component
SN74ABT5402ADWR
Public Made by Adomby adom
Texas Instruments Buffer/Driver/Transceiver, SOIC-28-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"slug": "sn74abt5402adwr",
"title": "SN74ABT5402ADWR",
"brief": "Texas Instruments Buffer/Driver/Transceiver, SOIC-28-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"manufacturer": "Texas Instruments",
"package": "SOIC-28-300mil",
"pin_count": 28,
"category": "Logic ICs",
"subcategory": "Buffer/Driver/Transceiver",
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"pins": [
{
"number": "1",
"name": "Y1",
"type": "tri_state",
"description": "Buffered 3-state output of channel 1, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
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{
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"name": "Y2",
"type": "tri_state",
"description": "Buffered 3-state output of channel 2, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
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{
"number": "3",
"name": "Y3",
"type": "tri_state",
"description": "Buffered 3-state output of channel 3, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "4",
"name": "Y4",
"type": "tri_state",
"description": "Buffered 3-state output of channel 4, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "5",
"name": "Y5",
"type": "tri_state",
"description": "Buffered 3-state output of channel 5, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
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{
"number": "6",
"name": "Y6",
"type": "tri_state",
"description": "Buffered 3-state output of channel 6, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "7",
"name": "GND",
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"description": "Ground reference for the device."
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{
"number": "8",
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"type": "tri_state",
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},
{
"number": "9",
"name": "Y8",
"type": "tri_state",
"description": "Buffered 3-state output of channel 8, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "10",
"name": "Y9",
"type": "tri_state",
"description": "Buffered 3-state output of channel 9, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "11",
"name": "Y10",
"type": "tri_state",
"description": "Buffered 3-state output of channel 10, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "12",
"name": "Y11",
"type": "tri_state",
"description": "Buffered 3-state output of channel 11, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "13",
"name": "Y12",
"type": "tri_state",
"description": "Buffered 3-state output of channel 12, designed to source or sink up to 12 mA with an internal 25-Ω series resistor."
},
{
"number": "14",
"name": "OE1",
"type": "input",
"description": "Active-low output enable; when OE1 or OE2 is high, all 12 outputs are placed in the high-impedance state, and OE should be pulled up to VCC through a resistor to ensure high impedance during power up/down."
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{
"number": "15",
"name": "OE2",
"type": "input",
"description": "Active-low output enable; when OE2 or OE1 is high, all 12 outputs are placed in the high-impedance state, and OE should be pulled up to VCC through a resistor to ensure high impedance during power up/down."
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{
"number": "16",
"name": "D12",
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"description": "Data input for channel 12, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
"number": "17",
"name": "D11",
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"description": "Data input for channel 11, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
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{
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"description": "Data input for channel 9, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
"number": "20",
"name": "D8",
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{
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"description": "Supply voltage, recommended 4.5 V to 5.5 V."
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{
"number": "22",
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},
{
"number": "23",
"name": "D6",
"type": "input",
"description": "Data input for channel 6, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
"number": "24",
"name": "D5",
"type": "input",
"description": "Data input for channel 5, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
"number": "25",
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"description": "Data input for channel 4, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
"number": "26",
"name": "D3",
"type": "input",
"description": "Data input for channel 3, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
"number": "27",
"name": "D2",
"type": "input",
"description": "Data input for channel 2, with input voltage range 0 to VCC; unused inputs must be held high or low."
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{
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"name": "D1",
"type": "input",
"description": "Data input for channel 1, with input voltage range 0 to VCC; unused inputs must be held high or low."
}
],
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],
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"cost_usd": 0.0651,
"at": "2026-10-31T00:43:54"
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],
"package_dims": {
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"source": "TI package designator DW (no drawing in the datasheet)",
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "SOIC-28-300mil",
"Category": "Logic ICs",
"Pins": "28"
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"characteristics": {
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"source": "datasheet",
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{
"name": "Supply voltage",
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"kind": "recommended_operating",
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"min": 4.5,
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{
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"min": -12,
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{
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{
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"unit": "ns/V",
"min": null,
"typ": null,
"max": 10,
"conditions": "Outputs enabled",
"source_page": 3,
"source": "datasheet"
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{
"name": "Operating free-air temperature",
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"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 3,
"source": "datasheet"
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{
"name": "Supply voltage range",
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"unit": "V",
"min": -0.5,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 2,
"source": "datasheet"
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{
"name": "Input voltage range",
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"kind": "absolute_maximum",
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"min": -0.5,
"typ": null,
"max": 7,
"conditions": "See Note 1",
"source_page": 2,
"source": "datasheet"
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{
"name": "Voltage range applied to any output in the high or power-off state",
"symbol": "VO",
"kind": "absolute_maximum",
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"min": -0.5,
"typ": null,
"max": 5.5,
"conditions": "High or power-off state",
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{
"name": "Current into any output in the low state",
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"kind": "absolute_maximum",
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"min": null,
"typ": null,
"max": 30,
"conditions": "Low state",
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"source": "datasheet"
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{
"name": "Input clamp current",
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"kind": "absolute_maximum",
"unit": "mA",
"min": -18,
"typ": null,
"max": null,
"conditions": "VI < 0",
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{
"name": "Output clamp current",
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{
"name": "Package thermal impedance, DW package",
"symbol": "θJA",
"kind": "thermal",
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"max": null,
"conditions": "DW package, see Note 2",
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{
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"kind": "absolute_maximum",
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"min": -65,
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{
"name": "Input clamp voltage",
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"typ": null,
"max": -1.2,
"conditions": "VCC = 4.5 V, II = –18 mA",
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{
"name": "High-level output voltage",
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"conditions": "VCC = 4.5 V, IOH = –1 mA",
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{
"name": "High-level output voltage",
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"source": "datasheet"
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{
"name": "High-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 2.6,
"typ": null,
"max": null,
"conditions": "VCC = 4.5 V, IOH = –12 mA",
"source_page": 3,
"source": "datasheet"
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{
"name": "Low-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
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"max": 0.65,
"conditions": "VCC = 4.5 V, IOL = 8 mA",
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{
"name": "Input current",
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"kind": "electrical",
"unit": "µA",
"min": -1,
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"max": 1,
"conditions": "VCC = 5.5 V, VI = VCC or GND",
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{
"name": "Off-state output current, high-level voltage applied",
"symbol": "IOZH",
"kind": "electrical",
"unit": "µA",
"min": null,
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"conditions": "VCC = 5.5 V, VO = 2.7 V",
"source_page": 3,
"source": "datasheet"
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{
"name": "Off-state output current, low-level voltage applied",
"symbol": "IOZL",
"kind": "electrical",
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"min": -10,
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"max": null,
"conditions": "VCC = 5.5 V, VO = 0.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input/output power-off leakage current",
"symbol": "Ioff",
"kind": "electrical",
"unit": "µA",
"min": -100,
"typ": null,
"max": 100,
"conditions": "VCC = 0, VI or VO ≤ 4.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output high leakage current",
"symbol": "ICEX",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 50,
"conditions": "VCC = 5.5 V, VO = 5.5 V, outputs high",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output current",
"symbol": "IO",
"kind": "electrical",
"unit": "mA",
"min": -25,
"typ": -45,
"max": -100,
"conditions": "VCC = 5.5 V, VO = 2.5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Short-circuit output current",
"symbol": "IOS",
"kind": "electrical",
"unit": "mA",
"min": -50,
"typ": -200,
"max": -200,
"conditions": "VCC = 5.5 V, VO = 0",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply current, outputs high",
"symbol": "ICC",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 5,
"max": 50,
"conditions": "VCC = 5.5 V, IO = 0, VI = VCC or GND, outputs high",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply current, outputs low",
"symbol": "ICC",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 39,
"max": 48,
"conditions": "VCC = 5.5 V, IO = 0, VI = VCC or GND, outputs low",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply current, outputs disabled",
"symbol": "ICC",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 1,
"max": 50,
"conditions": "VCC = 5.5 V, IO = 0, VI = VCC or GND, outputs disabled",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Increase in supply current per data input, outputs enabled",
"symbol": "ΔICC",
"kind": "electrical",
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"min": null,
"typ": null,
"max": 1.5,
"conditions": "VCC = 5.5 V, one data input at 3.4 V, other inputs at VCC or GND, outputs enabled",
"source_page": 3,
"source": "datasheet"
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{
"name": "Increase in supply current per data input, outputs disabled",
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"typ": null,
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"conditions": "VCC = 5.5 V, one data input at 3.4 V, other inputs at VCC or GND, outputs disabled",
"source_page": 3,
"source": "datasheet"
},
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