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SN74LS449N

Description
Quadruple Bus Transceivers With Individual Direction Controls 16-PDIP 0 to 70
Categorylogic    logic   
File Size176KB,5 Pages
ManufacturerTexas Instruments
Websitehttp://www.ti.com.cn/
Stay tuned Parametric Compare

SN74LS449N Overview

Quadruple Bus Transceivers With Individual Direction Controls 16-PDIP 0 to 70

SN74LS449N Parametric

Parameter NameAttribute value
Brand NameTexas Instruments
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerTexas Instruments
package instructionDIP, DIP16,.3
Reach Compliance Codenot_compliant
Other featuresWITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION
Control typeINDEPENDENT CONTROL
Counting directionBIDIRECTIONAL
seriesLS
JESD-30 codeR-PDIP-T16
length19.305 mm
Load capacitance (CL)45 pF
Logic integrated circuit typeBUS TRANSCEIVER
Number of digits4
Number of functions1
Number of ports2
Number of terminals16
Maximum operating temperature70 °C
Minimum operating temperature
Output characteristics3-STATE
Output polarityTRUE
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP16,.3
Package shapeRECTANGULAR
Package formIN-LINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Maximum supply current (ICC)75 mA
propagation delay (tpd)17 ns
Certification statusNot Qualified
Maximum seat height5.08 mm
Maximum supply voltage (Vsup)5.25 V
Minimum supply voltage (Vsup)4.75 V
Nominal supply voltage (Vsup)5 V
surface mountNO
technologyTTL
Temperature levelCOMMERCIAL
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
translateN/A
width7.62 mm

SN74LS449N Related Products

SN74LS449N SN54LS446FK SN74LS446D
Description Quadruple Bus Transceivers With Individual Direction Controls 16-PDIP 0 to 70 LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CQCC20 LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO16
Is it Rohs certified? incompatible incompatible incompatible
Maker Texas Instruments Texas Instruments Texas Instruments
package instruction DIP, DIP16,.3 QCCN, LCC20,.35SQ SOP, SOP16,.25
Reach Compliance Code not_compliant not_compliant not_compliant
Other features WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION
Control type INDEPENDENT CONTROL INDEPENDENT CONTROL INDEPENDENT CONTROL
Counting direction BIDIRECTIONAL BIDIRECTIONAL BIDIRECTIONAL
series LS LS LS
JESD-30 code R-PDIP-T16 S-CQCC-N20 R-PDSO-G16
length 19.305 mm 8.89 mm 9.9 mm
Load capacitance (CL) 45 pF 45 pF 45 pF
Logic integrated circuit type BUS TRANSCEIVER BUS TRANSCEIVER BUS TRANSCEIVER
Number of digits 4 4 4
Number of functions 1 1 1
Number of ports 2 2 2
Number of terminals 16 20 16
Maximum operating temperature 70 °C 125 °C 70 °C
Output characteristics 3-STATE 3-STATE 3-STATE
Output polarity TRUE INVERTED INVERTED
Package body material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED PLASTIC/EPOXY
encapsulated code DIP QCCN SOP
Encapsulate equivalent code DIP16,.3 LCC20,.35SQ SOP16,.25
Package shape RECTANGULAR SQUARE RECTANGULAR
Package form IN-LINE CHIP CARRIER SMALL OUTLINE
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
Maximum supply current (ICC) 75 mA 63 mA 63 mA
propagation delay (tpd) 17 ns 12 ns 12 ns
Certification status Not Qualified Not Qualified Not Qualified
Maximum seat height 5.08 mm 2.03 mm 1.75 mm
Maximum supply voltage (Vsup) 5.25 V 5.5 V 5.25 V
Minimum supply voltage (Vsup) 4.75 V 4.5 V 4.75 V
Nominal supply voltage (Vsup) 5 V 5 V 5 V
surface mount NO YES YES
technology TTL TTL TTL
Temperature level COMMERCIAL MILITARY COMMERCIAL
Terminal form THROUGH-HOLE NO LEAD GULL WING
Terminal pitch 2.54 mm 1.27 mm 1.27 mm
Terminal location DUAL QUAD DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
translate N/A N/A N/A
width 7.62 mm 8.89 mm 3.9 mm
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