Texas Instruments SN74LS645-1N Buffers, Drivers, Receivers, Transceivers
IC TXRX NON-INVERT 5.25V 20DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74LS645-1N
Series
Detailed Description
IC TXRX NON-INVERT 5.25V 20DIP
Package
20-DIP (0.300", 7.62mm)
Key Features
Package / Case: 20-DIP (0.300", 7.62mm); Mounting Type: Through Hole
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
SN74LS645-1N Datasheet
Quick Jump:
Technical Specifications
Texas Instruments SN74LS645-1N Buffers, Drivers, Receivers, Transceivers technical specifications.
General
Package / Case
20-DIP
Mounting Type
Through Hole
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
4.75V ~ 5.25V
Output Type
3-State
Number of Elements
1
Logic Type
Transceiver, Non-Inverting
Number of Bits Per Element
8
Current Output High Low
15mA, 48mA
Alternate Parts Comparison (SN74LS645-1N vs SN74LS156DR vs SN74LS151DR vs SN74LS153DR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-DIP | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Supply Voltage | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V |
| Current Output High Low | 15mA, 48mA | 100µA, 8mA | 400µA, 8mA | 400µA, 8mA |
| Circuit | -- | 2 x 1:4 | 1 x 8:1 | 2 x 4:1 |
| Independent Circuits | -- | 1 | 1 | 1 |
| Type | -- | Decoder/Demultiplexer | Multiplexer | Multiplexer |
| Voltage Supply Source | -- | Single Supply | Single Supply | Single Supply |
| Action |
More Parts in Buffers, Drivers, Receivers and Transceivers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
