component
TRF7960RHBR
Public Made by Adomby adom
Texas Instruments RF Chips, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "TRF7960RHBR",
"brief": "Texas Instruments RF Chips, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"package": "VQFN-32-EP(5x5)",
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"category": "Radio Frequency Chip/Antenna",
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{
"number": "1",
"name": "VDD_A",
"type": "power_out",
"description": "Internal regulated supply output of 2.7 V to 3.4 V for analog circuitry."
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{
"number": "2",
"name": "VIN",
"type": "power_in",
"description": "External supply input to the chip, 2.7 V to 5.5 V."
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{
"number": "3",
"name": "VDD_RF",
"type": "power_out",
"description": "Internal regulated supply of 2.7 V to 5 V, normally connected to VDD_PA (pin 4)."
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{
"number": "4",
"name": "VDD_PA",
"type": "power_in",
"description": "Supply for the PA, normally connected externally to VDD_RF (pin 3)."
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{
"number": "5",
"name": "TX_OUT",
"type": "output",
"description": "RF output with selectable output power of 100 mW at 8 Ω or 200 mW at 4 Ω with VDD = 5 V."
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{
"number": "6",
"name": "VSS_RF",
"type": "power_in",
"description": "Negative supply for the PA, normally connected to circuit ground."
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{
"number": "7",
"name": "VSS_RX",
"type": "power_in",
"description": "Negative supply for the RX inputs, normally connected to circuit ground."
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{
"number": "8",
"name": "RX_IN1",
"type": "input",
"description": "RX input used for AM reception."
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{
"number": "9",
"name": "RX_IN2",
"type": "input",
"description": "RX input used for PM reception."
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{
"number": "10",
"name": "VSS",
"type": "power_in",
"description": "Chip substrate ground."
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{
"number": "11",
"name": "BAND_GAP",
"type": "output",
"description": "Band-gap voltage of 1.6 V serving as internal analog voltage reference, which must be AC-bypassed to ground."
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{
"number": "12",
"name": "ASK/OOK",
"type": "bidirectional",
"description": "Direct mode selects ASK or OOK modulation (0 = ASK, 1 = OOK), and the pin can also be configured to provide the received analog signal output (ANA_OUT)."
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{
"number": "13",
"name": "IRQ",
"type": "output",
"description": "Interrupt request output to prompt the MCU for attention."
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{
"number": "14",
"name": "MOD",
"type": "input",
"description": "Direct mode external modulation input."
},
{
"number": "15",
"name": "VSS_A",
"type": "power_in",
"description": "Negative supply for internal analog circuits, normally connected to circuit ground."
},
{
"number": "16",
"name": "VDD_I/O",
"type": "power_in",
"description": "Supply for I/O communications of 1.8 V to 5.5 V, connected to VIN for 5-V communication or VDD_X for 3.3-V communication."
},
{
"number": "17",
"name": "I/O_0",
"type": "bidirectional",
"description": "I/O pin for parallel communication; tied to VSS or VDD depending on SPI mode selection."
},
{
"number": "18",
"name": "I/O_1",
"type": "bidirectional",
"description": "I/O pin for parallel communication; tied to VDD or VSS depending on SPI mode selection."
},
{
"number": "19",
"name": "I/O_2",
"type": "bidirectional",
"description": "I/O pin for parallel communication; tied to VDD or VSS depending on SPI mode selection."
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{
"number": "20",
"name": "I/O_3",
"type": "bidirectional",
"description": "I/O pin for parallel communication."
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{
"number": "21",
"name": "I/O_4",
"type": "bidirectional",
"description": "I/O pin for parallel communication; used as SPI slave select (SS) when SPI with SS is selected."
},
{
"number": "22",
"name": "I/O_5",
"type": "bidirectional",
"description": "I/O pin for parallel communication; serves as strobe out clock for serial communication and data clock output in direct mode."
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{
"number": "23",
"name": "I/O_6",
"type": "bidirectional",
"description": "I/O pin for parallel communication; serves as MISO for SPI and serial bit data output or subcarrier signal in direct mode."
},
{
"number": "24",
"name": "I/O_7",
"type": "bidirectional",
"description": "I/O pin for parallel communication; serves as MOSI for SPI."
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{
"number": "25",
"name": "EN2",
"type": "input",
"description": "Pulse enable and selection of power-down mode; if connected to VIN, VDD_X stays active during power down to support the MCU."
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{
"number": "26",
"name": "DATA_CLK",
"type": "input",
"description": "Clock input for MCU communication in parallel and serial modes."
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{
"number": "27",
"name": "SYS_CLK",
"type": "output",
"description": "Clock for the MCU at 3.39, 6.78, or 13.56 MHz when EN = 1, or 60 kHz when EN = 0 and EN2 = 1."
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{
"number": "28",
"name": "EN",
"type": "input",
"description": "Chip enable input; when EN = 0 the chip is in power-down mode."
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{
"number": "29",
"name": "VSS_D",
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"description": "Negative supply for internal digital circuits, normally connected to circuit ground."
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{
"number": "30",
"name": "OSC_OUT",
"type": "output",
"description": "Crystal oscillator output."
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{
"number": "31",
"name": "OSC_IN",
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"description": "Crystal oscillator input for the single external 13.56-MHz crystal."
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{
"number": "32",
"name": "VDD_X",
"type": "power_out",
"description": "Internally regulated supply of 2.7 V to 3.4 V for external circuitry such as the MCU."
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{
"number": "33",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
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"Package": "VQFN-32-EP(5x5)",
"Category": "Radio Frequency Chip/Antenna",
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"name": "Supply current with antenna driver current",
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"min": 1.4,
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"max": 1.7,
"conditions": "Internal analog reference voltage",
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{
"name": "Rejection of external supply noise on the supply VDD_RF regulator",
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"min": 20,
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"max": null,
"conditions": "The difference between the external supply and the regulated voltage is higher than 250 mV, measured at 212 kHz",
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"name": "PA driver output resistance",
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"max": 2.5,
"conditions": "fSUBCARRIER = 424 kHz",
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"name": "Input sensitivity",
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"max": 3,
"conditions": "fSUBCARRIER = 848 kHz",
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"name": "Setup time after power down",
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"name": "Setup time after standby mode",
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"unit": "µs",
"min": null,
"typ": 30,
"max": 100,
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{
"name": "Recovery time after modulation (ISO/IEC 14443)",
"symbol": "tREC",
"kind": "timing",
"unit": "µs",
"min": null,
"typ": null,
"max": 60,
"conditions": "Modulation signal: sine, 424 kHz, 10 mVpp",
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{
"name": "SYS_CLK frequency",
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"kind": "electrical",
"unit": "kHz",
"min": 30,
"typ": 60,
"max": 120,
"conditions": "In PD2 mode EN = 0 and EN2 = 1",
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{
"name": "Maximum DATA_CLK frequency",
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"kind": "electrical",
"unit": "MHz",
"min": 2,
"typ": 4,
"max": 8,
"conditions": "Depends on capacitive load on the I/O lines, TI recommends 2 MHz",
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{
"name": "Maximum CLK frequency",
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{
"name": "Input logic low",
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{
"name": "Output resistance of I/O_0 to I/O_7",
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