Texas Instruments SN74HCT138PW Signal Switches, Multiplexers and Decoders
3-line to 8-line decoder/demultiplexer IC, featuring 8 outputs and 3 input lines.

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74HCT138PW
Series
Base Model
Detailed Description
3-line to 8-line decoder/demultiplexer IC, featuring 8 outputs and 3 input lines. Operates with a 5V supply voltage, supporting a range of 4.5V to 5.5V. Offers a 28MHz bandwidth and 45ns propagation delay. Packaged in a 16-TSSOP with surface mount capability, this CMOS technology component supports both non-inverting and inverting polarity.
Package
TSSOP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
SN74HCT138PW Datasheet
Quick Jump:
Technical Specifications
Texas Instruments SN74HCT138PW Signal Switches, Multiplexers and Decoders technical specifications.
General
Series
74HCT
RoHS
Yes
Number of Channels
1
Package / Case
16-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
5V
Bandwidth
28MHz
Package
TSSOP
Height
1.05mm
Alternate Parts Comparison (SN74HCT138PW vs SN74HCT00PWR vs SN74HCT08ANSR vs SN74HCT04DRE4)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | -- | -- | 14-SOIC |
| Mounting Type | Surface Mount | -- | -- | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -- | -- | -40°C ~ 85°C |
| Supply Voltage | 5V | -- | -- | 4.5V ~ 5.5V |
| Current Output High Low | 4mA, 4mA | -- | -- | 4mA, 4mA |
| Number of Inputs | 3 | -- | -- | 1 |
| Action |
Texas Instruments SN74HCT138PW Signal Switches, Multiplexers and Decoders Overview
3-line to 8-line decoder/demultiplexer IC, featuring 8 outputs and 3 input lines. Operates with a 5V supply voltage, supporting a range of 4.5V to 5.5V. Offers a 28MHz bandwidth and 45ns propagation delay. Packaged in a 16-TSSOP with surface mount capability, this CMOS technology component supports both non-inverting and inverting polarity.
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