component
74HC123D
Public Made by Adomby adom
Nexperia Monostable Multivibrators, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+164−8@@ -1,13 +1,174 @@ {+ "schema_version": 1,+ "type": "component", "slug": "74hc123d",+ "title": "74HC123D",+ "brief": "Nexperia Monostable Multivibrators, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Nexperia Monostable Multivibrators, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "logic", "74hc123d" ],+ "component": {+ "mpn": "74HC123D",+ "manufacturer": "Nexperia",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Logic",+ "subcategory": "Monostable Multivibrators",+ "datasheet": "https://assets.nexperia.com/documents/data-sheet/74HC123D.pdf",+ "parts": {+ "symbol": "74hc123d.kicad_sym",+ "footprint": "74hc123d.kicad_mod",+ "model_3d": "74hc123d.glb",+ "model_3d_step": "74hc123d.step",+ "lbr": "74hc123d.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "1A",+ "type": "input",+ "description": "Negative-edge triggered input for monostable 1 (Schmitt-trigger input). A HIGH-to-LOW transition on 1A triggers a pulse when 1B is HIGH and 1RD is HIGH."+ },+ {+ "number": "2",+ "name": "1B",+ "type": "input",+ "description": "Positive-edge triggered input for monostable 1 (Schmitt-trigger input). A LOW-to-HIGH transition on 1B triggers a pulse when 1A is LOW and 1RD is HIGH."+ },+ {+ "number": "3",+ "name": "1RD",+ "type": "input",+ "description": "Direct reset (active LOW) and positive-edge triggered input for monostable 1. Driving LOW terminates the output pulse; a LOW-to-HIGH transition can also trigger a pulse."+ },+ {+ "number": "4",+ "name": "1Q",+ "type": "output",+ "description": "Active LOW inverted output of monostable 1. Complement of 1Q; goes HIGH during the timed output pulse."+ },+ {+ "number": "5",+ "name": "2Q",+ "type": "output",+ "description": "Active HIGH output of monostable 2. Goes HIGH for the programmed pulse width when triggered."+ },+ {+ "number": "6",+ "name": "2CEXT",+ "type": "passive",+ "description": "External timing capacitor connection for monostable 2. Connect CEXT between this pin and 2REXT/CEXT (pin 7); pulse width = K x REXT x CEXT."+ },+ {+ "number": "7",+ "name": "2REXT/CEXT",+ "type": "passive",+ "description": "External timing resistor and capacitor connection for monostable 2. REXT ties from this pin to VCC (2 kOhm to 1000 kOhm typical); CEXT ties from this pin to 2CEXT (pin 6)."+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference (0 V)."+ },+ {+ "number": "9",+ "name": "2A",+ "type": "input",+ "description": "Negative-edge triggered input for monostable 2 (Schmitt-trigger input). A HIGH-to-LOW transition on 2A triggers a pulse when 2B is HIGH and 2RD is HIGH."+ },+ {+ "number": "10",+ "name": "2B",+ "type": "input",+ "description": "Positive-edge triggered input for monostable 2 (Schmitt-trigger input). A LOW-to-HIGH transition on 2B triggers a pulse when 2A is LOW and 2RD is HIGH."+ },+ {+ "number": "11",+ "name": "2RD",+ "type": "input",+ "description": "Direct reset (active LOW) and positive-edge triggered input for monostable 2. Driving LOW terminates the output pulse; a LOW-to-HIGH transition can also trigger a pulse."+ },+ {+ "number": "12",+ "name": "2Q",+ "type": "output",+ "description": "Active LOW inverted output of monostable 2. Complement of 2Q; goes HIGH during the timed output pulse."+ },+ {+ "number": "13",+ "name": "1Q",+ "type": "output",+ "description": "Active HIGH output of monostable 1. Goes HIGH for the programmed pulse width when triggered."+ },+ {+ "number": "14",+ "name": "1CEXT",+ "type": "passive",+ "description": "External timing capacitor connection for monostable 1. Connect CEXT between this pin and 1REXT/CEXT (pin 15); pulse width = K x REXT x CEXT."+ },+ {+ "number": "15",+ "name": "1REXT/CEXT",+ "type": "passive",+ "description": "External timing resistor and capacitor connection for monostable 1. REXT ties from this pin to VCC (2 kOhm to 1000 kOhm typical); CEXT ties from this pin to 1CEXT (pin 14)."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage. 2.0 V to 6.0 V (74HC123) or 4.5 V to 5.5 V (74HCT123). Absolute maximum 7 V."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://assets.nexperia.com/documents/data-sheet/74HC123D.pdf",+ "pages": 20,+ "sha256": "0b5ba7a32cf4830a",+ "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": {+ "Manufacturer": "Nexperia",+ "Package": "SOIC-16",+ "Category": "Logic",+ "Pins": "16"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "74hc123d"+ ],+ "discovery_pitch": "74HC123D (Nexperia) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +186,5 @@ "docs/74hc123d-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }