SN74HC283

@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "sn74hc283",+  "title": "SN74HC283",+  "brief": "TI 4-bit binary full adder with fast carry, SOIC-16. Adds two 4-bit numbers + carry-in, cascadable. HC 2-6 V. Datasheet-verified.",   "version": "0.1.0",-  "type": "component",-  "description": "TI 4-bit binary full adder with fast carry, SOIC-16. Adds two 4-bit numbers + carry-in, cascadable. HC 2-6 V. Datasheet-verified.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "logic",@@ -12,6 +15,170 @@     "soic-16",     "texas-instruments"   ],+  "component": {+    "mpn": "SN74HC283",+    "manufacturer": "Texas Instruments",+    "package": "SOIC-16",+    "pin_count": 16,+    "category": "Logic IC",+    "subcategory": "4-bit binary full adder",+    "datasheet": "https://www.ti.com/lit/ds/symlink/cd74hc283.pdf",+    "parts": {+      "symbol": "sn74hc283.kicad_sym",+      "footprint": "sn74hc283.kicad_mod",+      "model_3d": "sn74hc283.glb"+    },+    "distributor_links": {},+    "pins": [+      {+        "number": "1",+        "name": "S1",+        "type": "output",+        "description": "Sum bit 1 output. Bit 1 of the 4-bit binary sum of the A and B operands including the carry-in."+      },+      {+        "number": "2",+        "name": "B1",+        "type": "input",+        "description": "Bit 1 of the B operand (4-bit binary addend). CMOS logic input."+      },+      {+        "number": "3",+        "name": "A1",+        "type": "input",+        "description": "Bit 1 of the A operand (4-bit binary augend). CMOS logic input."+      },+      {+        "number": "4",+        "name": "S0",+        "type": "output",+        "description": "Sum bit 0 (least-significant) output. Bit 0 of the 4-bit binary sum of the A and B operands including the carry-in."+      },+      {+        "number": "5",+        "name": "A0",+        "type": "input",+        "description": "Bit 0 (least-significant) of the A operand (4-bit binary augend). CMOS logic input."+      },+      {+        "number": "6",+        "name": "B0",+        "type": "input",+        "description": "Bit 0 (least-significant) of the B operand (4-bit binary addend). CMOS logic input."+      },+      {+        "number": "7",+        "name": "CIN",+        "type": "input",+        "description": "Carry input. Carry from a lower-order adder stage; tie to GND when the SN74HC283 is used as the least-significant slice of a wider adder."+      },+      {+        "number": "8",+        "name": "GND",+        "type": "power_in",+        "description": "Ground reference (0 V) for logic and supply currents."+      },+      {+        "number": "9",+        "name": "COUT",+        "type": "output",+        "description": "Carry output. Carry generated from the four-bit addition; connects to the CIN of the next higher-order adder stage for cascaded expansion."+      },+      {+        "number": "10",+        "name": "S3",+        "type": "output",+        "description": "Sum bit 3 (most-significant) output. Bit 3 of the 4-bit binary sum of the A and B operands including the carry-in."+      },+      {+        "number": "11",+        "name": "B3",+        "type": "input",+        "description": "Bit 3 (most-significant) of the B operand (4-bit binary addend). CMOS logic input."+      },+      {+        "number": "12",+        "name": "A3",+        "type": "input",+        "description": "Bit 3 (most-significant) of the A operand (4-bit binary augend). CMOS logic input."+      },+      {+        "number": "13",+        "name": "S2",+        "type": "output",+        "description": "Sum bit 2 output. Bit 2 of the 4-bit binary sum of the A and B operands including the carry-in."+      },+      {+        "number": "14",+        "name": "A2",+        "type": "input",+        "description": "Bit 2 of the A operand (4-bit binary augend). CMOS logic input."+      },+      {+        "number": "15",+        "name": "B2",+        "type": "input",+        "description": "Bit 2 of the B operand (4-bit binary addend). CMOS logic input."+      },+      {+        "number": "16",+        "name": "VCC",+        "type": "power_in",+        "description": "Positive supply voltage. HC types: 2 V to 6 V. HCT types: 4.5 V to 5.5 V. Bypass with a 0.1 uF ceramic capacitor to GND close to the pin."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://www.ti.com/lit/ds/symlink/cd74hc283.pdf",+        "pages": 20,+        "sha256": "3e7d71c958d64074",+        "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": "4-bit binary full adder",+      "Adds": "two 4-bit words + carry-in",+      "Outputs": "4-bit sum (S0-S3) + carry-out",+      "Carry": "internal look-ahead (fast)",+      "Cascade": "COUT to next CIN",+      "Logic family": "HC (high-speed CMOS)",+      "Supply voltage": "2-6 V",+      "Package": "SOIC-16"+    }+  },+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "sn74hc283",+    "74hc283",+    "4-bit adder",+    "binary adder",+    "full adder ic"+  ],+  "discovery_pitch": "SN74HC283 4-bit binary full adder (SOIC-16) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  },   "dependencies": {},   "hero": {     "type": "image",@@ -27,10 +194,5 @@     "docs/sn74hc283-datasheet.pdf",     "viewers/symbol.html",     "viewers/footprint.html"-  ],-  "visibility": "public",-  "author": {-    "name": "Ray",-    "email": "[email protected]"-  }+  ] }\ No newline at end of file