M74HC191B1R
RoHS 
RoHS compliant
RoHS compliantPackage 16-DIP (0.300, 7.62mm)
Category Integrated Circuits (ICs) / Logic - Counters, Dividers
Description
Tube Obsolete e3 M74HC191 logic counter 31ns 7.62mm 5V 20000000Hz
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Dimensions
Width 7.62mm
Technical
Timing Synchronous
Load/Preset Input YES
Count Rate 44MHz
Max Frequency@Nom-Sup 20000000Hz
Clock Edge Trigger Type Positive Edge
fmax-Min 20 MHz
Number of Input Lines 4
Trigger Type Positive Edge
Logic Type Binary Counter
Direction Up, Down
Logic Function Counter
Family HC/UH
Turn On Delay Time 360 ns
Propagation Delay 31 ns
Number of Bits 4
Load Capacitance 50pF
Supply Voltage-Min (Vsup) 2V
Power Supplies 2/6V
Supply Voltage-Max (Vsup) 6V
Number of Elements 1
Operating Supply Voltage 5V
Qualification Status Not Qualified
Pin Count 16
Base Part Number M74HC191
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Supply Voltage 4.5V
Number of Functions 1
Peak Reflow Temperature (Cel) NOT SPECIFIED
Terminal Position DUAL
Voltage - Supply 2V~6V
Technology CMOS
Additional Feature TCO OUTPUT
Terminal Finish Matte Tin (Sn)
Number of Terminations 16
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Obsolete
Pbfree Code yes
JESD-609 Code e3
Series 74HC
Packaging Tube
Operating Temperature -55°C~125°C
Physical
Number of Pins 16
Package / Case 16-DIP (0.300, 7.62mm)
Mounting Type Through Hole
Mount Through Hole
Alternative Model
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