component
SN74ALVC244DGVR
Public Made by Adomby adom
Texas Instruments Buffers, Drivers, Receivers, Transceivers, TVSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"version": "0.1.0",
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"description": "Texas Instruments Buffers, Drivers, Receivers, Transceivers, TVSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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],
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"component": {
"mpn": "SN74ALVC244DGVR",
"manufacturer": "Texas Instruments",
"package": "TVSOP-20",
"pin_count": 20,
"category": "Logic",
"subcategory": "Buffers, Drivers, Receivers, Transceivers",
"datasheet": "https://www.ti.com/lit/ds/symlink/sn74alvc244dgvr.pdf",
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"lbr": "sn74alvc244dgvr.lbr"
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"distributor_links": {
"lcsc": "C2871473",
"digikey": "296-12862-2-ND",
"mouser": "595-SN74ALVC244DGVR"
},
"distributor_check": {
"checked_at": "2026-10-18T06:40:35Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-12862-2-ND",
"status": "found"
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"pn": "595-SN74ALVC244DGVR",
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},
"pins": [
{
"number": "1",
"name": "1OE",
"type": "input",
"description": "Active-low output enable for the first 4-bit buffer; when OE is high, outputs 1Y1 to 1Y4 are in the high-impedance state, and OE should be tied to VCC through a pullup resistor to keep outputs high-Z during power up or down."
},
{
"number": "2",
"name": "1A1",
"type": "input",
"description": "Data input for channel 1 of the first buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "3",
"name": "2Y4",
"type": "tri_state",
"description": "Three-state output 4 of the second buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "4",
"name": "1A2",
"type": "input",
"description": "Data input for channel 2 of the first buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "5",
"name": "2Y3",
"type": "tri_state",
"description": "Three-state output 3 of the second buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "6",
"name": "1A3",
"type": "input",
"description": "Data input for channel 3 of the first buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "7",
"name": "2Y2",
"type": "tri_state",
"description": "Three-state output 2 of the second buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "8",
"name": "1A4",
"type": "input",
"description": "Data input for channel 4 of the first buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "9",
"name": "2Y1",
"type": "tri_state",
"description": "Three-state output 1 of the second buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground reference (0 V) for the device."
},
{
"number": "11",
"name": "2A1",
"type": "input",
"description": "Data input for channel 1 of the second buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "12",
"name": "1Y4",
"type": "tri_state",
"description": "Three-state output 4 of the first buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "13",
"name": "2A2",
"type": "input",
"description": "Data input for channel 2 of the second buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "14",
"name": "1Y3",
"type": "tri_state",
"description": "Three-state output 3 of the first buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "15",
"name": "2A3",
"type": "input",
"description": "Data input for channel 3 of the second buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "16",
"name": "1Y2",
"type": "tri_state",
"description": "Three-state output 2 of the first buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "17",
"name": "2A4",
"type": "input",
"description": "Data input for channel 4 of the second buffer, with a recommended input voltage range of 0 V to 3.6 V."
},
{
"number": "18",
"name": "1Y1",
"type": "tri_state",
"description": "Three-state output 1 of the first buffer, rated for -24 mA IOH and 24 mA IOL at VCC = 3 V."
},
{
"number": "19",
"name": "2OE",
"type": "input",
"description": "Active-low output enable for the second 4-bit buffer; when OE is high, outputs 2Y1 to 2Y4 are in the high-impedance state."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, recommended operating range 1.65 V to 3.6 V."
}
],
"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 DGV pin table on page 1 is a shared top-view diagram for the DGV, DW, NS and PW packages and the"
],
"pages_sent": 23,
"cost_usd": 0.0788,
"at": "2026-10-18T06:37:19"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/sn74alvc244dgvr.pdf",
"pages": 23,
"sha256": "cb1b7c459f06040e",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
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"refuses_to_fabricate": true
}
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},
{
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