Product Information

M74HC257B1R

Name: M74HC257B1R
Brand: STMicroelectronics
SKU: M74HC257B1R_STMicroelectronics
Availability: OutOfStock
Rating: 5 (11 reviews)

M74HC257B1R electronic component of STMicroelectronics

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Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-Ch Multiplexr

Manufacturer: STMicroelectronics

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges

Price (USD)

1: USD 0.5411 ea
Line Total: USD 0.54

0 - Global Stock

MOQ: 1 Multiples: 1
Pack Size: 1

More Buying Options & Price Grid(s)

Availability	Price	Buy Price	Quantity
0 - WHS 1 Ships to you between Fri. 24 May to Thu. 30 May MOQ : 1 Multiples : 1 M74HC257B1R STMicroelectronics	1 : USD 0.5411 10 : USD 0.5348 125 : USD 0.4839 750 : USD 0.3883 1500 : USD 0.3692 2500 : USD 0.3629

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Additional Infomation About Product

M74HC257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE) HIGH SPEED : t = 11 ns (TYP.) at V = 6V PD CC LOW POWER DISSIPATION: I =4A(MAX.) at T =25C CC A HIGH NOISE IMMUNITY: V = V = 28 % V (MIN.) NIH NIL CC DIP SOP TSSOP SYMMETRICAL OUTPUT IMPEDANCE: I = I = 6mA (MIN) OH OL BALANCED PROPAGATION DELAYS: t t PLH PHL ORDER CODES WIDE OPERATING VOLTAGE RANGE: PACKAGE TUBE T & R V (OPR) = 2V to 6V CC DIP M74HC257B1R PIN AND FUNCTION COMPATIBLE WITH SOP M74HC257M1R M74HC257RM13TR 74 SERIES 257 TSSOP M74HC257TTR DESCRIPTION The M74HC257 is an high speed CMOS QUAD 2 When the ENABLE input is heldHig, outputs of CHANNEL MULTIPLEXER (3-STATE) fabricated the IC become in a High-Impedance state. If 2 with silicon gate C MOS technology. SELECT input is held low, data is selected, This IC is composed of an independent 2-channel when SELECT is high , data is chosen. multiplexer with common SELECT and ENABLE All inputs are equipped with protection circuits (OE) input. against static discharge and transient excess The M74HC257 is a non-inverting multiplexer. voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS August 2001 1/11 Obsolete Product(s) - Obsolete Product(s)M74HC257 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION Common Data Select 1 SELECT Input 2, 5, 14, 11 1A to 4A Data Input From Source A 3, 6, 13, 10 1B to 4B Data Input From Source B 3 State Multiplexer 4, 7, 12, 9 1Y to 4Y Outputs 3 State Output Enable 15 OE Inputs (Active Low) 8 GND Ground (0V) 16 Vcc Positive Supply Voltage TRUTH TABLE INPUTS OUTPUT OE SELECT A B Y HX XX Z LLL X L LL H X H LH X L L LH X H H X : Dont Care Z : High Impedance LOGIC DIAGRAM This logic diagram has not be used to estimate propagation delays 2/11 Obsolete Product(s) - Obsolete Product(s)

HS Compliance

Tariff Desc

8542.39.23 No ..Linear/analogue and peripheral integrated circuits, timers, voltage regulators, A/D and D/A converters, telecommunication and modem integrated circuits, other than board level products Free

Electronic integrated circuits- Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits

Stmicroelectronics may also be referenced as

C-Max
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN

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Manufacturer STMicroelectronics STMicroelectronics
Product Category Encoders, Decoders, Multiplexers & Demultiplexers Encoders, Decoders, Multiplexers & Demultiplexers
RoHS - XON Y Y
Product Decoders, Encoders, Multiplexers & Demultiplexers Decoders, Encoders, Multiplexers & Demultiplexers
Logic Family 74H C 74H C
Number of Input Lines 1 1
Number of Output Lines 1 1
Propagation Delay Time 140 ns @ 2 v , 28 ns @ 4.5 v , 24 ns @ 6 v 140 ns @ 2 v , 28 ns @ 4.5 v , 24 ns @ 6 v
Supply Voltage - Max 6 V 6 V
Supply Voltage - Min 2 V 2 V
Minimum Operating Temperature - 40 C - 40 C
Maximum Operating Temperature 85 C 85 C
Mounting Style Through Hole Through Hole
Packaging Tube Tube
Package Case DIP - 16 DIP - 16
Series M74hc257 M74hc257
Brand Stmicroelectronics Stmicroelectronics
Number Of Lines Inout 1 1 1 1
Power Dissipation 500 mW 500 mW
Factory Pack Quantity : 25 25