component
SN74LVC16646ADLR
Public Made by Adomby adom
Texas Instruments Latches, SSOP-56-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"description": "Direction control for the first 8-bit transceiver; determines which bus receives data when 1OE is low."
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{
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"description": "Clock for the first-channel A-to-B register; data is stored on the low-to-high transition."
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{
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"type": "input",
"description": "Select control for the first channel that multiplexes real-time and stored A data to the B bus."
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{
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"type": "power_in",
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{
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"description": "Supply voltage, 1.65 V to 3.6 V operating."
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{
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"description": "First-channel A-port data I/O 3, accepts inputs up to 5.5 V."
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{
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"description": "First-channel A-port data I/O 4, accepts inputs up to 5.5 V."
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{
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"description": "First-channel A-port data I/O 5, accepts inputs up to 5.5 V."
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"type": "power_in",
"description": "Ground."
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{
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"description": "First-channel A-port data I/O 6, accepts inputs up to 5.5 V."
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{
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"description": "First-channel A-port data I/O 7, accepts inputs up to 5.5 V."
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{
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"description": "First-channel A-port data I/O 8, accepts inputs up to 5.5 V."
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{
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"name": "2A1",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 1, accepts inputs up to 5.5 V."
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{
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"name": "2A2",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 2, accepts inputs up to 5.5 V."
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{
"number": "17",
"name": "2A3",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 3, accepts inputs up to 5.5 V."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground."
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{
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"type": "bidirectional",
"description": "Second-channel A-port data I/O 4, accepts inputs up to 5.5 V."
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{
"number": "20",
"name": "2A5",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 5, accepts inputs up to 5.5 V."
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{
"number": "21",
"name": "2A6",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 6, accepts inputs up to 5.5 V."
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{
"number": "22",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 1.65 V to 3.6 V operating."
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{
"number": "23",
"name": "2A7",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 7, accepts inputs up to 5.5 V."
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{
"number": "24",
"name": "2A8",
"type": "bidirectional",
"description": "Second-channel A-port data I/O 8, accepts inputs up to 5.5 V."
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{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Ground."
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{
"number": "26",
"name": "2SAB",
"type": "input",
"description": "Select control for the second channel that multiplexes real-time and stored A data to the B bus."
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{
"number": "27",
"name": "2CLKAB",
"type": "input",
"description": "Clock for the second-channel A-to-B register; data is stored on the low-to-high transition."
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{
"number": "28",
"name": "2DIR",
"type": "input",
"description": "Direction control for the second 8-bit transceiver; determines which bus receives data when 2OE is low."
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{
"number": "29",
"name": "2OE",
"type": "input",
"description": "Output enable for the second channel; high selects isolation mode, and it should be tied to VCC through a pullup resistor to ensure high impedance during power up or down."
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{
"number": "30",
"name": "2CLKBA",
"type": "input",
"description": "Clock for the second-channel B-to-A register; data is stored on the low-to-high transition."
},
{
"number": "31",
"name": "2SBA",
"type": "input",
"description": "Select control for the second channel that multiplexes real-time and stored B data to the A bus."
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{
"number": "32",
"name": "GND",
"type": "power_in",
"description": "Ground."
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{
"number": "33",
"name": "2B8",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 8, accepts inputs up to 5.5 V."
},
{
"number": "34",
"name": "2B7",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 7, accepts inputs up to 5.5 V."
},
{
"number": "35",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 1.65 V to 3.6 V operating."
},
{
"number": "36",
"name": "2B6",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 6, accepts inputs up to 5.5 V."
},
{
"number": "37",
"name": "2B5",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 5, accepts inputs up to 5.5 V."
},
{
"number": "38",
"name": "2B4",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 4, accepts inputs up to 5.5 V."
},
{
"number": "39",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "40",
"name": "2B3",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 3, accepts inputs up to 5.5 V."
},
{
"number": "41",
"name": "2B2",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 2, accepts inputs up to 5.5 V."
},
{
"number": "42",
"name": "2B1",
"type": "bidirectional",
"description": "Second-channel B-port data I/O 1, accepts inputs up to 5.5 V."
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{
"number": "43",
"name": "1B8",
"type": "bidirectional",
"description": "First-channel B-port data I/O 8, accepts inputs up to 5.5 V."
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{
"number": "44",
"name": "1B7",
"type": "bidirectional",
"description": "First-channel B-port data I/O 7, accepts inputs up to 5.5 V."
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{
"number": "45",
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{
"number": "46",
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"description": "Ground."
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{
"number": "49",
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"description": "First-channel B-port data I/O 3, accepts inputs up to 5.5 V."
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{
"number": "50",
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"description": "Supply voltage, 1.65 V to 3.6 V operating."
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"name": "1B2",
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{
"number": "54",
"name": "1SBA",
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"description": "Select control for the first channel that multiplexes real-time and stored B data to the A bus."
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{
"number": "55",
"name": "1CLKBA",
"type": "input",
"description": "Clock for the first-channel B-to-A register; data is stored on the low-to-high transition."
},
{
"number": "56",
"name": "1OE",
"type": "input",
"description": "Output enable for the first channel; high selects isolation mode, and it should be tied to VCC through a pullup resistor to ensure high impedance during power up or down."
}
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"Package": "SSOP-56-300mil",
"Category": "Logic ICs",
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{
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{
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