component
74VHC4066AFT
Public Made by Adomby adom
TOSHIBA Analog Switches, Multiplexers, TSSOPB-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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74VHC4066AFT
TOSHIBA · Analog Switches, Multiplexers · TSSOPB-14
74VHC4066AFT from TOSHIBA, in a TSSOPB-14. 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 | 1I/O | passive | Switch 1 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 2 | 1O/I | passive | Switch 1 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 3 | 2O/I | passive | Switch 2 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 4 | 2I/O | passive | Switch 2 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 5 | 2C | input | Control input for switch 2; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 6 | 3C | input | Control input for switch 3; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 7 | GND | power_in | Ground reference (0 V). |
| 8 | 3I/O | passive | Switch 3 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 9 | 3O/I | passive | Switch 3 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 10 | 4O/I | passive | Switch 4 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 11 | 4I/O | passive | Switch 4 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 12 | 4C | input | Control input for switch 4; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 13 | 1C | input | Control input for switch 1; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 14 | VCC | power_in | Supply voltage; operating range 2.0 to 5.5 V, absolute maximum -0.5 to 7.0 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TOSHIBA |
| Package | TSSOPB-14 |
| Category | Interface |
| Pins | 14 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| High-level input voltage | VIH | 1.5 | V | VCC = 2.0 V; Ta = 25 °C | 4 | ||
| High-level input voltage | VIH | 2 | V | VCC = 3.0 V; Ta = 25 °C | 4 | ||
| High-level input voltage | VIH | 3.15 | V | VCC = 4.5 V; Ta = 25 °C | 4 | ||
| High-level input voltage | VIH | 3.85 | V | VCC = 5.5 V; Ta = 25 °C | 4 | ||
| Low-level input voltage | VIL | 0.5 | V | VCC = 2.0 V; Ta = 25 °C | 4 | ||
| Low-level input voltage | VIL | 0.8 | V | VCC = 3.0 V; Ta = 25 °C | 4 | ||
| Low-level input voltage | VIL | 1.35 | V | VCC = 4.5 V; Ta = 25 °C | 4 | ||
| Low-level input voltage | VIL | 1.65 | V | VCC = 5.5 V; Ta = 25 °C | 4 | ||
| Input/Output leakage current (switch ON, output open) | II/O | -0.1 | 0.1 | µA | VCC = 5.5 V; Ta = 25 °C | 4 | |
| Control input leakage current | IIN | -0.1 | 0.1 | µA | VCC = 5.5 V; Ta = 25 °C | 4 | |
| Quiescent supply current | ICC | 2 | µA | VCC = 5.5 V; Ta = 25 °C | 4 | ||
| High-level input voltage | VIH | 1.5 | V | VCC = 2.0 V; Ta = -40 to 85 °C | 5 | ||
| High-level input voltage | VIH | 2 | V | VCC = 3.0 V; Ta = -40 to 85 °C | 5 | ||
| High-level input voltage | VIH | 3.15 | V | VCC = 4.5 V; Ta = -40 to 85 °C | 5 | ||
| High-level input voltage | VIH | 3.85 | V | VCC = 5.5 V; Ta = -40 to 85 °C | 5 | ||
| Low-level input voltage | VIL | 0.5 | V | VCC = 2.0 V; Ta = -40 to 85 °C | 5 | ||
| Low-level input voltage | VIL | 0.8 | V | VCC = 3.0 V; Ta = -40 to 85 °C | 5 | ||
| Low-level input voltage | VIL | 1.35 | V | VCC = 4.5 V; Ta = -40 to 85 °C | 5 | ||
| Low-level input voltage | VIL | 1.65 | V | VCC = 5.5 V; Ta = -40 to 85 °C | 5 | ||
| Input/Output leakage current (switch ON, output open) | II/O | -1 | 1 | µA | VCC = 5.5 V; Ta = -40 to 85 °C | 5 | |
| Control input leakage current | IIN | -1 | 1 | µA | VCC = 5.5 V; Ta = -40 to 85 °C | 5 | |
| Quiescent supply current | ICC | 20 | µA | VCC = 5.5 V; Ta = -40 to 85 °C | 5 | ||
| High-level input voltage | VIH | 1.5 | V | VCC = 2.0 V; Ta = -40 to 125 °C | 6 | ||
| High-level input voltage | VIH | 2 | V | VCC = 3.0 V; Ta = -40 to 125 °C | 6 | ||
| High-level input voltage | VIH | 3.15 | V | VCC = 4.5 V; Ta = -40 to 125 °C | 6 | ||
| High-level input voltage | VIH | 3.85 | V | VCC = 5.5 V; Ta = -40 to 125 °C | 6 | ||
| Low-level input voltage | VIL | 0.5 | V | VCC = 2.0 V; Ta = -40 to 125 °C | 6 | ||
| Low-level input voltage | VIL | 0.8 | V | VCC = 3.0 V; Ta = -40 to 125 °C | 6 | ||
| Low-level input voltage | VIL | 1.35 | V | VCC = 4.5 V; Ta = -40 to 125 °C | 6 | ||
| Low-level input voltage | VIL | 1.65 | V | VCC = 5.5 V; Ta = -40 to 125 °C | 6 | ||
| Input/Output leakage current (switch ON, output open) | II/O | -4 | 4 | µA | VCC = 5.5 V; Ta = -40 to 125 °C | 6 | |
| Control input leakage current | IIN | -2 | 2 | µA | VCC = 5.5 V; Ta = -40 to 125 °C | 6 | |
| Quiescent supply current | ICC | 40 | µA | VCC = 5.5 V; Ta = -40 to 125 °C | 6 | ||
| Supply voltage | VCC | 2 | 5.5 | V | 3 | ||
| Input voltage | VIN | 0 | 5.5 | V | 3 | ||
| Switch I/O voltage | VI/O | 0 | V | Printed upper limit: VCC | 3 | ||
| Operating temperature | Topr | -40 | 125 | °C | 3 | ||
| Input rise and fall time | dt/dv | 0 | 200 | ns/V | VCC = 2.5 ± 0.2 V | 3 | |
| Input rise and fall time | dt/dv | 0 | 100 | ns/V | VCC = 3.3 ± 0.3 V | 3 | |
| Input rise and fall time | dt/dv | 0 | 20 | ns/V | VCC = 5.0 ± 0.5 V | 3 | |
| Supply voltage | VCC | -0.5 | 7 | V | 3 | ||
| Input voltage | VIN | -0.5 | 7 | V | 3 | ||
| Switch I/O voltage | VI/O | -0.5 | V | Printed upper limit: VCC + 0.5 | 3 | ||
| Input diode current | IIK | -20 | mA | 3 | |||
| I/O diode current | II/OK | -25 | 25 | mA | 3 | ||
| Switch through current | IT | -25 | 25 | mA | 3 | ||
| VCC/ground current | ICC | -50 | 50 | mA | 3 | ||
| Power dissipation | PD | 180 | mW | Ta = -40 to 85 °C; from 85 to 125 °C derate -3.25 mW/°C until 50 mW | 3 | ||
| Storage temperature | Tstg | -65 | 150 | °C | 3 |
CAD (KiCad official)
- Symbol:
74VHC4066AFT - Footprint:
Adom_Gen:TOSHIBA_74 - 3D model: TSSOPB-14 (KiCad packages3D, STEP)
- 3D model files:
74vhc4066aft-etched.step/74vhc4066aft-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);74vhc4066aft.step/74vhc4066aft.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TOSHIBA datasheet (13 pp, sha256
a142e5304ccc52cd, retrieved 2026-10-18, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).
# 74VHC4066AFT
**TOSHIBA** · Analog Switches, Multiplexers · TSSOPB-14
74VHC4066AFT from TOSHIBA, in a TSSOPB-14. 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 | 1I/O | passive | Switch 1 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 2 | 1O/I | passive | Switch 1 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 3 | 2O/I | passive | Switch 2 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 4 | 2I/O | passive | Switch 2 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 5 | 2C | input | Control input for switch 2; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 6 | 3C | input | Control input for switch 3; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 7 | GND | power_in | Ground reference (0 V). |
| 8 | 3I/O | passive | Switch 3 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 9 | 3O/I | passive | Switch 3 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 10 | 4O/I | passive | Switch 4 bidirectional signal terminal; switch I/O voltage range is 0 to VCC. |
| 11 | 4I/O | passive | Switch 4 bidirectional signal terminal on the opposite side; switch I/O voltage range is 0 to VCC. |
| 12 | 4C | input | Control input for switch 4; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 13 | 1C | input | Control input for switch 1; high turns the switch on and low turns it off, and an unused input must be tied to VCC or GND. |
| 14 | VCC | power_in | Supply voltage; operating range 2.0 to 5.5 V, absolute maximum -0.5 to 7.0 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TOSHIBA |
| Package | TSSOPB-14 |
| Category | Interface |
| Pins | 14 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| High-level input voltage | VIH | 1.5 | | | V | VCC = 2.0 V; Ta = 25 °C | 4 |
| High-level input voltage | VIH | 2 | | | V | VCC = 3.0 V; Ta = 25 °C | 4 |
| High-level input voltage | VIH | 3.15 | | | V | VCC = 4.5 V; Ta = 25 °C | 4 |
| High-level input voltage | VIH | 3.85 | | | V | VCC = 5.5 V; Ta = 25 °C | 4 |
| Low-level input voltage | VIL | | | 0.5 | V | VCC = 2.0 V; Ta = 25 °C | 4 |
| Low-level input voltage | VIL | | | 0.8 | V | VCC = 3.0 V; Ta = 25 °C | 4 |
| Low-level input voltage | VIL | | | 1.35 | V | VCC = 4.5 V; Ta = 25 °C | 4 |
| Low-level input voltage | VIL | | | 1.65 | V | VCC = 5.5 V; Ta = 25 °C | 4 |
| Input/Output leakage current (switch ON, output open) | II/O | -0.1 | | 0.1 | µA | VCC = 5.5 V; Ta = 25 °C | 4 |
| Control input leakage current | IIN | -0.1 | | 0.1 | µA | VCC = 5.5 V; Ta = 25 °C | 4 |
| Quiescent supply current | ICC | | | 2 | µA | VCC = 5.5 V; Ta = 25 °C | 4 |
| High-level input voltage | VIH | 1.5 | | | V | VCC = 2.0 V; Ta = -40 to 85 °C | 5 |
| High-level input voltage | VIH | 2 | | | V | VCC = 3.0 V; Ta = -40 to 85 °C | 5 |
| High-level input voltage | VIH | 3.15 | | | V | VCC = 4.5 V; Ta = -40 to 85 °C | 5 |
| High-level input voltage | VIH | 3.85 | | | V | VCC = 5.5 V; Ta = -40 to 85 °C | 5 |
| Low-level input voltage | VIL | | | 0.5 | V | VCC = 2.0 V; Ta = -40 to 85 °C | 5 |
| Low-level input voltage | VIL | | | 0.8 | V | VCC = 3.0 V; Ta = -40 to 85 °C | 5 |
| Low-level input voltage | VIL | | | 1.35 | V | VCC = 4.5 V; Ta = -40 to 85 °C | 5 |
| Low-level input voltage | VIL | | | 1.65 | V | VCC = 5.5 V; Ta = -40 to 85 °C | 5 |
| Input/Output leakage current (switch ON, output open) | II/O | -1 | | 1 | µA | VCC = 5.5 V; Ta = -40 to 85 °C | 5 |
| Control input leakage current | IIN | -1 | | 1 | µA | VCC = 5.5 V; Ta = -40 to 85 °C | 5 |
| Quiescent supply current | ICC | | | 20 | µA | VCC = 5.5 V; Ta = -40 to 85 °C | 5 |
| High-level input voltage | VIH | 1.5 | | | V | VCC = 2.0 V; Ta = -40 to 125 °C | 6 |
| High-level input voltage | VIH | 2 | | | V | VCC = 3.0 V; Ta = -40 to 125 °C | 6 |
| High-level input voltage | VIH | 3.15 | | | V | VCC = 4.5 V; Ta = -40 to 125 °C | 6 |
| High-level input voltage | VIH | 3.85 | | | V | VCC = 5.5 V; Ta = -40 to 125 °C | 6 |
| Low-level input voltage | VIL | | | 0.5 | V | VCC = 2.0 V; Ta = -40 to 125 °C | 6 |
| Low-level input voltage | VIL | | | 0.8 | V | VCC = 3.0 V; Ta = -40 to 125 °C | 6 |
| Low-level input voltage | VIL | | | 1.35 | V | VCC = 4.5 V; Ta = -40 to 125 °C | 6 |
| Low-level input voltage | VIL | | | 1.65 | V | VCC = 5.5 V; Ta = -40 to 125 °C | 6 |
| Input/Output leakage current (switch ON, output open) | II/O | -4 | | 4 | µA | VCC = 5.5 V; Ta = -40 to 125 °C | 6 |
| Control input leakage current | IIN | -2 | | 2 | µA | VCC = 5.5 V; Ta = -40 to 125 °C | 6 |
| Quiescent supply current | ICC | | | 40 | µA | VCC = 5.5 V; Ta = -40 to 125 °C | 6 |
| Supply voltage | VCC | 2 | | 5.5 | V | | 3 |
| Input voltage | VIN | 0 | | 5.5 | V | | 3 |
| Switch I/O voltage | VI/O | 0 | | | V | Printed upper limit: VCC | 3 |
| Operating temperature | Topr | -40 | | 125 | °C | | 3 |
| Input rise and fall time | dt/dv | 0 | | 200 | ns/V | VCC = 2.5 ± 0.2 V | 3 |
| Input rise and fall time | dt/dv | 0 | | 100 | ns/V | VCC = 3.3 ± 0.3 V | 3 |
| Input rise and fall time | dt/dv | 0 | | 20 | ns/V | VCC = 5.0 ± 0.5 V | 3 |
| Supply voltage | VCC | -0.5 | | 7 | V | | 3 |
| Input voltage | VIN | -0.5 | | 7 | V | | 3 |
| Switch I/O voltage | VI/O | -0.5 | | | V | Printed upper limit: VCC + 0.5 | 3 |
| Input diode current | IIK | -20 | | | mA | | 3 |
| I/O diode current | II/OK | -25 | | 25 | mA | | 3 |
| Switch through current | IT | -25 | | 25 | mA | | 3 |
| VCC/ground current | ICC | -50 | | 50 | mA | | 3 |
| Power dissipation | PD | | | 180 | mW | Ta = -40 to 85 °C; from 85 to 125 °C derate -3.25 mW/°C until 50 mW | 3 |
| Storage temperature | Tstg | -65 | | 150 | °C | | 3 |
## CAD (KiCad official)
- Symbol: `74VHC4066AFT`
- Footprint: `Adom_Gen:TOSHIBA_74`
- 3D model: TSSOPB-14 (KiCad packages3D, STEP)
- 3D model files: `74vhc4066aft-etched.step` / `74vhc4066aft-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74vhc4066aft.step` / `74vhc4066aft.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [TOSHIBA datasheet](docs/74vhc4066aft-datasheet.pdf) (13 pp, sha256 `a142e5304ccc52cd`, retrieved 2026-10-18, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+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/74vhc4066aft-datasheet.pdf)