component
SN74ALVCH16825DL
Public Made by Adomby adom
Texas Instruments Buffers / Drivers, SSOP-56-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "sn74alvch16825dl",
"title": "SN74ALVCH16825DL",
"brief": "Texas Instruments Buffers / Drivers, SSOP-56-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"component": {
"mpn": "SN74ALVCH16825DL",
"manufacturer": "Texas Instruments",
"package": "SSOP-56-300mil",
"pin_count": 56,
"category": "Logic ICs",
"subcategory": "Buffers / Drivers",
"datasheet": "https://www.ti.com/lit/ds/symlink/sn74alvch16825dl.pdf",
"parts": {
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"lbr": "sn74alvch16825dl.lbr"
},
"distributor_links": {
"lcsc": "C1548514",
"digikey": "2156-SN74ALVCH16825DL-ND",
"mouser": "595-SN74ALVCH16825DL"
},
"distributor_check": {
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"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "2156-SN74ALVCH16825DL-ND",
"status": "found",
"lifecycle": "Active"
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},
"pins": [
{
"number": "1",
"name": "1OE1",
"type": "input",
"description": "Active-low output enable for the first 9-bit section (1Y1-1Y9); if this input is high, all nine 1Y outputs go to high impedance."
},
{
"number": "2",
"name": "1Y1",
"type": "tri_state",
"description": "3-state output of channel 1 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "3",
"name": "1Y2",
"type": "tri_state",
"description": "3-state output of channel 2 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "4",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "5",
"name": "1Y3",
"type": "tri_state",
"description": "3-state output of channel 3 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "6",
"name": "1Y4",
"type": "tri_state",
"description": "3-state output of channel 4 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "7",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; the device is designed for 1.65 V to 3.6 V VCC operation."
},
{
"number": "8",
"name": "1Y5",
"type": "tri_state",
"description": "3-state output of channel 5 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "9",
"name": "1Y6",
"type": "tri_state",
"description": "3-state output of channel 6 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "10",
"name": "1Y7",
"type": "tri_state",
"description": "3-state output of channel 7 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "12",
"name": "1Y8",
"type": "tri_state",
"description": "3-state output of channel 8 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "13",
"name": "1Y9",
"type": "tri_state",
"description": "3-state output of channel 9 in the first 9-bit section, high impedance when either 1OE1 or 1OE2 is high."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "16",
"name": "2Y1",
"type": "tri_state",
"description": "3-state output of channel 1 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "17",
"name": "2Y2",
"type": "tri_state",
"description": "3-state output of channel 2 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "19",
"name": "2Y3",
"type": "tri_state",
"description": "3-state output of channel 3 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "20",
"name": "2Y4",
"type": "tri_state",
"description": "3-state output of channel 4 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "21",
"name": "2Y5",
"type": "tri_state",
"description": "3-state output of channel 5 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "22",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; the device is designed for 1.65 V to 3.6 V VCC operation."
},
{
"number": "23",
"name": "2Y6",
"type": "tri_state",
"description": "3-state output of channel 6 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "24",
"name": "2Y7",
"type": "tri_state",
"description": "3-state output of channel 7 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "26",
"name": "2Y8",
"type": "tri_state",
"description": "3-state output of channel 8 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "27",
"name": "2Y9",
"type": "tri_state",
"description": "3-state output of channel 9 in the second 9-bit section, high impedance when either 2OE1 or 2OE2 is high."
},
{
"number": "28",
"name": "2OE1",
"type": "input",
"description": "Active-low output enable for the second 9-bit section (2Y1-2Y9); if this input is high, all nine 2Y outputs go to high impedance."
},
{
"number": "29",
"name": "2OE2",
"type": "input",
"description": "Active-low output enable for the second 9-bit section (2Y1-2Y9); if this input is high, all nine 2Y outputs go to high impedance."
},
{
"number": "30",
"name": "2A9",
"type": "input",
"description": "Data input for channel 9 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "31",
"name": "2A8",
"type": "input",
"description": "Data input for channel 8 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "32",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "33",
"name": "2A7",
"type": "input",
"description": "Data input for channel 7 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "34",
"name": "2A6",
"type": "input",
"description": "Data input for channel 6 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "35",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; the device is designed for 1.65 V to 3.6 V VCC operation."
},
{
"number": "36",
"name": "2A5",
"type": "input",
"description": "Data input for channel 5 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "37",
"name": "2A4",
"type": "input",
"description": "Data input for channel 4 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "38",
"name": "2A3",
"type": "input",
"description": "Data input for channel 3 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "39",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "40",
"name": "2A2",
"type": "input",
"description": "Data input for channel 2 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "41",
"name": "2A1",
"type": "input",
"description": "Data input for channel 1 of the second 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "42",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "43",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "44",
"name": "1A9",
"type": "input",
"description": "Data input for channel 9 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "45",
"name": "1A8",
"type": "input",
"description": "Data input for channel 8 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "46",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "47",
"name": "1A7",
"type": "input",
"description": "Data input for channel 7 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "48",
"name": "1A6",
"type": "input",
"description": "Data input for channel 6 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "49",
"name": "1A5",
"type": "input",
"description": "Data input for channel 5 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "50",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; the device is designed for 1.65 V to 3.6 V VCC operation."
},
{
"number": "51",
"name": "1A4",
"type": "input",
"description": "Data input for channel 4 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "52",
"name": "1A3",
"type": "input",
"description": "Data input for channel 3 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "53",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin."
},
{
"number": "54",
"name": "1A2",
"type": "input",
"description": "Data input for channel 2 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "55",
"name": "1A1",
"type": "input",
"description": "Data input for channel 1 of the first 9-bit section; bus hold holds unused or floating inputs at a valid logic level."
},
{
"number": "56",
"name": "1OE2",
"type": "input",
"description": "Active-low output enable for the first 9-bit section (1Y1-1Y9); if this input is high, all nine 1Y outputs go to high impedance."
}
],
"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 DL (SSOP-56) pin diagram is given in the datasheet as a text listing of names, not as a numbered; The logic symbol on page 2 labels pin 38 as '2A2' and pin 37 as '2A3', which conflicts with the pin ; The datasheet's pin diagram covers both the DGG (TSSOP) and DL (SSOP) packages with the same pinout."
],
"pages_sent": 18,
"cost_usd": 0.0949,
"at": "2026-10-30T22:58:58"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/sn74alvch16825dl.pdf",
"pages": 18,
"sha256": "d517cc195c706864",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 56,
"described": 56,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"footprint": "viewers/footprint.html"
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"sha256": "496b138c9bddb6111fccc97928b5e654846ac39b68862745293b24c720d158e5",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
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"sha256": "dc49ad1dc4cc8493b28aeea395f724119f9d9654e522d293ba6e3bf0ccce973e",
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},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "SSOP-56-300mil",
"Category": "Logic ICs",
"Pins": "56"
},
"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "Supply voltage",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 1.65,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 3,
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{
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"unit": "V",
"min": 1.7,
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"max": null,
"conditions": "VCC = 2.3 V to 2.7 V",
"source_page": 3,
"source": "datasheet"
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{
"name": "High-level input voltage",
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"kind": "recommended_operating",
"unit": "V",
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"conditions": "VCC = 2.7 V to 3.6 V",
"source_page": 3,
"source": "datasheet"
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{
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"kind": "recommended_operating",
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"min": null,
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"source_page": 3,
"source": "datasheet"
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{
"name": "Low-level input voltage",
"symbol": "VIL",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "VCC = 2.7 V to 3.6 V",
"source_page": 3,
"source": "datasheet"
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{
"name": "Input voltage",
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"min": 0,
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{
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{
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"min": -4,
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"max": null,
"conditions": "VCC = 1.65 V",
"source_page": 3,
"source": "datasheet"
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{
"name": "High-level output current",
"symbol": "IOH",
"kind": "recommended_operating",
"unit": "mA",
"min": -12,
"typ": null,
"max": null,
"conditions": "VCC = 2.3 V",
"source_page": 3,
"source": "datasheet"
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{
"name": "High-level output current",
"symbol": "IOH",
"kind": "recommended_operating",
"unit": "mA",
"min": -24,
"typ": null,
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"conditions": "VCC = 3 V",
"source_page": 3,
"source": "datasheet"
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{
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"unit": "mA",
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"typ": null,
"max": 4,
"conditions": "VCC = 1.65 V",
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{
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"min": null,
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"max": 24,
"conditions": "VCC = 3 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input transition rise or fall rate",
"symbol": "∆t/∆v",
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"unit": "ns/V",
"min": null,
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"source_page": 3,
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{
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"unit": "°C",
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{
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