Dual decade ripple counter, high-speed CMOS logic, operating from 4.5V to 5.5V with a typical 5V supply. Features negative edge clock triggering and asynchronous reset for up, unidirectional counting. Achieves a maximum frequency of 27MHz with a propagation delay of 126ns. Packaged in a 16-PDIP for through-hole mounting, this component operates across a wide temperature range of -55°C to 125°C.
Frequency27MHz
PackagePDIP
MountingThrough Hole
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Technical Specifications
Texas Instruments CD74HCT390E technical specifications.
General
Package/Case
PDIP
Clock Edge Trigger Type
Negative Edge
Direction
Up, Unidirectional
Frequency
27MHz
Height
4.57mm
Lead Free
Lead Free
Length
19.3mm
Logic Function
Counter
Max Operating Temperature
125°C
Min Operating Temperature
-55°C
Max Supply Voltage
5.5V
Min Supply Voltage
4.5V
Mount
Through Hole
Number of Bits
4
Number of Bits per Element
4
Number of Elements
2
Operating Supply Voltage
5V
Package Quantity
25
Packaging
Rail/Tube
Propagation Delay
126ns
Radiation Hardening
No
Reach SVHC Compliant
No
Reset
Asynchronous
RoHS Compliant
Yes
Series
74HCT
Technology
CMOS
Turn-On Delay Time
126ns
Weight
0.03357oz
Width
6.35mm
Compliance
RoHS
Compliant
Datasheet
Texas Instruments CD74HCT390E Datasheet
Download the complete datasheet for Texas Instruments CD74HCT390E to view detailed technical specifications.
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