component
DAC7718SPAGR
Public Made by Adomby adom
Texas Instruments Digital To Analog Converters (DAC), TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+100@@ -0,0 +1,100 @@+# DAC7718SPAGR++**Texas Instruments** · Digital To Analog Converters (DAC) · TQFP-64(10x10)++DAC7718SPAGR from Texas Instruments, in a TQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | AVDD | power_in | Positive analog power supply |+| 2 | NC | unconnected | Not connected |+| 3 | AIN-0 | input | Auxiliary analog input 0 routed to analog multiplexer |+| 4 | VOUT-3 | output | DAC-3 output |+| 5 | REF-A | power_in | Group A buffered reference input |+| 6 | VOUT-2 | output | DAC-2 output |+| 7 | VOUT-1 | output | DAC-1 output |+| 8 | AGND-A | power_in | Group A analog ground; must tie to AGND-B and DGND |+| 9 | AGND-A | power_in | Group A analog ground; must tie to AGND-B and DGND |+| 10 | OFFSET-A | output | Offset DAC-A output; connect to AGND-A in single-supply mode |+| 11 | VOUT-0 | output | DAC-0 output |+| 12 | AVSS | power_in | Negative analog power supply |+| 13 | NC | unconnected | Not connected |+| 14 | VMON | tri_state | Analog monitor output with Hi-Z capability connected to DAC outputs, reference buffers, or auxiliary inputs via mux |+| 15 | NC | unconnected | Not connected |+| 16 | NC | unconnected | Not connected |+| 17 | NC | unconnected | Not connected |+| 18 | NC | unconnected | Not connected |+| 19 | GPIO-2 | bidirectional | General-purpose digital I/O open-drain output requiring external pull-up resistor |+| 20 | CLR | input | Clear input; logic 0 connects VOUT-X to AGND-x, logic 1 to amplifier |+| 21 | RST | input | Reset input active low; resets registers to RSTSEL value with CS held high |+| 22 | NC | unconnected | Not connected |+| 23 | NC | unconnected | Not connected |+| 24 | DVDD | power_in | Digital power supply |+| 25 | DGND | power_in | Digital ground |+| 26 | NC | unconnected | Not connected |+| 27 | NC | unconnected | Not connected |+| 28 | DGND | power_in | Digital ground |+| 29 | GPIO-1 | bidirectional | General-purpose digital I/O open-drain output requiring external pull-up resistor |+| 30 | GPIO-0 | bidirectional | General-purpose digital I/O open-drain output requiring external pull-up resistor |+| 31 | NC | unconnected | Not connected |+| 32 | NC | unconnected | Not connected |+| 33 | NC | unconnected | Not connected |+| 34 | NC | unconnected | Not connected |+| 35 | NC | unconnected | Not connected |+| 36 | NC | unconnected | Not connected |+| 37 | AVSS | power_in | Negative analog power supply |+| 38 | VOUT-7 | output | DAC-7 output |+| 39 | OFFSET-B | output | Offset DAC-B output; connect to AGND-B in single-supply mode |+| 40 | AGND-B | power_in | Group B analog ground; must tie to AGND-A and DGND |+| 41 | AGND-B | power_in | Group B analog ground; must tie to AGND-A and DGND |+| 42 | VOUT-6 | output | DAC-6 output |+| 43 | VOUT-5 | output | DAC-5 output |+| 44 | REF-B | power_in | Group B buffered reference input |+| 45 | VOUT-4 | output | DAC-4 output |+| 46 | AIN-1 | input | Auxiliary analog input 1 routed to analog multiplexer |+| 47 | NC | unconnected | Not connected |+| 48 | AVDD | power_in | Positive analog power supply |+| 49 | NC | unconnected | Not connected |+| 50 | USB/BTC | input | Data format select; DGND for straight binary, IOVDD for twos complement |+| 51 | RSTSEL | input | Output reset selector for power-on or hardware reset VOUT value |+| 52 | NC | unconnected | Not connected |+| 53 | NC | unconnected | Not connected |+| 54 | DGND | power_in | Digital ground |+| 55 | IOVDD | power_in | Interface power supply |+| 56 | DVDD | power_in | Digital power supply |+| 57 | SCLK | input | SPI serial clock input |+| 58 | CS | input | SPI chip select input active low; blocks SCLK and SDI when high |+| 59 | SDI | input | SPI serial data input |+| 60 | NC | unconnected | Not connected |+| 61 | SDO | tri_state | SPI serial data output with Hi-Z when DSDO set or CS high |+| 62 | LDAC | input | Load DAC latch active low; transparent latch transfers DAC Data Register |+| 63 | WAKEUP | input | Wake-up input active low; restores SPI from sleep mode |+| 64 | NC | unconnected | Not connected |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TQFP-64(10x10) |+| Category | Data Acquisition |+| Pins | 64 |++## CAD (KiCad official)++- Symbol: `DAC7718SPAGR`+- Footprint: `Package_QFP:TQFP-64_10x10mm_P0.5mm`+- 3D model: TQFP-64(10x10) (KiCad packages3D, STEP)+- 3D model files: `dac7718spagr-etched.step` / `dac7718spagr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dac7718spagr.step` / `dac7718spagr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/dac7718) (67 pp, sha256 `ca20309cd44c70b2`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/dac7718spagr-datasheet.pdf)
page.jsonadded+492@@ -0,0 +1,492 @@+{+ "slug": "dac7718spagr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Digital To Analog Converters (DAC), TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "dac7718spagr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "dac7718spagr.kicad_sym",+ "dac7718spagr.kicad_mod",+ "dac7718spagr.glb",+ "dac7718spagr.step",+ "dac7718spagr.lbr",+ "docs/hero.png",+ "docs/dac7718spagr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "DAC7718SPAGR",+ "manufacturer": "Texas Instruments",+ "package": "TQFP-64(10x10)",+ "pin_count": 64,+ "category": "Data Acquisition",+ "subcategory": "Digital To Analog Converters (DAC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/dac7718",+ "parts": {+ "symbol": "dac7718spagr.kicad_sym",+ "footprint": "dac7718spagr.kicad_mod",+ "model_3d": "dac7718spagr-etched.glb",+ "model_3d_plain": "dac7718spagr.glb",+ "model_3d_step": "dac7718spagr-etched.step",+ "model_3d_step_plain": "dac7718spagr.step",+ "lbr": "dac7718spagr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2679941",+ "digikey": "296-DAC7718SPAGRTR-ND",+ "mouser": "595-DAC7718SPAGR"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T07:28:05Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-DAC7718SPAGRTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-DAC7718SPAGR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "AVDD",+ "type": "power_in",+ "description": "Positive analog power supply"+ },+ {+ "number": "2",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "3",+ "name": "AIN-0",+ "type": "input",+ "description": "Auxiliary analog input 0 routed to analog multiplexer"+ },+ {+ "number": "4",+ "name": "VOUT-3",+ "type": "output",+ "description": "DAC-3 output"+ },+ {+ "number": "5",+ "name": "REF-A",+ "type": "power_in",+ "description": "Group A buffered reference input"+ },+ {+ "number": "6",+ "name": "VOUT-2",+ "type": "output",+ "description": "DAC-2 output"+ },+ {+ "number": "7",+ "name": "VOUT-1",+ "type": "output",+ "description": "DAC-1 output"+ },+ {+ "number": "8",+ "name": "AGND-A",+ "type": "power_in",+ "description": "Group A analog ground; must tie to AGND-B and DGND"+ },+ {+ "number": "9",+ "name": "AGND-A",+ "type": "power_in",+ "description": "Group A analog ground; must tie to AGND-B and DGND"+ },+ {+ "number": "10",+ "name": "OFFSET-A",+ "type": "output",+ "description": "Offset DAC-A output; connect to AGND-A in single-supply mode"+ },+ {+ "number": "11",+ "name": "VOUT-0",+ "type": "output",+ "description": "DAC-0 output"+ },+ {+ "number": "12",+ "name": "AVSS",+ "type": "power_in",+ "description": "Negative analog power supply"+ },+ {+ "number": "13",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "14",+ "name": "VMON",+ "type": "tri_state",+ "description": "Analog monitor output with Hi-Z capability connected to DAC outputs, reference buffers, or auxiliary inputs via mux"+ },+ {+ "number": "15",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "16",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "17",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "18",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "19",+ "name": "GPIO-2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O open-drain output requiring external pull-up resistor"+ },+ {+ "number": "20",+ "name": "CLR",+ "type": "input",+ "description": "Clear input; logic 0 connects VOUT-X to AGND-x, logic 1 to amplifier"+ },+ {+ "number": "21",+ "name": "RST",+ "type": "input",+ "description": "Reset input active low; resets registers to RSTSEL value with CS held high"+ },+ {+ "number": "22",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "23",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "24",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital power supply"+ },+ {+ "number": "25",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground"+ },+ {+ "number": "26",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "27",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "28",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground"+ },+ {+ "number": "29",+ "name": "GPIO-1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O open-drain output requiring external pull-up resistor"+ },+ {+ "number": "30",+ "name": "GPIO-0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O open-drain output requiring external pull-up resistor"+ },+ {+ "number": "31",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "32",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "33",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "34",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "35",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "36",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "37",+ "name": "AVSS",+ "type": "power_in",+ "description": "Negative analog power supply"+ },+ {+ "number": "38",+ "name": "VOUT-7",+ "type": "output",+ "description": "DAC-7 output"+ },+ {+ "number": "39",+ "name": "OFFSET-B",+ "type": "output",+ "description": "Offset DAC-B output; connect to AGND-B in single-supply mode"+ },+ {+ "number": "40",+ "name": "AGND-B",+ "type": "power_in",+ "description": "Group B analog ground; must tie to AGND-A and DGND"+ },+ {+ "number": "41",+ "name": "AGND-B",+ "type": "power_in",+ "description": "Group B analog ground; must tie to AGND-A and DGND"+ },+ {+ "number": "42",+ "name": "VOUT-6",+ "type": "output",+ "description": "DAC-6 output"+ },+ {+ "number": "43",+ "name": "VOUT-5",+ "type": "output",+ "description": "DAC-5 output"+ },+ {+ "number": "44",+ "name": "REF-B",+ "type": "power_in",+ "description": "Group B buffered reference input"+ },+ {+ "number": "45",+ "name": "VOUT-4",+ "type": "output",+ "description": "DAC-4 output"+ },+ {+ "number": "46",+ "name": "AIN-1",+ "type": "input",+ "description": "Auxiliary analog input 1 routed to analog multiplexer"+ },+ {+ "number": "47",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "48",+ "name": "AVDD",+ "type": "power_in",+ "description": "Positive analog power supply"+ },+ {+ "number": "49",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "50",+ "name": "USB/BTC",+ "type": "input",+ "description": "Data format select; DGND for straight binary, IOVDD for twos complement"+ },+ {+ "number": "51",+ "name": "RSTSEL",+ "type": "input",+ "description": "Output reset selector for power-on or hardware reset VOUT value"+ },+ {+ "number": "52",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "53",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "54",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground"+ },+ {+ "number": "55",+ "name": "IOVDD",+ "type": "power_in",+ "description": "Interface power supply"+ },+ {+ "number": "56",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital power supply"+ },+ {+ "number": "57",+ "name": "SCLK",+ "type": "input",+ "description": "SPI serial clock input"+ },+ {+ "number": "58",+ "name": "CS",+ "type": "input",+ "description": "SPI chip select input active low; blocks SCLK and SDI when high"+ },+ {+ "number": "59",+ "name": "SDI",+ "type": "input",+ "description": "SPI serial data input"+ },+ {+ "number": "60",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ },+ {+ "number": "61",+ "name": "SDO",+ "type": "tri_state",+ "description": "SPI serial data output with Hi-Z when DSDO set or CS high"+ },+ {+ "number": "62",+ "name": "LDAC",+ "type": "input",+ "description": "Load DAC latch active low; transparent latch transfers DAC Data Register"+ },+ {+ "number": "63",+ "name": "WAKEUP",+ "type": "input",+ "description": "Wake-up input active low; restores SPI from sleep mode"+ },+ {+ "number": "64",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected"+ }+ ],+ "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": [],+ "pages_sent": 13,+ "cost_usd": 0.2123,+ "at": "2026-10-01T07:27:40"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/dac7718",+ "pages": 67,+ "sha256": "ca20309cd44c70b2",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 64,+ "described": 64,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}