Texas Instruments SN74LS642NS Buffers, Drivers, Receivers, Transceivers
PROTOTYPE
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74LS642NS
Series
Detailed Description
PROTOTYPE
Package
20-SOIC (0.209", 5.30mm Width)
Key Features
Package / Case: 20-SOIC (0.209", 5.30mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
SN74LS642NS Datasheet
Quick Jump:
Technical Specifications
Texas Instruments SN74LS642NS Buffers, Drivers, Receivers, Transceivers technical specifications.
General
Series
74LS
Package / Case
20-SOIC
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
4.75V ~ 5.25V
Output Type
Open Collector
Number of Elements
1
Logic Type
Transceiver, Inverting
Number of Bits Per Element
8
Current Output High Low
100µA, 24mA
Alternate Parts Comparison (SN74LS642NS vs SN74LS151DR vs SN74LS153DR vs SN74LS155ADR)
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-SOIC | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Surface Mount | 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 | 100µA, 24mA | 400µA, 8mA | 400µA, 8mA | 400µA, 8mA |
| Circuit | -- | 1 x 8:1 | 2 x 4:1 | 1 x 2:4 |
| Independent Circuits | -- | 1 | 1 | 2 |
| Type | -- | Multiplexer | Multiplexer | Decoder/Demultiplexer |
| Voltage Supply Source | -- | Single Supply | Single Supply | Single Supply |
| Action |
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