SN74HCT257N Texas Instruments - Yeehing Electronics

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

Pricing (USD)

Quantity	Unit Price
1 — 99	0.546
100 — 249	0.42
250 — 999	0.309
1,000 +	0.15

The above prices are for reference only.

Specifications

Manufacturer	Texas Instruments
Product Category	Encoders, Decoders, Multiplexers & Demultiplexers
RoHS	Y
Product	Selectors / Multiplexers
Logic Family	HCT
Number of Bits	4 bit
Number of Input Lines	2 Input
Number of Output Lines	1 Output
Propagation Delay Time	38 ns
Supply Voltage - Min	4.5 V
Supply Voltage - Max	5.5 V
Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 85 C
Mounting Style	Through Hole
Package / Case	PDIP-16
Packaging	Tube
Function	Multiplexer
Height	4.57 mm
Length	19.3 mm
Number of Circuits	Quad
Operating Temperature Range	- 40 C to + 85 C
Series	SN74HCT257
Technology	CMOS
Width	6.35 mm
Brand	Texas Instruments
Logic Type	Data Selectors/Multiplexers
High Level Output Current	- 6 mA
Low Level Output Current	6 mA
Maximum Clock Frequency	25 MHz
Operating Supply Voltage	5 V
Pd - Power Dissipation	830 mW
Product Type	Encoders, Decoders, Multiplexers & Demultiplexers
Factory Pack Quantity	25
Subcategory	Logic ICs
Unit Weight	0.033570 oz

For more information, please refer to datasheet

Documents

SN74HCT257N Datasheet

More Information

The ’HCT257 devices 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 (OE) input is at the high logic level.