Texas Instruments CD74ACT139E Signal Switches, Multiplexers and Decoders
IC DECODER/DEMUX 1X2:4 16DIP
Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments CD74ACT139E Signal Switches, Multiplexers and Decoders technical specifications.
General
Related Parts Comparison (CD74ACT139E vs CD74ACT163M96 vs CD74ACT257M96 vs CD74ACT258M96)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 16-DIP | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Supply Voltage | 5V | 4.5 V ~ 5.5 V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Lifecycle Status | Obsolete | Active | Active | Active |
| Circuit | 1 x 2:4 | -- | 4 x 2:1 | 4 x 2:1 |
| Current Output High Low | 24mA, 24mA | -- | 75mA, 75mA | 75mA, 75mA |
| Independent Circuits | 2 | -- | 1 | 1 |
| Type | Decoder/Demultiplexer | -- | Multiplexer | Multiplexer |
| Voltage Supply Source | Single Supply | -- | Single Supply | Single Supply |
| Action |
Texas Instruments CD74ACT139E Signal Switches, Multiplexers and Decoders Overview
Dual 2-to-4 line decoder/demultiplexer featuring two independent circuits. This CMOS logic IC operates with a 5V supply voltage (4.5V to 5.5V range) and offers a 100MHz bandwidth. It supports through-hole mounting in a 16-PDIP package with gold contact plating. Key specifications include a propagation delay of 10.5ns and a turn-on delay time of 12ns, with output currents of +/- 24mA.
Operating temperature range is -55°C to 125°C.
