component
ADS1235IRHBR
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADC), VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+70@@ -0,0 +1,70 @@+# ADS1235IRHBR++**Texas Instruments** · Analog To Digital Converters (ADC) · VQFN-32-EP(5x5)++ADS1235IRHBR from Texas Instruments, in a VQFN-32-EP(5x5). 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 | NC | unconnected | No connection; float or connect to AVSS. |+| 2 | CAPP | output | PGA positive output; connect a 4.7-nF C0G capacitor across CAPP and CAPN. |+| 3 | CAPN | output | PGA negative output; connect a 4.7-nF C0G capacitor across CAPP and CAPN. |+| 4 | AVDD | power_in | Analog power supply positive; 4.75 V to 5.25 V. |+| 5 | AVSS | power_in | Analog power supply negative; -2.6 V to 0 V relative to DGND. |+| 6 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 7 | PWDN | input | Power down control; active low input. |+| 8 | RESET | input | Reset control; active low input. |+| 9 | START | input | Start conversion control; active high input. |+| 10 | CS | input | Serial interface chip select; active low input. |+| 11 | SCLK | input | Serial interface shift clock input. |+| 12 | DIN | input | Serial interface data input. |+| 13 | DRDY | output | Data ready indicator; active low output. |+| 14 | DOUT/DRDY | tri_state | Dual-function output; serial data output when CS is low, high-impedance when CS is high. |+| 15 | BYPASS | power_out | Internal regulator bypass output; connect a 1-µF capacitor to DGND. |+| 16 | DGND | power_in | Digital ground. |+| 17 | DVDD | power_in | Digital power supply; 2.7 V to 5.25 V. |+| 18 | CLKIN | input | Clock input; connect to DGND for internal oscillator or external clock source (1 to 8 MHz). |+| 19 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 20 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 21 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 22 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 23 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 24 | NC | unconnected | No connection; solder for mechanical support or connect to DGND. |+| 25 | AIN5 | input | Analog input 5; differential input range ±VREF/Gain. |+| 26 | AIN4 | input | Analog input 4; differential input range ±VREF/Gain. |+| 27 | AIN3 | bidirectional | Analog input 3; GPIO3, ACX2 output; multiplexed analog input, digital output, and AC excitation signal. |+| 28 | AIN2 | bidirectional | Analog input 2; GPIO2, ACX1 output; multiplexed analog input, digital output, and AC excitation signal. |+| 29 | AIN1 | bidirectional | Analog input 1; GPIO1, ACX2 output; reference input 1 negative; multiplexed functions. |+| 30 | AIN0 | bidirectional | Analog input 0; GPIO0, ACX1 output; reference input 1 positive; multiplexed functions. |+| 31 | REFN0 | bidirectional | Reference input 0 negative; differential reference voltage minimum 0.9 V. |+| 32 | REFP0 | bidirectional | Reference input 0 positive; differential reference voltage minimum 0.9 V. |+| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-32-EP(5x5) |+| Category | Data Acquisition |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `ADS1235IRHBR`+- Footprint: `Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.3x3.3mm`+- 3D model: VQFN-32-EP(5x5) (KiCad packages3D, STEP)+- 3D model files: `ads1235irhbr-etched.step` / `ads1235irhbr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads1235irhbr.step` / `ads1235irhbr.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/ads1235) (77 pp, sha256 `1ce4c74bb36cf409`, retrieved 2026-09-23, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/ads1235irhbr-datasheet.pdf)
page.jsonadded+294@@ -0,0 +1,294 @@+{+ "slug": "ads1235irhbr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Analog To Digital Converters (ADC), VQFN-32-EP(5x5). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "ads1235irhbr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ads1235irhbr.kicad_sym",+ "ads1235irhbr.kicad_mod",+ "ads1235irhbr.glb",+ "ads1235irhbr.step",+ "ads1235irhbr.lbr",+ "docs/hero.png",+ "docs/ads1235irhbr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ADS1235IRHBR",+ "manufacturer": "Texas Instruments",+ "package": "VQFN-32-EP(5x5)",+ "pin_count": 33,+ "category": "Data Acquisition",+ "subcategory": "Analog To Digital Converters (ADC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ads1235",+ "parts": {+ "symbol": "ads1235irhbr.kicad_sym",+ "footprint": "ads1235irhbr.kicad_mod",+ "model_3d": "ads1235irhbr-etched.glb",+ "model_3d_plain": "ads1235irhbr.glb",+ "model_3d_step": "ads1235irhbr-etched.step",+ "model_3d_step_plain": "ads1235irhbr.step",+ "lbr": "ads1235irhbr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2669975"+ },+ "pins": [+ {+ "number": "1",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; float or connect to AVSS."+ },+ {+ "number": "2",+ "name": "CAPP",+ "type": "output",+ "description": "PGA positive output; connect a 4.7-nF C0G capacitor across CAPP and CAPN."+ },+ {+ "number": "3",+ "name": "CAPN",+ "type": "output",+ "description": "PGA negative output; connect a 4.7-nF C0G capacitor across CAPP and CAPN."+ },+ {+ "number": "4",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog power supply positive; 4.75 V to 5.25 V."+ },+ {+ "number": "5",+ "name": "AVSS",+ "type": "power_in",+ "description": "Analog power supply negative; -2.6 V to 0 V relative to DGND."+ },+ {+ "number": "6",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "7",+ "name": "PWDN",+ "type": "input",+ "description": "Power down control; active low input."+ },+ {+ "number": "8",+ "name": "RESET",+ "type": "input",+ "description": "Reset control; active low input."+ },+ {+ "number": "9",+ "name": "START",+ "type": "input",+ "description": "Start conversion control; active high input."+ },+ {+ "number": "10",+ "name": "CS",+ "type": "input",+ "description": "Serial interface chip select; active low input."+ },+ {+ "number": "11",+ "name": "SCLK",+ "type": "input",+ "description": "Serial interface shift clock input."+ },+ {+ "number": "12",+ "name": "DIN",+ "type": "input",+ "description": "Serial interface data input."+ },+ {+ "number": "13",+ "name": "DRDY",+ "type": "output",+ "description": "Data ready indicator; active low output."+ },+ {+ "number": "14",+ "name": "DOUT/DRDY",+ "type": "tri_state",+ "description": "Dual-function output; serial data output when CS is low, high-impedance when CS is high."+ },+ {+ "number": "15",+ "name": "BYPASS",+ "type": "power_out",+ "description": "Internal regulator bypass output; connect a 1-µF capacitor to DGND."+ },+ {+ "number": "16",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "17",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital power supply; 2.7 V to 5.25 V."+ },+ {+ "number": "18",+ "name": "CLKIN",+ "type": "input",+ "description": "Clock input; connect to DGND for internal oscillator or external clock source (1 to 8 MHz)."+ },+ {+ "number": "19",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "20",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "21",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "22",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "23",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "24",+ "name": "NC",+ "type": "unconnected",+ "description": "No connection; solder for mechanical support or connect to DGND."+ },+ {+ "number": "25",+ "name": "AIN5",+ "type": "input",+ "description": "Analog input 5; differential input range ±VREF/Gain."+ },+ {+ "number": "26",+ "name": "AIN4",+ "type": "input",+ "description": "Analog input 4; differential input range ±VREF/Gain."+ },+ {+ "number": "27",+ "name": "AIN3",+ "type": "bidirectional",+ "description": "Analog input 3; GPIO3, ACX2 output; multiplexed analog input, digital output, and AC excitation signal."+ },+ {+ "number": "28",+ "name": "AIN2",+ "type": "bidirectional",+ "description": "Analog input 2; GPIO2, ACX1 output; multiplexed analog input, digital output, and AC excitation signal."+ },+ {+ "number": "29",+ "name": "AIN1",+ "type": "bidirectional",+ "description": "Analog input 1; GPIO1, ACX2 output; reference input 1 negative; multiplexed functions."+ },+ {+ "number": "30",+ "name": "AIN0",+ "type": "bidirectional",+ "description": "Analog input 0; GPIO0, ACX1 output; reference input 1 positive; multiplexed functions."+ },+ {+ "number": "31",+ "name": "REFN0",+ "type": "bidirectional",+ "description": "Reference input 0 negative; differential reference voltage minimum 0.9 V."+ },+ {+ "number": "32",+ "name": "REFP0",+ "type": "bidirectional",+ "description": "Reference input 0 positive; differential reference voltage minimum 0.9 V."+ },+ {+ "number": "33",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "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-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "exposed pad 33 added from the footprint",+ "dropped thermal pad ['TP'] absent from footprint"+ ],+ "pages_sent": 77,+ "cost_usd": 0.8228,+ "at": "2026-09-23T06:02:53"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads1235",+ "pages": 77,+ "sha256": "1ce4c74bb36cf409",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "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]"+ }+}