component
CD74ACT161M96
Public Made by Adomby adom
Texas Instruments Counters, Dividers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+52@@ -0,0 +1,52 @@+# CD74ACT161M96++**Texas Instruments** · Counters, Dividers · SOIC-16++CD74ACT161M96 from Texas Instruments, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | CLR | input | Asynchronous clear input; low level sets all four flip-flop outputs low regardless of other inputs. |+| 2 | CLK | input | Buffered clock input; triggers the four flip-flops on the rising edge of the clock waveform. |+| 3 | A | input | Preset data input A; defines the preset value for output bit A when LOAD is low. |+| 4 | B | input | Preset data input B; defines the preset value for output bit B when LOAD is low. |+| 5 | C | input | Preset data input C; defines the preset value for output bit C when LOAD is low. |+| 6 | D | input | Preset data input D; defines the preset value for output bit D when LOAD is low. |+| 7 | ENP | input | Parallel count enable input; counter counts only when both ENP and ENT are high. |+| 8 | GND | power_in | Ground; 0 V reference voltage. |+| 9 | LOAD | input | Load input; low level synchronously presets counter outputs to match preset data inputs on next clock pulse. |+| 10 | ENT | input | Terminal count enable input; counter counts when both ENP and ENT are high; fed forward to enable RCO. |+| 11 | QD | output | 4-bit binary counter output bit D (most significant bit). |+| 12 | QC | output | 4-bit binary counter output bit C. |+| 13 | QB | output | 4-bit binary counter output bit B. |+| 14 | QA | output | 4-bit binary counter output bit A (least significant bit). |+| 15 | RCO | output | Ripple-carry output; produces high-level pulse when counter reaches terminal count (maximum value) and ENT is high. |+| 16 | VCC | power_in | Positive supply voltage; 4.5 V to 5.5 V recommended operating range. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Logic |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `CD74ACT161M96`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `cd74act161m96-etched.step` / `cd74act161m96-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd74act161m96.step` / `cd74act161m96.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/cd74act161) (18 pp, sha256 `131692bc612740db`, retrieved 2026-10-07, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (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/cd74act161m96-datasheet.pdf)
page.jsonadded+245@@ -0,0 +1,245 @@+{+ "slug": "cd74act161m96",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Counters, Dividers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "cd74act161m96",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cd74act161m96.kicad_sym",+ "cd74act161m96.kicad_mod",+ "cd74act161m96.glb",+ "cd74act161m96.step",+ "cd74act161m96.lbr",+ "docs/hero.png",+ "docs/cd74act161m96-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "cd74act161m96-hero.glb",+ "cd74act161m96-hero.overlay.json"+ ],+ "component": {+ "mpn": "CD74ACT161M96",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Logic",+ "subcategory": "Counters, Dividers",+ "datasheet": "https://www.ti.com/cn/lit/gpn/cd74act161",+ "parts": {+ "symbol": "cd74act161m96.kicad_sym",+ "footprint": "cd74act161m96.kicad_mod",+ "model_3d": "cd74act161m96-hero.glb",+ "model_3d_plain": "cd74act161m96.glb",+ "model_3d_step": "cd74act161m96-etched.step",+ "model_3d_step_plain": "cd74act161m96.step",+ "lbr": "cd74act161m96.lbr"+ },+ "distributor_links": {+ "lcsc": "C2675440",+ "digikey": "296-31551-2-ND",+ "mouser": "595-CD74ACT161M96"+ },+ "distributor_check": {+ "checked_at": "2026-10-07T02:17:00Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-31551-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-CD74ACT161M96",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "CLR",+ "type": "input",+ "description": "Asynchronous clear input; low level sets all four flip-flop outputs low regardless of other inputs."+ },+ {+ "number": "2",+ "name": "CLK",+ "type": "input",+ "description": "Buffered clock input; triggers the four flip-flops on the rising edge of the clock waveform."+ },+ {+ "number": "3",+ "name": "A",+ "type": "input",+ "description": "Preset data input A; defines the preset value for output bit A when LOAD is low."+ },+ {+ "number": "4",+ "name": "B",+ "type": "input",+ "description": "Preset data input B; defines the preset value for output bit B when LOAD is low."+ },+ {+ "number": "5",+ "name": "C",+ "type": "input",+ "description": "Preset data input C; defines the preset value for output bit C when LOAD is low."+ },+ {+ "number": "6",+ "name": "D",+ "type": "input",+ "description": "Preset data input D; defines the preset value for output bit D when LOAD is low."+ },+ {+ "number": "7",+ "name": "ENP",+ "type": "input",+ "description": "Parallel count enable input; counter counts only when both ENP and ENT are high."+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Ground; 0 V reference voltage."+ },+ {+ "number": "9",+ "name": "LOAD",+ "type": "input",+ "description": "Load input; low level synchronously presets counter outputs to match preset data inputs on next clock pulse."+ },+ {+ "number": "10",+ "name": "ENT",+ "type": "input",+ "description": "Terminal count enable input; counter counts when both ENP and ENT are high; fed forward to enable RCO."+ },+ {+ "number": "11",+ "name": "QD",+ "type": "output",+ "description": "4-bit binary counter output bit D (most significant bit)."+ },+ {+ "number": "12",+ "name": "QC",+ "type": "output",+ "description": "4-bit binary counter output bit C."+ },+ {+ "number": "13",+ "name": "QB",+ "type": "output",+ "description": "4-bit binary counter output bit B."+ },+ {+ "number": "14",+ "name": "QA",+ "type": "output",+ "description": "4-bit binary counter output bit A (least significant bit)."+ },+ {+ "number": "15",+ "name": "RCO",+ "type": "output",+ "description": "Ripple-carry output; produces high-level pulse when counter reaches terminal count (maximum value) and ENT is high."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply voltage; 4.5 V to 5.5 V recommended operating range."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 18,+ "cost_usd": 0.1364,+ "at": "2026-10-07T02:16:45"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/cd74act161",+ "pages": 18,+ "sha256": "131692bc612740db",+ "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"+ },+ "models_3d": [+ {+ "file": "cd74act161m96.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "cd74act161m96-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "23bb5f0e4b71a99808801acd27b14ae757fde72196e8144aaa628e82e1ad678a",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}