Texas Instruments SN74ALS990N Flip Flops
Octal D-Type Transparent Read-Back Latches, featuring 8 independent D-type transparent latches, offer 8 bits of data storage.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments SN74ALS990N Flip Flops technical specifications.
General
Alternate Parts Comparison (SN74ALS990N vs SN74ALS161BDR vs SN74ALS163BDR vs SN74ALS03BDR)
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 | 14-SOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Supply Voltage | 5V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5V ~ 5.5V |
| Logic Type | D-Type Transparent Latch | Binary Counter | Binary Counter | NAND Gate |
| Number of Elements | 1 | 1 | 1 | -- |
| Action |
Texas Instruments SN74ALS990N Flip Flops Overview
Octal D-Type Transparent Read-Back Latches, featuring 8 independent D-type transparent latches, offer 8 bits of data storage. This integrated circuit operates with a supply voltage of 5V, ranging from 4.5V to 5.5V, and supports a low-level output current of 24mA with a high-level output current of -2.6mA.
The device utilizes BIPOLAR technology and provides a 3-STATE output type. Packaged in a 20-PDIP for through-hole mounting, it operates within a temperature range of 0°C to 70°C and boasts a...