PCA9685

@@ -3,8 +3,9 @@   "type": "component",   "slug": "pca9685",   "title": "PCA9685",-  "brief": "16-channel 12-bit PWM driver, I2C, TSSOP-28",+  "brief": "NXP 16-channel 12-bit PWM controller, TSSOP-28. I2C, per-channel duty + phase, the servo-driver chip. Datasheet-verified.",   "version": "0.1.0",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "driver",@@ -15,36 +16,247 @@     "tssop-28",     "nxp"   ],-  "license": "MIT",   "component": {     "mpn": "PCA9685",     "manufacturer": "NXP Semiconductors",     "package": "TSSOP-28",-    "pin_count": null,-    "category": "library",-    "subcategory": "",-    "body_size": null,-    "parts": {},-    "distributor_links": {}+    "pin_count": 28,+    "category": "Driver",+    "subcategory": "16-channel PWM / servo driver (I2C)",+    "datasheet": "https://cdn-shop.adafruit.com/datasheets/PCA9685.pdf",+    "parts": {+      "symbol": "pca9685.kicad_sym",+      "footprint": "pca9685.kicad_mod",+      "model_3d": "pca9685.glb"+    },+    "distributor_links": {},+    "pins": [+      {+        "number": "1",+        "name": "A0",+        "type": "input",+        "description": "I2C-bus hardware address input bit 0. No internal pull-up; must be tied HIGH or LOW."+      },+      {+        "number": "2",+        "name": "A1",+        "type": "input",+        "description": "I2C-bus hardware address input bit 1. No internal pull-up; must be tied HIGH or LOW."+      },+      {+        "number": "3",+        "name": "A2",+        "type": "input",+        "description": "I2C-bus hardware address input bit 2. No internal pull-up; must be tied HIGH or LOW."+      },+      {+        "number": "4",+        "name": "A3",+        "type": "input",+        "description": "I2C-bus hardware address input bit 3. No internal pull-up; must be tied HIGH or LOW."+      },+      {+        "number": "5",+        "name": "A4",+        "type": "input",+        "description": "I2C-bus hardware address input bit 4. No internal pull-up; must be tied HIGH or LOW."+      },+      {+        "number": "6",+        "name": "LED0",+        "type": "output",+        "description": "LED driver channel 0. Software-selectable open-drain (25 mA sink @ 5 V) or totem-pole (25 mA sink / 10 mA source @ 5 V). Default POR state is LOW."+      },+      {+        "number": "7",+        "name": "LED1",+        "type": "output",+        "description": "LED driver channel 1. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "8",+        "name": "LED2",+        "type": "output",+        "description": "LED driver channel 2. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "9",+        "name": "LED3",+        "type": "output",+        "description": "LED driver channel 3. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "10",+        "name": "LED4",+        "type": "output",+        "description": "LED driver channel 4. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "11",+        "name": "LED5",+        "type": "output",+        "description": "LED driver channel 5. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "12",+        "name": "LED6",+        "type": "output",+        "description": "LED driver channel 6. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "13",+        "name": "LED7",+        "type": "output",+        "description": "LED driver channel 7. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "14",+        "name": "VSS",+        "type": "power_in",+        "description": "Supply ground (0 V reference)."+      },+      {+        "number": "15",+        "name": "LED8",+        "type": "output",+        "description": "LED driver channel 8. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "16",+        "name": "LED9",+        "type": "output",+        "description": "LED driver channel 9. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "17",+        "name": "LED10",+        "type": "output",+        "description": "LED driver channel 10. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "18",+        "name": "LED11",+        "type": "output",+        "description": "LED driver channel 11. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "19",+        "name": "LED12",+        "type": "output",+        "description": "LED driver channel 12. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "20",+        "name": "LED13",+        "type": "output",+        "description": "LED driver channel 13. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "21",+        "name": "LED14",+        "type": "output",+        "description": "LED driver channel 14. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "22",+        "name": "LED15",+        "type": "output",+        "description": "LED driver channel 15. Software-selectable open-drain or totem-pole; 25 mA sink / 10 mA source at 5 V."+      },+      {+        "number": "23",+        "name": "OE",+        "type": "input",+        "description": "Active-LOW output enable. When HIGH the LEDn outputs are programmable to logic 1, logic 0 (default at power-up), or high-impedance. Can be toggled to externally PWM/blink all outputs."+      },+      {+        "number": "24",+        "name": "A5",+        "type": "input",+        "description": "I2C-bus hardware address input bit 5. No internal pull-up; must be tied HIGH or LOW."+      },+      {+        "number": "25",+        "name": "EXTCLK",+        "type": "input",+        "description": "External clock input (50 MHz max). Replaces the internal 25 MHz oscillator when enabled; must be grounded when not used."+      },+      {+        "number": "26",+        "name": "SCL",+        "type": "input",+        "description": "I2C-bus serial clock line. Fast-mode Plus (Fm+, up to 1 MHz) compatible; requires external pull-up."+      },+      {+        "number": "27",+        "name": "SDA",+        "type": "bidirectional",+        "description": "I2C-bus serial data line. Open-drain with 30 mA sink capability for driving high-capacitance buses (up to 4000 pF); requires external pull-up."+      },+      {+        "number": "28",+        "name": "VDD",+        "type": "power_in",+        "description": "Supply voltage, 2.3 V to 5.5 V. Inputs and LED outputs are 5.5 V tolerant."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://cdn-shop.adafruit.com/datasheets/PCA9685.pdf",+        "pages": 52,+        "sha256": "237d47f339cac4c3",+        "source_tier": "mfr"+      },+      "cad": "KiCad official (CC-BY-SA 4.0)",+      "pins": {+        "total": 28,+        "described": 28,+        "cites_pages": true,+        "refuses_to_fabricate": true+      }+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }   },-  "readme": "# PCA9685\n\n16-channel 12-bit PWM driver, I2C, TSSOP-28\n\nThe PCA9685 is a 16-channel, 12-bit PWM controller from NXP with I2C interface. Used to control LEDs or servos with 12-bit resolution per channel. Up to 62 devices chainable for 992 PWM outputs.",+  "metadata": {+    "specs": {+      "Type": "16-channel 12-bit PWM controller",+      "Channels": "16 (independent duty + phase)",+      "Resolution": "12-bit per channel",+      "PWM frequency": "24 Hz to 1526 Hz (shared)",+      "Interface": "I2C up to 1 MHz",+      "Address pins": "6 (up to 62 on a bus)",+      "Output drive": "~10-25 mA per channel",+      "Package": "TSSOP-28"+    }+  },+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "pca9685",+    "16 channel pwm",+    "servo driver",+    "i2c pwm controller",+    "led pwm driver"+  ],+  "discovery_pitch": "PCA9685 16-channel 12-bit I2C PWM controller (TSSOP-28) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",   "author": {-    "name": "Kyle Bergstedt",-    "email": "[email protected]"+    "name": "Ray",+    "email": "[email protected]"   },-  "visibility": "public",+  "dependencies": {},   "hero": {     "type": "image",     "path": "docs/hero.png"   },-  "sample_prompts": [],-  "discovery_triggers": [],-  "discovery_pitch": null,-  "metadata": {},-  "created_at": "2026-05-28T05:34:04.613Z",-  "updated_at": "2026-05-28T05:34:04.613Z",-  "description": "NXP 16-channel 12-bit PWM controller, TSSOP-28. I2C, per-channel duty + phase, the servo-driver chip. Datasheet-verified.",-  "dependencies": {},   "files": [     "page.json",     "README.md",