M74HC251B1R vs MM74HC251N feature comparison

M74HC251B1R STMicroelectronics

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MM74HC251N Fairchild Semiconductor Corporation

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Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS FAIRCHILD SEMICONDUCTOR CORP
Part Package Code DIP DIP
Package Description PLASTIC, DIP-16 0.300 INCH, PLASTIC, MS-001, DIP-16
Pin Count 16 16
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family HC/UH HC/UH
JESD-30 Code R-PDIP-T16 R-PDIP-T16
JESD-609 Code e4 e3
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type MULTIPLEXER MULTIPLEXER
Max I(ol) 0.004 A 0.004 A
Number of Functions 1 1
Number of Inputs 8 8
Number of Outputs 1 1
Number of Terminals 16 16
Operating Temperature-Max 125 °C 85 °C
Operating Temperature-Min -55 °C -40 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity COMPLEMENTARY COMPLEMENTARY
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP16,.3 DIP16,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Prop. Delay@Nom-Sup 48 ns 49 ns
Propagation Delay (tpd) 195 ns 256 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.1 mm 5.08 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 4.5 V 4.5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade MILITARY INDUSTRIAL
Terminal Finish NICKEL PALLADIUM GOLD MATTE TIN
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 7.62 mm 7.62 mm
Base Number Matches 1 2
ECCN Code EAR99
Length 19.305 mm

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