HD74LS191RP vs SN74LS191D feature comparison

HD74LS191RP Hitachi Ltd

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SN74LS191D Freescale Semiconductor

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Part Life Cycle Code Transferred Obsolete
Ihs Manufacturer HITACHI LTD MOTOROLA SEMICONDUCTOR PRODUCTS
Part Package Code SOIC
Package Description SOP, TSSOP16,.25 SOP, SOP16,.25
Pin Count 16
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01
Additional Feature TCO OUTPUT
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family LS
JESD-30 Code R-PDSO-G16 R-PDSO-G16
Length 9.9 mm
Load/Preset Input YES YES
Logic IC Type BINARY COUNTER BINARY COUNTER
Max Frequency@Nom-Sup 20000000 Hz 20000000 Hz
Max I(ol) 0.008 A 0.008 A
Mode of Operation SYNCHRONOUS SYNCHRONOUS
Number of Bits 4
Number of Functions 1 1
Number of Terminals 16 16
Operating Temperature-Max 75 °C 70 °C
Operating Temperature-Min -20 °C
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code TSSOP16,.25 SOP16,.25
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Power Supply Current-Max (ICC) 35 mA 35 mA
Propagation Delay (tpd) 36 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.75 mm
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL EXTENDED COMMERCIAL
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Trigger Type POSITIVE EDGE
Width 3.9 mm
fmax-Min 20 MHz
Base Number Matches 2 4
Rohs Code No
JESD-609 Code e0
Power Supplies 5 V
Terminal Finish Tin/Lead (Sn/Pb)

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