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CD4556BM96
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Texas Instruments Signal Switches, Multiplexers, Decoders, 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 @@+# CD4556BM96++**Texas Instruments** · Signal Switches, Multiplexers, Decoders · SOIC-16++CD4556BM96 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 | E1 | input | Enable input (active-low symbol E-bar) of decoder 1; when high all outputs of the CD4556B remain high regardless of A and B. |+| 2 | A1 | input | Select input A of decoder 1; input voltage range -0.5V to VDD+0.5V. |+| 3 | B1 | input | Select input B of decoder 1; input voltage range -0.5V to VDD+0.5V. |+| 4 | Q0_1 | output | Decoder 1 output Q0-bar, low when selected (A=0, B=0, E=0) on the CD4556B. |+| 5 | Q1_1 | output | Decoder 1 output Q1-bar, low when selected (A=1, B=0, E=0) on the CD4556B. |+| 6 | Q2_1 | output | Decoder 1 output Q2-bar, low when selected (A=0, B=1, E=0) on the CD4556B. |+| 7 | Q3_1 | output | Decoder 1 output Q3-bar, low when selected (A=1, B=1, E=0) on the CD4556B. |+| 8 | VSS | power_in | Ground / negative supply terminal; voltages are referenced to VSS. |+| 9 | Q3_2 | output | Decoder 2 output Q3-bar, low when selected (A=1, B=1, E=0) on the CD4556B. |+| 10 | Q2_2 | output | Decoder 2 output Q2-bar, low when selected (A=0, B=1, E=0) on the CD4556B. |+| 11 | Q1_2 | output | Decoder 2 output Q1-bar, low when selected (A=1, B=0, E=0) on the CD4556B. |+| 12 | Q0_2 | output | Decoder 2 output Q0-bar, low when selected (A=0, B=0, E=0) on the CD4556B. |+| 13 | B2 | input | Select input B of decoder 2; input voltage range -0.5V to VDD+0.5V. |+| 14 | A2 | input | Select input A of decoder 2; input voltage range -0.5V to VDD+0.5V. |+| 15 | E2 | input | Enable input (E-bar) of decoder 2; when high all outputs of the CD4556B remain high regardless of A and B. |+| 16 | VDD | power_in | Positive supply; recommended 3V to 18V, absolute maximum -0.5V to +20V referenced to VSS. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Logic |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `CD4556BM96`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `cd4556bm96-etched.step` / `cd4556bm96-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd4556bm96.step` / `cd4556bm96.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/cd4556b) (21 pp, sha256 `1e542db81c29dfa1`, retrieved 2026-10-05, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (vision), consensus `claude-opus-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/cd4556bm96-datasheet.pdf)
page.jsonadded+208@@ -0,0 +1,208 @@+{+ "slug": "cd4556bm96",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Signal Switches, Multiplexers, Decoders, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "cd4556bm96",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cd4556bm96.kicad_sym",+ "cd4556bm96.kicad_mod",+ "cd4556bm96.glb",+ "cd4556bm96.step",+ "cd4556bm96.lbr",+ "docs/hero.png",+ "docs/cd4556bm96-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "cd4556bm96-hero.glb",+ "cd4556bm96-hero.overlay.json"+ ],+ "component": {+ "mpn": "CD4556BM96",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Logic",+ "subcategory": "Signal Switches, Multiplexers, Decoders",+ "datasheet": "https://www.ti.com/cn/lit/gpn/cd4556b",+ "parts": {+ "symbol": "cd4556bm96.kicad_sym",+ "footprint": "cd4556bm96.kicad_mod",+ "model_3d": "cd4556bm96-hero.glb",+ "model_3d_plain": "cd4556bm96.glb",+ "model_3d_step": "cd4556bm96-etched.step",+ "model_3d_step_plain": "cd4556bm96.step",+ "lbr": "cd4556bm96.lbr"+ },+ "distributor_links": {+ "lcsc": 2674436,+ "digikey": "296-31541-2-ND",+ "mouser": "595-CD4556BM96"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T22:31:00Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-31541-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-CD4556BM96",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "E1",+ "type": "input",+ "description": "Enable input (active-low symbol E-bar) of decoder 1; when high all outputs of the CD4556B remain high regardless of A and B."+ },+ {+ "number": "2",+ "name": "A1",+ "type": "input",+ "description": "Select input A of decoder 1; input voltage range -0.5V to VDD+0.5V."+ },+ {+ "number": "3",+ "name": "B1",+ "type": "input",+ "description": "Select input B of decoder 1; input voltage range -0.5V to VDD+0.5V."+ },+ {+ "number": "4",+ "name": "Q0_1",+ "type": "output",+ "description": "Decoder 1 output Q0-bar, low when selected (A=0, B=0, E=0) on the CD4556B."+ },+ {+ "number": "5",+ "name": "Q1_1",+ "type": "output",+ "description": "Decoder 1 output Q1-bar, low when selected (A=1, B=0, E=0) on the CD4556B."+ },+ {+ "number": "6",+ "name": "Q2_1",+ "type": "output",+ "description": "Decoder 1 output Q2-bar, low when selected (A=0, B=1, E=0) on the CD4556B."+ },+ {+ "number": "7",+ "name": "Q3_1",+ "type": "output",+ "description": "Decoder 1 output Q3-bar, low when selected (A=1, B=1, E=0) on the CD4556B."+ },+ {+ "number": "8",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground / negative supply terminal; voltages are referenced to VSS."+ },+ {+ "number": "9",+ "name": "Q3_2",+ "type": "output",+ "description": "Decoder 2 output Q3-bar, low when selected (A=1, B=1, E=0) on the CD4556B."+ },+ {+ "number": "10",+ "name": "Q2_2",+ "type": "output",+ "description": "Decoder 2 output Q2-bar, low when selected (A=0, B=1, E=0) on the CD4556B."+ },+ {+ "number": "11",+ "name": "Q1_2",+ "type": "output",+ "description": "Decoder 2 output Q1-bar, low when selected (A=1, B=0, E=0) on the CD4556B."+ },+ {+ "number": "12",+ "name": "Q0_2",+ "type": "output",+ "description": "Decoder 2 output Q0-bar, low when selected (A=0, B=0, E=0) on the CD4556B."+ },+ {+ "number": "13",+ "name": "B2",+ "type": "input",+ "description": "Select input B of decoder 2; input voltage range -0.5V to VDD+0.5V."+ },+ {+ "number": "14",+ "name": "A2",+ "type": "input",+ "description": "Select input A of decoder 2; input voltage range -0.5V to VDD+0.5V."+ },+ {+ "number": "15",+ "name": "E2",+ "type": "input",+ "description": "Enable input (E-bar) of decoder 2; when high all outputs of the CD4556B remain high regardless of A and B."+ },+ {+ "number": "16",+ "name": "VDD",+ "type": "power_in",+ "description": "Positive supply; recommended 3V to 18V, absolute maximum -0.5V to +20V referenced to VSS."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-sonnet-5-5",+ "primary_mode": "vision",+ "consensus_model": "claude-opus-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Datasheet shows one terminal-assignment diagram for the 16-lead packages (top view, pin numbers 1-16",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 12,+ "cost_usd": 0.1442,+ "at": "2026-10-05T22:30:43"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/cd4556b",+ "pages": 21,+ "sha256": "1e542db81c29dfa1",+ "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]"+ }+}