ADS7828

@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "ads7828",+  "title": "ADS7828",+  "brief": "TI 12-bit, 8-channel, I2C SAR ADC, TSSOP-16. Internal 2.5 V reference, up to 50 kSPS. Datasheet-verified.",   "version": "0.1.0",-  "type": "component",-  "description": "TI 12-bit, 8-channel, I2C SAR ADC, TSSOP-16. Internal 2.5 V reference, up to 50 kSPS. Datasheet-verified.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "data-converter",@@ -13,6 +16,170 @@     "tssop-16",     "texas-instruments"   ],+  "component": {+    "mpn": "ADS7828",+    "manufacturer": "Texas Instruments",+    "package": "TSSOP-16",+    "pin_count": 16,+    "category": "Data Converter",+    "subcategory": "SAR ADC",+    "datasheet": "https://www.ti.com/lit/ds/symlink/ads7828.pdf",+    "parts": {+      "symbol": "ads7828.kicad_sym",+      "footprint": "ads7828.kicad_mod",+      "model_3d": "ads7828.glb",+      "model_3d_step": "ads7828.step",+      "lbr": "ads7828.lbr"+    },+    "distributor_links": {},+    "pins": [+      {+        "number": "1",+        "name": "CH0",+        "type": "input",+        "description": "Analog input channel 0. Selectable through the 8-channel multiplexer; input range 0 to VREF referenced to COM (or ground in single-ended mode)."+      },+      {+        "number": "2",+        "name": "CH1",+        "type": "input",+        "description": "Analog input channel 1. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "3",+        "name": "CH2",+        "type": "input",+        "description": "Analog input channel 2. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "4",+        "name": "CH3",+        "type": "input",+        "description": "Analog input channel 3. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "5",+        "name": "CH4",+        "type": "input",+        "description": "Analog input channel 4. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "6",+        "name": "CH5",+        "type": "input",+        "description": "Analog input channel 5. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "7",+        "name": "CH6",+        "type": "input",+        "description": "Analog input channel 6. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "8",+        "name": "CH7",+        "type": "input",+        "description": "Analog input channel 7. Selectable through the 8-channel multiplexer; input range 0 to VREF."+      },+      {+        "number": "9",+        "name": "GND",+        "type": "power_in",+        "description": "Analog ground reference for the device. Connect to the system analog ground plane."+      },+      {+        "number": "10",+        "name": "REFIN/REFOUT",+        "type": "bidirectional",+        "description": "Internal +2.5V reference output / external reference input. Drives out the internal 2.5V reference when the internal reference is enabled; otherwise accepts an external reference between 0.05V and VDD. Bypass with a decoupling capacitor when using the internal reference."+      },+      {+        "number": "11",+        "name": "COM",+        "type": "input",+        "description": "Common input to the analog multiplexer. Acts as the negative input for the ADC in single-ended mode (typically tied to GND) and as a shared reference for pseudo-differential channel pairs."+      },+      {+        "number": "12",+        "name": "A0",+        "type": "input",+        "description": "I2C slave address bit 0 (LSB). Combined with the fixed prefix 10010 and A1 to form the 7-bit device address. CMOS logic level, referenced to VDD."+      },+      {+        "number": "13",+        "name": "A1",+        "type": "input",+        "description": "I2C slave address bit 1. Combined with the fixed prefix 10010 and A0 to form the 7-bit device address, allowing up to four ADS7828 devices on a single I2C bus."+      },+      {+        "number": "14",+        "name": "SCL",+        "type": "input",+        "description": "I2C serial clock input. Supports Standard (100kHz), Fast (400kHz), and High-Speed (3.4MHz) modes. Open-drain bus, requires an external pull-up resistor to VDD."+      },+      {+        "number": "15",+        "name": "SDA",+        "type": "bidirectional",+        "description": "I2C serial data line. Open-drain, minimum 3mA sink capability; requires an external pull-up resistor to VDD. Carries command bytes and 12-bit conversion results."+      },+      {+        "number": "16",+        "name": "VDD",+        "type": "power_in",+        "description": "Power supply input, 2.7V to 5.25V (3.3V nominal). Bypass with a ceramic decoupling capacitor to GND close to the pin."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://www.ti.com/lit/ds/symlink/ads7828.pdf",+        "pages": 23,+        "sha256": "5d561f2383b6725b",+        "source_tier": "mfr"+      },+      "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"+    }+  },+  "metadata": {+    "specs": {+      "Type": "12-bit SAR ADC",+      "Channels": "8 single-ended / 4 differential",+      "Interface": "I2C (2 address pins)",+      "Throughput": "Up to 50 kSPS",+      "Reference": "Internal 2.5 V or external",+      "Supply": "2.7-5 V",+      "Package": "TSSOP-16"+    }+  },+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "ads7828",+    "12-bit i2c adc",+    "8 channel adc",+    "sar adc i2c"+  ],+  "discovery_pitch": "TI ADS7828 12-bit 8-channel I2C SAR ADC (TSSOP-16) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  },   "dependencies": {},   "hero": {     "type": "image",@@ -30,10 +197,5 @@     "docs/ads7828-datasheet.pdf",     "viewers/symbol.html",     "viewers/footprint.html"-  ],-  "visibility": "public",-  "author": {-    "name": "Ray",-    "email": "[email protected]"-  }+  ] }\ No newline at end of file