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AD7799BRUZ-REEL
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Analog Devices Analog To Digital Converters (ADC), TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# AD7799BRUZ-REEL++**Analog Devices** · Analog To Digital Converters (ADC) · TSSOP-16++AD7799BRUZ-REEL from Analog Devices, in a TSSOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | SCLK | input | Serial clock input with Schmitt-triggered input for data transfers to and from the ADC; supports continuous or noncontinuous clock pulses. |+| 2 | CS | input | Active low chip select input for device selection in multi-device systems or as frame synchronization signal; can be hardwired low for 3-wire mode. |+| 3 | AIN3(+)/P1 | bidirectional | Positive terminal of differential analog input pair AIN3(+)/AIN3(−) or general-purpose digital output bit referenced between AVDD and GND, selectable via IO register. |+| 4 | AIN3(−)/P2 | bidirectional | Negative terminal of differential analog input pair AIN3(+)/AIN3(−) or general-purpose digital output bit referenced between AVDD and GND, selectable via IO register. |+| 5 | AIN1(+) | input | Positive terminal of differential analog input pair AIN1(+)/AIN1(−) with absolute voltage range GND − 30 mV to AVDD + 30 mV in unbuffered mode. |+| 6 | AIN1(−) | input | Negative terminal of differential analog input pair AIN1(+)/AIN1(−) with absolute voltage range GND − 30 mV to AVDD + 30 mV in unbuffered mode. |+| 7 | AIN2(+) | input | Positive terminal of differential analog input pair AIN2(+)/AIN2(−) for measurement of wide dynamic range low frequency signals. |+| 8 | AIN2(−) | input | Negative terminal of differential analog input pair AIN2(+)/AIN2(−) for measurement of wide dynamic range low frequency signals. |+| 9 | REFIN(+) | input | Positive reference input with nominal voltage 2.5 V and supported range 0.1 V to AVDD for external reference voltage source. |+| 10 | REFIN(−) | input | Negative reference input with voltage range between GND and AVDD − 0.1 V for external reference voltage source. |+| 11 | PSW | output | Low-side power switch to GND with on-resistance 7 Ω at AVDD = 5 V and maximum continuous current 30 mA for controlling external transducer power. |+| 12 | GND | power_in | Ground reference point at 0 V providing return path for all analog and digital currents. |+| 13 | AVDD | power_in | Analog supply voltage with operating range 2.7 V to 5.25 V for powering analog circuitry and reference detection. |+| 14 | DVDD | power_in | Digital interface supply voltage with operating range 2.7 V to 5.25 V, independent of AVDD for logic level interfacing. |+| 15 | DOUT/RDY | tri_state | Serial data output and conversion complete indicator pin; goes low when conversion is complete and valid on SCLK falling edge, with floating-state leakage current ±10 µA max. |+| 16 | DIN | input | Serial data input to input shift register with Schmitt-triggered input for writing data to control registers; data transferred to registers on SCLK falling edge. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Analog Devices |+| Package | TSSOP-16 |+| Category | Data Acquisition |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `AD7799BRUZ-REEL`+- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`+- 3D model: TSSOP-16 (KiCad packages3D, STEP)+- 3D model files: `ad7799bruz-reel-etched.step` / `ad7799bruz-reel-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ad7799bruz-reel.step` / `ad7799bruz-reel.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Analog Devices datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881457955131392) (28 pp, sha256 `8dc502708fc65462`, retrieved 2026-09-18, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/ad7799bruz-reel-datasheet.pdf)
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supports continuous or noncontinuous clock pulses."+ },+ {+ "number": "2",+ "name": "CS",+ "type": "input",+ "description": "Active low chip select input for device selection in multi-device systems or as frame synchronization signal; can be hardwired low for 3-wire mode."+ },+ {+ "number": "3",+ "name": "AIN3(+)/P1",+ "type": "bidirectional",+ "description": "Positive terminal of differential analog input pair AIN3(+)/AIN3(−) or general-purpose digital output bit referenced between AVDD and GND, selectable via IO register."+ },+ {+ "number": "4",+ "name": "AIN3(−)/P2",+ "type": "bidirectional",+ "description": "Negative terminal of differential analog input pair AIN3(+)/AIN3(−) or general-purpose digital output bit referenced between AVDD and GND, selectable via IO register."+ },+ {+ "number": "5",+ "name": "AIN1(+)",+ "type": "input",+ "description": "Positive terminal of differential analog input pair AIN1(+)/AIN1(−) with absolute voltage range GND − 30 mV to AVDD + 30 mV in unbuffered mode."+ },+ {+ "number": "6",+ "name": "AIN1(−)",+ "type": "input",+ "description": "Negative terminal of differential analog input pair AIN1(+)/AIN1(−) with absolute voltage range GND − 30 mV to AVDD + 30 mV in unbuffered mode."+ },+ {+ "number": "7",+ "name": "AIN2(+)",+ "type": "input",+ "description": "Positive terminal of differential analog input pair AIN2(+)/AIN2(−) for measurement of wide dynamic range low frequency signals."+ },+ {+ "number": "8",+ "name": "AIN2(−)",+ "type": "input",+ "description": "Negative terminal of differential analog input pair AIN2(+)/AIN2(−) for measurement of wide dynamic range low frequency signals."+ },+ {+ "number": "9",+ "name": "REFIN(+)",+ "type": "input",+ "description": "Positive reference input with nominal voltage 2.5 V and supported range 0.1 V to AVDD for external reference voltage source."+ },+ {+ "number": "10",+ "name": "REFIN(−)",+ "type": "input",+ "description": "Negative reference input with voltage range between GND and AVDD − 0.1 V for external reference voltage source."+ },+ {+ "number": "11",+ "name": "PSW",+ "type": "output",+ "description": "Low-side power switch to GND with on-resistance 7 Ω at AVDD = 5 V and maximum continuous current 30 mA for controlling external transducer power."+ },+ {+ "number": "12",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference point at 0 V providing return path for all analog and digital currents."+ },+ {+ "number": "13",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog supply voltage with operating range 2.7 V to 5.25 V for powering analog circuitry and reference detection."+ },+ {+ "number": "14",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital interface supply voltage with operating range 2.7 V to 5.25 V, independent of AVDD for logic level interfacing."+ },+ {+ "number": "15",+ "name": "DOUT/RDY",+ "type": "tri_state",+ "description": "Serial data output and conversion complete indicator pin; goes low when conversion is complete and valid on SCLK falling edge, with floating-state leakage current ±10 µA max."+ },+ {+ "number": "16",+ "name": "DIN",+ "type": "input",+ "description": "Serial data input to input shift register with Schmitt-triggered input for writing data to control registers; data transferred to registers on SCLK falling edge."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 28,+ "cost_usd": 0.3288,+ "at": "2026-09-18T05:25:28"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881457955131392",+ "pages": 28,+ "sha256": "8dc502708fc65462",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "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]"+ }+}