63",
        "name": "WR/REFEN/DIS",
        "type": "input",
        "description": "Write strobe for the control register when H/S SEL is high; enables or disables the internal reference when H/S SEL is low."
      },
      {
        "number": "64",
        "name": "DB15",
        "type": "bidirectional",
        "description": "Parallel data bit 15 used to output the conversion result or write the control register; tie to DGND in serial mode."
      }
    ],
    "provenance": {
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        "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: Pin numbers and names were taken from Table 7 (pages 11-13) because the Figure 3 pin-map text extrac"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0517,
        "at": "2026-10-28T15:49:04"
      },
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        "pages": 32,
        "sha256": "6ed754dce830790a",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
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        "refuses_to_fabricate": true
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