component
CD74HC4046AM
Public Made by Adomby adom
Texas Instruments Clock Generators, PLLs, Frequency Synthesizers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# CD74HC4046AM++**Texas Instruments** · Clock Generators, PLLs, Frequency Synthesizers · SOIC-16++CD74HC4046AM from Texas Instruments, in a SOIC-16. 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 | PCPOUT | output | Phase Comparator Pulse Output; indicates locked condition when HIGH. |+| 2 | PC1OUT | output | Phase Comparator 1 Output from Exclusive-OR logic. |+| 3 | COMPIN | input | Comparator Input common to all three phase comparators. |+| 4 | VCOOUT | output | VCO Output with 50% duty factor. |+| 5 | INH | input | Inhibit Input; LOW enables VCO and demodulator, HIGH disables for low standby power. |+| 6 | C1A | passive | Capacitor C1 Connection A; connect external frequency-setting capacitor between C1A and C1B. |+| 7 | C1B | passive | Capacitor C1 Connection B; connect external frequency-setting capacitor between C1A and C1B. |+| 8 | GND | power_in | Ground (0V reference). |+| 9 | VCOIN | input | VCO Input control voltage; valid operating range 1.1V to VCC-0.9V. |+| 10 | DEMOUT | output | Demodulator Output; high impedance if unused, load with resistor RS greater than 300kΩ if used. |+| 11 | R1 | passive | Resistor R1 Connection; external resistor 3kΩ to 300kΩ from R1 to GND sets VCO frequency range. |+| 12 | R2 | passive | Resistor R2 Connection; external resistor 3kΩ to 300kΩ from R2 to GND provides frequency offset. |+| 13 | PC2OUT | tri_state | Phase Comparator 2 Output from edge-triggered phase and frequency detector; three-state output. |+| 14 | SIGIN | input | Signal Input common to all three phase comparators; DC or AC coupled operation. |+| 15 | PC3OUT | output | Phase Comparator 3 Output from positive edge-triggered RS flip-flop. |+| 16 | VCC | power_in | Positive Supply Voltage; HC types operate from 2V to 6V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Clock/Timing |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `CD74HC4046AM`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `cd74hc4046am-etched.step` / `cd74hc4046am-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd74hc4046am.step` / `cd74hc4046am.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/cd74hc4046a) (36 pp, sha256 `047ac408a2e3bcfc`, retrieved 2026-09-22, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/cd74hc4046am-datasheet.pdf)
page.jsonadded+189@@ -0,0 +1,189 @@+{+ "slug": "cd74hc4046am",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Clock Generators, PLLs, Frequency Synthesizers, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "clock-timing",+ "cd74hc4046am",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cd74hc4046am.kicad_sym",+ "cd74hc4046am.kicad_mod",+ "cd74hc4046am.glb",+ "cd74hc4046am.step",+ "cd74hc4046am.lbr",+ "docs/hero.png",+ "docs/cd74hc4046am-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "CD74HC4046AM",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Clock/Timing",+ "subcategory": "Clock Generators, PLLs, Frequency Synthesizers",+ "datasheet": "https://www.ti.com/cn/lit/gpn/cd74hc4046a",+ "parts": {+ "symbol": "cd74hc4046am.kicad_sym",+ "footprint": "cd74hc4046am.kicad_mod",+ "model_3d": "cd74hc4046am-etched.glb",+ "model_3d_plain": "cd74hc4046am.glb",+ "model_3d_step": "cd74hc4046am-etched.step",+ "model_3d_step_plain": "cd74hc4046am.step",+ "lbr": "cd74hc4046am.lbr"+ },+ "distributor_links": {+ "lcsc": "C1519916"+ },+ "pins": [+ {+ "number": "1",+ "name": "PCPOUT",+ "type": "output",+ "description": "Phase Comparator Pulse Output; indicates locked condition when HIGH."+ },+ {+ "number": "2",+ "name": "PC1OUT",+ "type": "output",+ "description": "Phase Comparator 1 Output from Exclusive-OR logic."+ },+ {+ "number": "3",+ "name": "COMPIN",+ "type": "input",+ "description": "Comparator Input common to all three phase comparators."+ },+ {+ "number": "4",+ "name": "VCOOUT",+ "type": "output",+ "description": "VCO Output with 50% duty factor."+ },+ {+ "number": "5",+ "name": "INH",+ "type": "input",+ "description": "Inhibit Input; LOW enables VCO and demodulator, HIGH disables for low standby power."+ },+ {+ "number": "6",+ "name": "C1A",+ "type": "passive",+ "description": "Capacitor C1 Connection A; connect external frequency-setting capacitor between C1A and C1B."+ },+ {+ "number": "7",+ "name": "C1B",+ "type": "passive",+ "description": "Capacitor C1 Connection B; connect external frequency-setting capacitor between C1A and C1B."+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Ground (0V reference)."+ },+ {+ "number": "9",+ "name": "VCOIN",+ "type": "input",+ "description": "VCO Input control voltage; valid operating range 1.1V to VCC-0.9V."+ },+ {+ "number": "10",+ "name": "DEMOUT",+ "type": "output",+ "description": "Demodulator Output; high impedance if unused, load with resistor RS greater than 300kΩ if used."+ },+ {+ "number": "11",+ "name": "R1",+ "type": "passive",+ "description": "Resistor R1 Connection; external resistor 3kΩ to 300kΩ from R1 to GND sets VCO frequency range."+ },+ {+ "number": "12",+ "name": "R2",+ "type": "passive",+ "description": "Resistor R2 Connection; external resistor 3kΩ to 300kΩ from R2 to GND provides frequency offset."+ },+ {+ "number": "13",+ "name": "PC2OUT",+ "type": "tri_state",+ "description": "Phase Comparator 2 Output from edge-triggered phase and frequency detector; three-state output."+ },+ {+ "number": "14",+ "name": "SIGIN",+ "type": "input",+ "description": "Signal Input common to all three phase comparators; DC or AC coupled operation."+ },+ {+ "number": "15",+ "name": "PC3OUT",+ "type": "output",+ "description": "Phase Comparator 3 Output from positive edge-triggered RS flip-flop."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive Supply Voltage; HC types operate from 2V to 6V."+ }+ ],+ "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-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 36,+ "cost_usd": 0.3374,+ "at": "2026-09-22T08:29:35"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/cd74hc4046a",+ "pages": 36,+ "sha256": "047ac408a2e3bcfc",+ "source_tier": "lcsc"+ },+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}