Product Summary

The ACT258 is a quad 2-input multiplexer with 3-STATE outputs. Four bits of data from two sources can be selected using a common data select input. The four outputs
present the selected data in the complement (inverted) form. The outputs may be switched to a high impedance state with a HIGH on the common Output Enable (OE) input, allowing the outputs to interface directly with bus-oriented systems.

Parametrics

Absolute Maximum Ratings:

(1)Supply Voltage (VCC):-0.5V to +7.0V;

(2)DC Input Diode Current (Iik):VI=-0.5V,20 mA;VI=Vcc+0.5V ,+20mA;

(3)DC Input Voltage (VI):-0.5V to Vcc+0.5V; 

(4)DC Output Diode Current (Iok),VO=-0.5V:20 mA;Vo=Vcc+0.5V:+20 mA; 

(5)DC Output Voltage (Vo):-0.5V to Vcc+0.5V; 

(6)DC Output Source or Sink Current (Io) :±50 mA; 

(7)DC VCC or Ground Current per Output Pin (Icc or IGND):±50 mA; 

(8)Storage Temperature (TSTG):-65℃ to +150℃; 

(9)Junction Temperature (TJ):PDIP  =140℃

Features

(1)Icc and Ioz reduced by 50%; 

(2)Multiplexer expansion by tying outputs together; 

(3)Inverting 3-STATE outputs; 

(4)Outputs source/sink 24 mA; 

(5)TTL-compatible inputs

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
74ACT258SJX
74ACT258SJX

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Q2-input Multiplexer 3State Output

Data Sheet

Negotiable 
74ACT258SJ_Q
74ACT258SJ_Q

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

Negotiable 
74ACT258SJ
74ACT258SJ

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

Negotiable 
74ACT258SCX
74ACT258SCX

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

Negotiable 
74ACT258SC_Q
74ACT258SC_Q

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

Negotiable 
74ACT258SC
74ACT258SC

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

0-1: $0.31
1-25: $0.23
25-100: $0.18
100-250: $0.13
74ACT258PC_Q
74ACT258PC_Q

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

Negotiable 
74ACT258PC
74ACT258PC

Fairchild Semiconductor

Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer

Data Sheet

Negotiable