component
DAC7558IRHBR
Public Made by Adomby adom
Texas Instruments Digital To Analog Converters (DAC), QFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"schema_version": 1,
"type": "component",
"slug": "dac7558irhbr",
"title": "DAC7558IRHBR",
"brief": "Texas Instruments Digital To Analog Converters (DAC), QFN-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": [
"component",
"data acquisition",
"dac7558irhbr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "DAC7558IRHBR",
"manufacturer": "Texas Instruments",
"package": "QFN-32-EP(5x5)",
"pin_count": 33,
"category": "Data Acquisition",
"subcategory": "Digital To Analog Converters (DAC)",
"datasheet": "https://www.ti.com/cn/lit/gpn/dac7558",
"parts": {
"symbol": "dac7558irhbr.kicad_sym",
"footprint": "dac7558irhbr.kicad_mod",
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"model_3d_step": "dac7558irhbr-etched.step",
"model_3d_step_plain": "dac7558irhbr.step",
"lbr": "dac7558irhbr.lbr"
},
"distributor_links": {
"lcsc": "C2651687",
"digikey": "296-18198-2-ND",
"mouser": "595-DAC7558IRHBR"
},
"distributor_check": {
"checked_at": "2026-10-08T18:36:34Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-18198-2-ND",
"status": "found"
},
"mouser": {
"pn": "595-DAC7558IRHBR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VFBA",
"type": "input",
"description": "DAC A amplifier sense input, to be connected at the output node of channel A's amplifier for feedback."
},
{
"number": "2",
"name": "VOUTA",
"type": "output",
"description": "Analog output voltage from DAC A, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "3",
"name": "VOUTB",
"type": "output",
"description": "Analog output voltage from DAC B, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "4",
"name": "VFBB",
"type": "input",
"description": "DAC B amplifier sense input, to be connected at the output node of channel B's amplifier for feedback."
},
{
"number": "5",
"name": "VFBC",
"type": "input",
"description": "DAC C amplifier sense input, to be connected at the output node of channel C's amplifier for feedback."
},
{
"number": "6",
"name": "VOUTC",
"type": "output",
"description": "Analog output voltage from DAC C, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "7",
"name": "VOUTD",
"type": "output",
"description": "Analog output voltage from DAC D, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "8",
"name": "VFBD",
"type": "input",
"description": "DAC D amplifier sense input, to be connected at the output node of channel D's amplifier for feedback."
},
{
"number": "9",
"name": "VREF2",
"type": "input",
"description": "Positive reference voltage input for DAC C and DAC D; reference input range is 0 V to VDD."
},
{
"number": "10",
"name": "SDO",
"type": "output",
"description": "Serial data output for daisy-chain operation, valid 10 ns after the SCLK falling edge at VDD = 2.7 V to 3.6 V and at VDD = 3.6 V to 5.5 V."
},
{
"number": "11",
"name": "IOVDD",
"type": "power_in",
"description": "I/O voltage supply input for the digital interface; the logic is compatible with 1.8 V to 5.5 V logic levels."
},
{
"number": "12",
"name": "DGND",
"type": "power_in",
"description": "Digital ground reference for the serial interface and digital logic."
},
{
"number": "13",
"name": "SDIN",
"type": "input",
"description": "Serial data input; data is clocked in on SCLK with 5 ns setup and 4.5 ns hold time at VDD = 2.7 V to 5.5 V."
},
{
"number": "14",
"name": "SCLK",
"type": "input",
"description": "Serial clock input, with a maximum SCLK frequency of 50 MHz at VDD = 2.7 V to 5.5 V."
},
{
"number": "15",
"name": "SYNC",
"type": "input",
"description": "Frame synchronization input; the falling edge of the SYNC pulse indicates the start of a serial data frame shifted into the DAC7558."
},
{
"number": "16",
"name": "VREF3",
"type": "input",
"description": "Positive reference voltage input for DAC E and DAC F; reference input range is 0 V to VDD."
},
{
"number": "17",
"name": "VFBE",
"type": "input",
"description": "DAC E amplifier sense input, to be connected at the output node of channel E's amplifier for feedback."
},
{
"number": "18",
"name": "VOUTE",
"type": "output",
"description": "Analog output voltage from DAC E, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "19",
"name": "VOUTF",
"type": "output",
"description": "Analog output voltage from DAC F, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "20",
"name": "VFBF",
"type": "input",
"description": "DAC F amplifier sense input, to be connected at the output node of channel F's amplifier for feedback."
},
{
"number": "21",
"name": "VFBG",
"type": "input",
"description": "DAC G amplifier sense input, to be connected at the output node of channel G's amplifier for feedback."
},
{
"number": "22",
"name": "VOUTG",
"type": "output",
"description": "Analog output voltage from DAC G, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "23",
"name": "VOUTH",
"type": "output",
"description": "Analog output voltage from DAC H, rail-to-rail with a 0 V to VREF output range."
},
{
"number": "24",
"name": "VFBH",
"type": "input",
"description": "DAC H amplifier sense input, to be connected at the output node of channel H's amplifier for feedback."
},
{
"number": "25",
"name": "VREF4",
"type": "input",
"description": "Positive reference voltage input for DAC G and DAC H; reference input range is 0 V to VDD."
},
{
"number": "26",
"name": "DCEN",
"type": "input",
"description": "Daisy-chain enable input."
},
{
"number": "27",
"name": "PD",
"type": "input",
"description": "Power-down input; the datasheet specifies per-channel power-down with under 2 µA supply current when powered down."
},
{
"number": "28",
"name": "VDD",
"type": "power_in",
"description": "Analog voltage supply input, 2.7 V to 5.5 V single supply."
},
{
"number": "29",
"name": "AGND",
"type": "power_in",
"description": "Analog ground; the thermal pad must be connected to AGND."
},
{
"number": "30",
"name": "RSTSEL",
"type": "input",
"description": "Reset select: when low, input coding is binary; when high, input coding is 2s complement, and the reset value is set by this pin together with RST."
},
{
"number": "31",
"name": "RST",
"type": "input",
"description": "Asynchronous reset, active low; when low, all DAC channels reset to zero scale (RSTSEL = 0) or to midscale (RSTSEL = 1)."
},
{
"number": "32",
"name": "VREF1",
"type": "input",
"description": "Positive reference voltage input for DAC A and DAC B; reference input range is 0 V to VDD."
},
{
"number": "33",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet gives the thermal pad only as a note (pad should be connected to AGND). It has no pin ; The pin table has no electrical type for the pins. Types were assigned from function: VREF, VFB, DCE; The description for SDO is taken from the timing table (t9: SCLK falling edge to SDO valid, 10 ns), ",
"exposed pad 33 added from the footprint"
],
"pages_sent": 10,
"cost_usd": 0.0674,
"at": "2026-10-08T18:36:14"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/dac7558",
"pages": 32,
"sha256": "e51e6810ea3878db",
"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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"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
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"sha256": "cc7e4b42c07cbfd3bdc04b89b49f4082588b9d702fe74db216220706646199c7",
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]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "QFN-32-EP(5x5)",
"Category": "Data Acquisition",
"Pins": "33"
}
},
"variants": [],
"sections": [
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"discovery_pitch": "DAC7558IRHBR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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