54LS257A/BEA datasheet, PDF - EEWORLD Datasheet

54LS257A/BEA: DescriptionMultiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, CDIP16; Categorylogic logic; File Size180KB，5 Pages; ManufacturerYAGEO; Websitehttp://www.yageo.com/

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54LS257A/BEA Overview

Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, CDIP16

Parameter Name	Attribute value
package instruction	,
Reach Compliance Code	unknown
series	LS
JESD-30 code	R-CDIP-T16
Load capacitance (CL)	50 pF
Logic integrated circuit type	MULTIPLEXER
Number of functions	4
Number of entries	2
Output times	1
Number of terminals	16
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
Output characteristics	3-STATE
Output polarity	TRUE
Package body material	CERAMIC, METAL-SEALED COFIRED
Package shape	RECTANGULAR
Package form	IN-LINE
Maximum supply current (ICC)	16 mA
propagation delay (tpd)	27 ns
Certification status	Not Qualified
Maximum supply voltage (Vsup)	5.5 V
Minimum supply voltage (Vsup)	4.5 V
Nominal supply voltage (Vsup)	5 V
surface mount	NO
technology	TTL
Temperature level	MILITARY
Terminal form	THROUGH-HOLE
Terminal location	DUAL
Base Number Matches	1

	54LS257A/BEA	54LS257A/B2A	54LS257A/BFA
Description	Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, CDIP16	Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, CQCC20	Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, CDFP16
Reach Compliance Code	unknown	unknown	unknown
series	LS	LS	LS
JESD-30 code	R-CDIP-T16	S-CQCC-N20	R-CDFP-F16
Load capacitance (CL)	50 pF	50 pF	50 pF
Logic integrated circuit type	MULTIPLEXER	MULTIPLEXER	MULTIPLEXER
Number of functions	4	4	4
Number of entries	2	2	2
Output times	1	1	1
Number of terminals	16	20	16
Maximum operating temperature	125 °C	125 °C	125 °C
Minimum operating temperature	-55 °C	-55 °C	-55 °C
Output characteristics	3-STATE	3-STATE	3-STATE
Output polarity	TRUE	TRUE	TRUE
Package body material	CERAMIC, METAL-SEALED COFIRED	CERAMIC, METAL-SEALED COFIRED	CERAMIC, METAL-SEALED COFIRED
Package shape	RECTANGULAR	SQUARE	RECTANGULAR
Package form	IN-LINE	CHIP CARRIER	FLATPACK
Maximum supply current (ICC)	16 mA	16 mA	16 mA
propagation delay (tpd)	27 ns	27 ns	27 ns
Certification status	Not Qualified	Not Qualified	Not Qualified
Maximum supply voltage (Vsup)	5.5 V	5.5 V	5.5 V
Minimum supply voltage (Vsup)	4.5 V	4.5 V	4.5 V
Nominal supply voltage (Vsup)	5 V	5 V	5 V
surface mount	NO	YES	YES
technology	TTL	TTL	TTL
Temperature level	MILITARY	MILITARY	MILITARY
Terminal form	THROUGH-HOLE	NO LEAD	FLAT
Terminal location	DUAL	QUAD	DUAL
Base Number Matches	1	1	1

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