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CD74AC257

ACTIVE

Quad 2-Input Non-Inverting Multiplexers with 3-State Outputs

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Data sheet

CD74AC257

ACTIVE
Data sheet Order now

Product details

Technology family AC Function Digital Multiplexer Configuration 2:1 Number of channels 4 Operating temperature range (°C) -55 to 125 Rating Catalog
Technology family AC Function Digital Multiplexer Configuration 2:1 Number of channels 4 Operating temperature range (°C) -55 to 125 Rating Catalog
SOIC (D) 16 59.4 mm² (9.9 mm × 6 mm) WQFN (BQB) 16 8.75 mm² (3.5 mm × 2.5 mm) TSSOP (PW) 16 32 mm² (5 mm × 6.4 mm) PDIP (N) 16 181.42 mm² (19.3 mm × 9.4 mm)
  • ’AC257, ’ACT257…………. non-inverting outputs
  • CD74ACT258 ………………. inverting outputs
  • Buffered inputs
  • Typical propagation delay
    • 4.4ns at V CC = 5V, T A = 25°C, C L = 50pF
  • Exceeds 2kV ESD protection MIL-STD-883, method 3015
  • SCR-latchup-resistant CMOS process and circuit design
  • Speed of bipolar FAST™/AS/S with significantly reduced power consumption
  • Balanced Propagation Delays
  • AC types feature 1.5V to 5.5V operation and balanced noise immunity at 30% of the supply
  • ±24mA output drive current
    • Fanout to 15 FAST™ ICs
  • Drives 50Ω transmission lines
  • ’AC257, ’ACT257…………. non-inverting outputs
  • CD74ACT258 ………………. inverting outputs
  • Buffered inputs
  • Typical propagation delay
    • 4.4ns at V CC = 5V, T A = 25°C, C L = 50pF
  • Exceeds 2kV ESD protection MIL-STD-883, method 3015
  • SCR-latchup-resistant CMOS process and circuit design
  • Speed of bipolar FAST™/AS/S with significantly reduced power consumption
  • Balanced Propagation Delays
  • AC types feature 1.5V to 5.5V operation and balanced noise immunity at 30% of the supply
  • ±24mA output drive current
    • Fanout to 15 FAST™ ICs
  • Drives 50Ω transmission lines

The ’AC257, ’ACT257 and CD74ACT258 are quad 2-input multiplexers with three-state outputs that utilize Advanced CMOS Logic technology.

The ’AC257, ’ACT257 and CD74ACT258 are quad 2-input multiplexers with three-state outputs that utilize Advanced CMOS Logic technology.
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Technical documentation

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* Data sheet CDx4AC257, CDx4ACT257, CD74ACT258 Quad 2-Input Multiplexer with Three-State Outputs datasheet (Rev. C) PDF | HTML Apr 14, 2025

Design & development

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Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

User guide: PDF | HTML
Supported products & hardware
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Package Pins CAD symbols, footprints & 3D models
SOIC (D) 16 Ultra Librarian
WQFN (BQB) 16 Ultra Librarian
TSSOP (PW) 16 Ultra Librarian
PDIP (N) 16 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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