74HC4066PW

@@ -0,0 +1,55 @@+# 74HC4066PW++**Nexperia** · Analog Switches, Multiplexers · TSSOP-14++74HC4066PW from Nexperia, in a TSSOP-14. 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 | 1Y | bidirectional | Switch 1 independent input/output terminal Y. Bidirectional analog switch pin; paired with 1Z when 1E is HIGH. V_SW range GND to V_CC, switch current up to ±25 mA. |+| 2 | 1Z | bidirectional | Switch 1 independent input/output terminal Z. Bidirectional analog switch pin; paired with 1Y when 1E is HIGH. |+| 3 | 2Z | bidirectional | Switch 2 independent input/output terminal Z. Bidirectional analog switch pin; paired with 2Y when 2E is HIGH. |+| 4 | 2Y | bidirectional | Switch 2 independent input/output terminal Y. Bidirectional analog switch pin; paired with 2Z when 2E is HIGH. |+| 5 | 2E | input | Enable input for switch 2 (active HIGH). HIGH closes the 2Y-2Z switch; LOW opens it. CMOS input levels for 74HC4066. |+| 6 | 3E | input | Enable input for switch 3 (active HIGH). HIGH closes the 3Y-3Z switch; LOW opens it. |+| 7 | GND | power_in | Ground reference (0 V). Ground current up to -50 mA absolute maximum. |+| 8 | 3Y | bidirectional | Switch 3 independent input/output terminal Y. Bidirectional analog switch pin; paired with 3Z when 3E is HIGH. |+| 9 | 3Z | bidirectional | Switch 3 independent input/output terminal Z. Bidirectional analog switch pin; paired with 3Y when 3E is HIGH. |+| 10 | 4Z | bidirectional | Switch 4 independent input/output terminal Z. Bidirectional analog switch pin; paired with 4Y when 4E is HIGH. |+| 11 | 4Y | bidirectional | Switch 4 independent input/output terminal Y. Bidirectional analog switch pin; paired with 4Z when 4E is HIGH. |+| 12 | 4E | input | Enable input for switch 4 (active HIGH). HIGH closes the 4Y-4Z switch; LOW opens it. |+| 13 | 1E | input | Enable input for switch 1 (active HIGH). HIGH closes the 1Y-1Z switch; LOW opens it. |+| 14 | VCC | power_in | Positive supply voltage. Recommended V_CC = 2.0 to 10.0 V for 74HC4066; absolute maximum -0.5 to +11.0 V. Supply current up to 50 mA absolute maximum. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Nexperia |+| Package | TSSOP-14 |+| Category | Interface |+| Pins | 14 |++## Ordering variants++- `74HC4066PWPW`+- `74HC4066PWD`+- `74HC4066PWBQ`++## CAD (KiCad official)++- Symbol: `74HC4066PW`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Nexperia datasheet](https://assets.nexperia.com/documents/data-sheet/74HC4066PW.pdf) (21 pp, sha256 `3fca0cb9e46e306f`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/74hc4066pw-datasheet.pdf)

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