component
DS90UB935TRHBRQ1
Public Made by Adomby adom
Texas Instruments Serializers / Deserializers, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"slug": "ds90ub935trhbrq1",
"title": "DS90UB935TRHBRQ1",
"brief": "Texas Instruments Serializers / Deserializers, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
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"communication interface chip-uart-485-232",
"ds90ub935trhbrq1",
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],
"component": {
"mpn": "DS90UB935TRHBRQ1",
"manufacturer": "Texas Instruments",
"package": "VQFN-32-EP(5x5)",
"pin_count": 33,
"category": "Communication Interface Chip/UART/485/232",
"subcategory": "Serializers / Deserializers",
"datasheet": "https://www.ti.com/cn/lit/gpn/ds90ub935-q1",
"parts": {
"symbol": "ds90ub935trhbrq1.kicad_sym",
"footprint": "ds90ub935trhbrq1.kicad_mod",
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"model_3d_plain": "ds90ub935trhbrq1.glb",
"model_3d_step": "ds90ub935trhbrq1-etched.step",
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"lbr": "ds90ub935trhbrq1.lbr"
},
"distributor_links": {
"lcsc": "C2652191",
"digikey": "296-51100-2-ND",
"mouser": "595-DS90UB935TRHBRQ1"
},
"distributor_check": {
"checked_at": "2026-10-06T16:32:06Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-51100-2-ND",
"status": "found",
"lifecycle": "Active"
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"pn": "595-DS90UB935TRHBRQ1",
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},
"pins": [
{
"number": "1",
"name": "CSI_D1P",
"type": "input",
"description": "CSI-2 data lane 1 positive D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "2",
"name": "CSI_D1N",
"type": "input",
"description": "CSI-2 data lane 1 negative D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "3",
"name": "CSI_D0P",
"type": "input",
"description": "CSI-2 data lane 0 positive D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "4",
"name": "CSI_D0N",
"type": "input",
"description": "CSI-2 data lane 0 negative D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "5",
"name": "CSI_CLKP",
"type": "input",
"description": "CSI-2 clock positive D-PHY input; connect to a CSI-2 clock source with matched 100Ω (±5%) interconnect."
},
{
"number": "6",
"name": "CSI_CLKN",
"type": "input",
"description": "CSI-2 clock negative D-PHY input; connect to a CSI-2 clock source with matched 100Ω (±5%) interconnect."
},
{
"number": "7",
"name": "RES0",
"type": "input",
"description": "Reserved pin; connect to GND."
},
{
"number": "8",
"name": "PDB",
"type": "input",
"description": "Active-low power-down input with internal 1MΩ pull-down; high (1.8V) enables the device and resets registers to defaults, low powers it down; not 3.3V tolerant."
},
{
"number": "9",
"name": "LPF1",
"type": "passive",
"description": "PLL loop filter 1; connect as described in section 7.2.2.4 (0.022µF capacitor to VDDPLL)."
},
{
"number": "10",
"name": "VDDPLL_CAP",
"type": "passive",
"description": "Internal regulator decoupling connection, typically 10µF, 0.1µF and 0.01µF to ground; do not connect to an external supply rail."
},
{
"number": "11",
"name": "VDDPLL",
"type": "power_in",
"description": "1.8V (±5%) analog supply pin, typically decoupled with 1µF and 0.01µF to ground."
},
{
"number": "12",
"name": "LPF2",
"type": "passive",
"description": "PLL loop filter 2; connect as described in section 7.2.2.4 (0.1µF capacitor to GND)."
},
{
"number": "13",
"name": "DOUT-",
"type": "bidirectional",
"description": "FPD-Link III inverting input/output pin; must be AC-coupled."
},
{
"number": "14",
"name": "DOUT+",
"type": "bidirectional",
"description": "FPD-Link III non-inverting input/output pin; must be AC-coupled."
},
{
"number": "15",
"name": "VDDDRV_CAP",
"type": "passive",
"description": "Internal regulator decoupling connection, typically 10µF, 0.1µF and 0.01µF to ground; do not connect to an external supply rail."
},
{
"number": "16",
"name": "VDDDRV",
"type": "power_in",
"description": "1.8V (±5%) analog supply pin, typically decoupled with 1µF and 0.01µF to ground."
},
{
"number": "17",
"name": "GPIO_0",
"type": "bidirectional",
"description": "General-purpose I/O with voltage-sense capability; defaults to input with 300kΩ (typ) internal pull-down at power-up."
},
{
"number": "18",
"name": "GPIO_1",
"type": "bidirectional",
"description": "General-purpose I/O with voltage-sense capability; defaults to input with 300kΩ (typ) internal pull-down at power-up."
},
{
"number": "19",
"name": "CLK_OUT/IDX",
"type": "bidirectional",
"description": "Strap input at power-up sets I2C pull-up voltage and device address via resistor divider, then becomes CLK_OUT; minimum 35kΩ load when CLK_OUT is used, may be tied to GND if unused."
},
{
"number": "20",
"name": "CLKIN",
"type": "input",
"description": "Reference clock input for non-synchronous external clock mode; may be left open if unused."
},
{
"number": "21",
"name": "MODE",
"type": "input",
"description": "Mode select strap input sampled when PDB goes low to high, set by a resistor divider from VDD18 to GND."
},
{
"number": "22",
"name": "RES1",
"type": "input",
"description": "Reserved pin; do not connect (leave floating)."
},
{
"number": "23",
"name": "I2C_SDA",
"type": "bidirectional",
"description": "Open-drain I2C data pin; pull up to 1.8V or 3.3V according to IDX setting."
},
{
"number": "24",
"name": "I2C_SCL",
"type": "bidirectional",
"description": "Open-drain I2C clock pin; pull up to 1.8V or 3.3V according to IDX setting."
},
{
"number": "25",
"name": "VDDD",
"type": "power_in",
"description": "1.8V (±5%) supply pin, typically decoupled with 1µF and 0.01µF to ground."
},
{
"number": "26",
"name": "VDDD_CAP",
"type": "passive",
"description": "Internal regulator decoupling connection, typically 10µF, 0.1µF and 0.01µF to ground; do not connect to an external supply rail."
},
{
"number": "27",
"name": "GPIO_2",
"type": "bidirectional",
"description": "General-purpose I/O; defaults to input with 300kΩ (typ) internal pull-down at power-up."
},
{
"number": "28",
"name": "GPIO_3",
"type": "bidirectional",
"description": "General-purpose I/O; defaults to input with 300kΩ (typ) internal pull-down at power-up."
},
{
"number": "29",
"name": "CSI_D3P",
"type": "input",
"description": "CSI-2 data lane 3 positive D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "30",
"name": "CSI_D3N",
"type": "input",
"description": "CSI-2 data lane 3 negative D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "31",
"name": "CSI_D2P",
"type": "input",
"description": "CSI-2 data lane 2 positive D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "32",
"name": "CSI_D2N",
"type": "input",
"description": "CSI-2 data lane 2 negative D-PHY input; connect to a CSI-2 source with matched 100Ω (±5%) interconnect, may be left floating if unused."
},
{
"number": "33",
"name": "GND",
"type": "power_in",
"description": "Exposed DAP, large metal contact at the center of the VQFN package; connect to the ground plane."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-4-5-20251001",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: PDB pin voltage rating: datasheet specifies pin cannot withstand 3.3V; absolute maximum is VDD + 0.3",
"exposed pad 33 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 49,
"cost_usd": 0.3876,
"at": "2026-10-06T16:31:49"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/ds90ub935-q1",
"pages": 88,
"sha256": "e402e3a7c9adfc08",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-32-EP(5x5)",
"Category": "Communication Interface Chip/UART/485/232",
"Pins": "33"
}
},
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"discovery_pitch": "DS90UB935TRHBRQ1 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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