SN74ALS257AD Texas Instruments - Yeehing Electronics

Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs

Pricing (USD)

Quantity	Unit Price
1 — 99	1.27
100 — 249	0.977
250 — 999	0.719
1,000 +	0.36

The above prices are for reference only.

Specifications

Manufacturer	Texas Instruments
Product Category	Encoders, Decoders, Multiplexers & Demultiplexers
RoHS	Y
Product	Selectors / Multiplexers
Logic Family	ALS
Number of Bits	4 bit
Number of Input Lines	2 Input
Number of Output Lines	1 Output
Propagation Delay Time	12 ns
Supply Voltage - Min	4.5 V
Supply Voltage - Max	5.5 V
Minimum Operating Temperature	0 C
Maximum Operating Temperature	+ 70 C
Mounting Style	SMD/SMT
Package / Case	SOP-16
Packaging	Reel
Function	Multiplexer
Height	1.58 mm
Length	9.9 mm
Number of Circuits	Quad
Operating Temperature Range	0 C to + 70 C
Series	SN74ALS257A
Technology	Bipolar
Width	3.91 mm
Brand	Texas Instruments
Logic Type	Data Selectors/Multiplexers
High Level Output Current	- 2.6 mA
Low Level Output Current	24 mA
Maximum Clock Frequency	75 MHz
Operating Supply Voltage	5 V
Pd - Power Dissipation	200 mW
Product Type	Encoders, Decoders, Multiplexers & Demultiplexers
Factory Pack Quantity	2500
Subcategory	Logic ICs
Unit Weight	0.004998 oz

For more information, please refer to datasheet

Documents

SN74ALS257AD Datasheet

More Information

These data selectors/multiplexers are designed to multiplex signals from 4-bit data sources to 4-output data lines in bus-organized systems. The 3-state outputs do not load the data lines when the output-enable () input is at a high logic level.