74191PC vs N74191B feature comparison

74191PC Rochester Electronics LLC

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N74191B Philips Semiconductors

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Part Life Cycle Code Contact Manufacturer Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC SIGNETICS CORP
Package Description DIP, ,
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family TTL/H/L TTL/H/L
JESD-30 Code R-PDIP-T16 R-PDIP-T16
Length 19.305 mm
Load Capacitance (CL) 50 pF 15 pF
Load/Preset Input YES YES
Logic IC Type BINARY COUNTER BINARY COUNTER
Max Frequency@Nom-Sup 20000000 Hz
Max I(ol) 0.016 A
Mode of Operation SYNCHRONOUS SYNCHRONOUS
Number of Bits 4 4
Number of Functions 1 1
Number of Terminals 16 16
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP16,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Power Supply Current-Max (ICC) 105 mA 105 mA
Prop. Delay@Nom-Sup 36 ns
Propagation Delay (tpd) 36 ns 36 ns
Seated Height-Max 5.08 mm
Supply Voltage-Max (Vsup) 5.25 V
Supply Voltage-Min (Vsup) 4.75 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO NO
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL DUAL
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 7.62 mm
fmax-Min 20 MHz 20 MHz
Base Number Matches 1 1
Qualification Status Not Qualified

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