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TC74HC4051AFT

Public Made by Adom

by adom

TOSHIBA Signal Switches, Multiplexers, Decoders, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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TC74HC4051AFT

TOSHIBA · Signal Switches, Multiplexers, Decoders · TSSOP-16

TC74HC4051AFT from TOSHIBA, in a TSSOP-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 4 passive Analog switch channel 4 terminal; switch I/O voltage is limited to VEE to VCC.
2 6 passive Analog switch channel 6 terminal; switch I/O voltage is limited to VEE to VCC.
3 COM passive Common terminal of the 8-channel analog multiplexer/demultiplexer; switch I/O voltage is limited to VEE to VCC.
4 7 passive Analog switch channel 7 terminal; switch I/O voltage is limited to VEE to VCC.
5 5 passive Analog switch channel 5 terminal; switch I/O voltage is limited to VEE to VCC.
6 INH input Inhibit control input; when high (H) all switches are turned off, and the control input range is 0 V to VCC.
7 VEE power_in Negative supply, rated -6 V to 0 V, with VCC-VEE of 2 V to 12 V.
8 GND power_in Ground reference, 0 V, for the logic control inputs.
9 C input Channel-select control input (most significant bit of the binary address), with a range of 0 V to VCC.
10 B input Channel-select control input (middle bit of the binary address), with a range of 0 V to VCC.
11 A input Channel-select control input (least significant bit of the binary address), with a range of 0 V to VCC.
12 3 passive Analog switch channel 3 terminal; switch I/O voltage is limited to VEE to VCC.
13 0 passive Analog switch channel 0 terminal; switch I/O voltage is limited to VEE to VCC.
14 1 passive Analog switch channel 1 terminal; switch I/O voltage is limited to VEE to VCC.
15 2 passive Analog switch channel 2 terminal; switch I/O voltage is limited to VEE to VCC.
16 VCC power_in Positive logic supply, rated 2 V to 6 V (VCC-GND), and the reference for the control input and switch I/O limits.

Key specifications

Parameter Value
Manufacturer TOSHIBA
Package TSSOP-16
Category Logic
Pins 16

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 control input voltage VIHC 1.5 V VCC = 2.0 V; Ta = 25°C and -40 to 85°C 6
High-level control input voltage VIHC 3.15 V VCC = 4.5 V; Ta = 25°C and -40 to 85°C 6
High-level control input voltage VIHC 4.2 V VCC = 6.0 V; Ta = 25°C and -40 to 85°C 6
Low-level control input voltage VILC 0.5 V VCC = 2.0 V; Ta = 25°C and -40 to 85°C 6
Low-level control input voltage VILC 1.35 V VCC = 4.5 V; Ta = 25°C and -40 to 85°C 6
Low-level control input voltage VILC 1.8 V VCC = 6.0 V; Ta = 25°C and -40 to 85°C 6
ON resistance RON 85 180 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = GND; VCC = 4.5 V; Ta = 25°C 6
ON resistance RON 55 120 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = -4.5 V; VCC = 4.5 V; Ta = 25°C 6
ON resistance RON 50 100 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = -6.0 V; VCC = 6.0 V; Ta = 25°C 6
ON resistance RON 225 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = GND; VCC = 4.5 V; Ta = -40 to 85°C 6
ON resistance RON 150 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = -4.5 V; VCC = 4.5 V; Ta = -40 to 85°C 6
ON resistance RON 125 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = -6.0 V; VCC = 6.0 V; Ta = -40 to 85°C 6
ON resistance RON 70 150 Ω VIN = VILC or VIHC; VI/O = VCC or VEE; II/O ≤ 2 mA; VEE = GND; VCC = 4.5 V; Ta = 25°C 6
ON resistance RON 45 80 Ω VIN = VILC or VIHC; VI/O = VCC or VEE; II/O ≤ 2 mA; VEE = -6.0 V; VCC = 6.0 V; Ta = 25°C 6
ON resistance RON 190 Ω VIN = VILC or VIHC; VI/O = VCC or VEE; II/O ≤ 2 mA; VEE = GND; VCC = 4.5 V; Ta = -40 to 85°C 6
ON resistance RON 100 Ω VIN = VILC or VIHC; VI/O = VCC or VEE; II/O ≤ 2 mA; VEE = -6.0 V; VCC = 6.0 V; Ta = -40 to 85°C 6
Difference of ON resistance between switches ΔRON 35 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = GND; VCC = 4.5 V; Ta = -40 to 85°C 6
Difference of ON resistance between switches ΔRON 15 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = -4.5 V; VCC = 4.5 V; Ta = -40 to 85°C 6
Difference of ON resistance between switches ΔRON 12 Ω VIN = VILC or VIHC; VI/O = VCC to VEE; II/O ≤ 2 mA; VEE = -6.0 V; VCC = 6.0 V; Ta = -40 to 85°C 6
Input/output leakage current (switch off) IOFF -600 600 nA VOS = VCC or GND; VIS = GND or VCC; VIN = VILC or VIHC; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C 6
Input/output leakage current (switch off) IOFF -1000 1000 nA VOS = VCC or GND; VIS = GND or VCC; VIN = VILC or VIHC; VEE = -6.0 V; VCC = 6.0 V; Ta = -40 to 85°C 6
Switch input leakage current (switch on, output open) IIZ -600 600 nA VOS = VCC or GND; VIN = VILC or VIHC; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C 6
Switch input leakage current (switch on, output open) IIZ -1000 1000 nA VOS = VCC or GND; VIN = VILC or VIHC; VEE = -6.0 V; VCC = 6.0 V; Ta = -40 to 85°C 6
Control input current IIN -1 1 μA VIN = VCC or GND; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C 6
Quiescent supply current ICC 4 μA VIN = VCC or GND; VEE = GND; VCC = 6.0 V; Ta = 25°C 6
Quiescent supply current ICC 8 μA VIN = VCC or GND; VEE = -6.0 V; VCC = 6.0 V; Ta = 25°C 6
Quiescent supply current ICC 40 μA VIN = VCC or GND; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C 6
Quiescent supply current ICC 80 μA VIN = VCC or GND; VEE = -6.0 V; VCC = 6.0 V; Ta = -40 to 85°C 6
Phase difference between input and output φI/O 75 ns All types; VEE = GND; VCC = 2.0 V; Ta = -40 to 85°C; CL = 50 pF; tr = tf = 6 ns 7
Phase difference between input and output φI/O 15 ns All types; VEE = GND; VCC = 4.5 V; Ta = -40 to 85°C; CL = 50 pF; tr = tf = 6 ns 7
Phase difference between input and output φI/O 13 ns All types; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C; CL = 50 pF; tr = tf = 6 ns 7
Output enable time tpZL, tpZH 280 ns 4051A; VEE = GND; VCC = 2.0 V; Ta = -40 to 85°C; CL = 50 pF; RL = 1 kΩ 7
Output enable time tpZL, tpZH 56 ns 4051A; VEE = GND; VCC = 4.5 V; Ta = -40 to 85°C; CL = 50 pF; RL = 1 kΩ 7
Output enable time tpZL, tpZH 48 ns 4051A; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C; CL = 50 pF; RL = 1 kΩ 7
Output disable time tpLZ, tpHZ 315 ns 4051A; VEE = GND; VCC = 2.0 V; Ta = -40 to 85°C; CL = 50 pF; RL = 1 kΩ 7
Output disable time tpLZ, tpHZ 63 ns 4051A; VEE = GND; VCC = 4.5 V; Ta = -40 to 85°C; CL = 50 pF; RL = 1 kΩ 7
Output disable time tpLZ, tpHZ 54 ns 4051A; VEE = GND; VCC = 6.0 V; Ta = -40 to 85°C; CL = 50 pF; RL = 1 kΩ 7
Control input capacitance CIN 5 10 pF All types; typ at Ta = 25°C; max at Ta = 25°C and -40 to 85°C 7
COMMON terminal capacitance CIS 36 70 pF 4051A; VEE = -5.0 V; VCC = 5.0 V; typ at Ta = 25°C; max at Ta = 25°C and -40 to 85°C 7
SWITCH terminal capacitance COS 7 15 pF 4051A; VEE = -5.0 V; VCC = 5.0 V; typ at Ta = 25°C; max at Ta = 25°C and -40 to 85°C 7
Feedthrough capacitance CIOS 0.95 2 pF 4051A; VEE = -5.0 V; VCC = 5.0 V; typ at Ta = 25°C; max at Ta = 25°C and -40 to 85°C 7
Supply voltage range VCC VCC -0.5 7 V 5
Supply voltage range VCC-VEE VCC-VEE -0.5 13 V 5
Control input voltage VIN -0.5 V upper limit printed as VCC + 0.5 V 5
Control input diode current ICK -20 20 mA 5
I/O diode current IIOK -20 20 mA 5
Switch through current IT -25 25 mA 5
DC VCC or ground current ICC -50 50 mA 5
Power dissipation PD 180 mW SOP/TSSOP package; DIP value is 500 mW 5
Storage temperature Tstg -65 150 °C 5
Supply voltage range VCC VCC 2 6 V 5
Supply voltage range VEE VEE -6 0 V 5
Supply voltage range VCC-VEE VCC-VEE 2 12 V 5
Control input voltage VIN 0 V upper limit VCC 5
Operating temperature Topr -40 85 °C 5
Control input rise and fall time tr, tf 0 1000 ns VCC = 2.0 V 5
Control input rise and fall time tr, tf 0 500 ns VCC = 4.5 V 5
Control input rise and fall time tr, tf 0 400 ns VCC = 6.0 V 5

CAD (KiCad official)

  • Symbol: TC74HC4051AFT
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: tc74hc4051aft-etched.step / tc74hc4051aft-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tc74hc4051aft.step / tc74hc4051aft.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: TOSHIBA datasheet (14 pp, sha256 3500ac825e1ae055, retrieved 2026-10-19, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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