component
TMS3705FDRQ1
Public Made by Adomby adom
Texas Instruments RFID ICs, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"digikey": "296-TMS3705FDRQ1TR-ND",
"mouser": "595-TMS3705FDRQ1"
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"pins": [
{
"number": "1",
"name": "SENSE",
"type": "input",
"description": "Input of the RF amplifier; the analog voltage must stay within -0.3 V to VDD + 0.3 V and the input current within ±5 mA."
},
{
"number": "2",
"name": "SFB",
"type": "output",
"description": "Output of the RF amplifier; input current in case of overvoltage is limited to ±5 mA."
},
{
"number": "3",
"name": "D_TST",
"type": "output",
"description": "Test output for digital signals; voltage must stay within -0.3 V to VDD + 0.3 V, overload clamping current within ±5 mA, and output current within -1 mA (IOH) to 1 mA (IOL)."
},
{
"number": "4",
"name": "A_TST",
"type": "output",
"description": "Test output for analog signals; voltage must stay within -0.3 V to VDD + 0.3 V and input current within ±5 mA."
},
{
"number": "5",
"name": "ANT1",
"type": "output",
"description": "Antenna output 1 (driver output); output voltage must stay within -0.3 V to VDD + 0.3 V and output peak current is limited to ±1.1 A."
},
{
"number": "6",
"name": "VSSA",
"type": "power_in",
"description": "Ground for the full bridge drivers; supply pins VDD, VSS/VSSB, VDDA and VSSA have a recommended range of 4.5 to 5.5 V (5 V nominal) and an absolute maximum of 7 V."
},
{
"number": "7",
"name": "ANT2",
"type": "output",
"description": "Antenna output 2 (driver output); output voltage must stay within -0.3 V to VDD + 0.3 V and output peak current is limited to ±1.1 A."
},
{
"number": "8",
"name": "VDDA",
"type": "power_in",
"description": "Voltage supply for the full bridge drivers; recommended 4.5 to 5.5 V (5 V nominal), absolute maximum 7 V."
},
{
"number": "9",
"name": "VDD",
"type": "power_in",
"description": "Voltage supply for nonpower blocks; recommended 4.5 to 5.5 V (5 V nominal), absolute maximum 7 V."
},
{
"number": "10",
"name": "OSC2",
"type": "output",
"description": "Oscillator output; voltage must stay within -0.3 V to VDD + 0.3 V."
},
{
"number": "11",
"name": "OSC1",
"type": "input",
"description": "Oscillator input; voltage must stay within -0.3 V to VDD + 0.3 V, with VIH of 0.7 VDD and VIL of 0.3 VDD, and oscillator frequency of 4 MHz."
},
{
"number": "12",
"name": "VSS/VSSB",
"type": "power_in",
"description": "Ground for nonpower blocks and PLL."
},
{
"number": "13",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "14",
"name": "SCIO",
"type": "output",
"description": "Data output to the microcontroller; voltage must stay within -0.3 V to VDD + 0.3 V, with output current of -1 mA (IOH) and 1 mA (IOL) and overload clamping current within ±5 mA."
},
{
"number": "15",
"name": "F_SEL",
"type": "input",
"description": "Control input for frequency selection (default high); VIH is 0.7 VDD and VIL is 0.2 VDD, with input voltage limited to -0.3 V to VDD + 0.3 V."
},
{
"number": "16",
"name": "TXCT",
"type": "input",
"description": "Control input from the microcontroller (default high); VIH is 0.7 VDD and VIL is 0.3 VDD, with input voltage limited to -0.3 V to VDD + 0.3 V."
}
],
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"extractor flagged: Figure 7-1 (pin diagram) text is garbled in the extraction, so pin positions were taken from the num; Pin types were mapped to KiCad ERC classes from the datasheet's signal types: analog/driver outputs ; Electrical limits in the descriptions come from the Absolute Maximum Ratings and Recommended Operati"
],
"pages_sent": 11,
"cost_usd": 0.0557,
"at": "2026-10-10T20:02:19"
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"sha256": "d1037db995b710cf",
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "SOIC-16",
"Category": "RF And Wireless",
"Pins": "16"
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