Texas Instruments SN74ALS574BN Flip Flops
Octal D-type flip-flop with 3-state outputs, featuring positive edge clocking and non-inverting logic.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments SN74ALS574BN Flip Flops technical specifications.
General
Alternate Parts Comparison (SN74ALS574BN vs SN74ALS153DR vs SN74ALS156DR 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 (TA) | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Supply Voltage | 5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Current Output High Low | 2.6mA, 24mA | 2.6mA, 24mA | 100µA, 8mA | -, 8mA |
| Type | D-Type | Multiplexer | Decoder/Demultiplexer | -- |
| Action |
Texas Instruments SN74ALS574BN Flip Flops Overview
Octal D-type flip-flop with 3-state outputs, featuring positive edge clocking and non-inverting logic. This through-hole component operates at a maximum frequency of 35MHz with a propagation delay of 14ns. It supports an operating supply voltage of 5V, with a range of 4.5V to 5.5V, and offers 24mA low-level output current.
Packaged in a 20-pin PDIP, this RoHS compliant integrated circuit is designed for 0°C to 70°C operation.