Texas Instruments SN74AC257-Q1 2-Input Non-Inverting Multiplexers
Texas Instruments SN74AC257-Q1 Quad 2-Input Non-Inverting Multiplexers contain four 2-to-1 digital multiplexers with shared select (A/B) and output enable (OE) inputs. These devices have a wide operating temperature of 1.5V to 6V, and the inputs accept voltage up to 6V. The Texas Instruments SN74AC257-Q1 has a continuous 24mA output drive at 5V and supports up to ±75mA output drive at 5V in short bursts.
Features
- AEC-Q100 qualified for automotive applications
- Device temperature grade 1 of -40°C to +125°C
- Device HBM ESD classification level 2
- Device CDM ESD classification level C4B
- Available in a wettable flank QFN package
- Wide operating range of 1.5V to 6V
- Inputs accept voltages up to 6V
- Continuous ±24mA output drive at 5V
- Supports up to ±75mA output drive at 5V in short bursts
- Drives 50Ω transmission lines
- Maximum tpd of 8.2ns at 5V, 50pF load
Applications
- Data selection
- Multiplexing
Additional Resources
- Application Note: Designing With Logic
- Application Note: Implications of Slow or Floating CMOS Inputs
- Application Note: Understanding and Interpreting Standard-Logic Data Sheets
- Application Note: Using High-Speed CMOS and Advanced CMOS in Systems With Multiple VCC
- Selection Guide: Logic Guide
- User Guide: LOGIC Pocket Data Book
Functional Block Diagram
Published: 2025-06-10
| Updated: 2025-06-17