Four-bit decade counter IC, operating on a 5V supply with a range of 4.75V to 5.25V. Features negative edge clock triggering and asynchronous reset for up, unidirectional counting. Achieves a maximum frequency of 42MHz with a propagation delay of 50ns. Packaged in a 14-pin PDIP for through-hole mounting, this RoHS compliant component operates from 0°C to 70°C.
Frequency42MHz
PackagePDIP
MountingThrough Hole
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Technical Specifications
Texas Instruments SN74LS90N technical specifications.
General
Package/Case
PDIP
Clock Edge Trigger Type
Negative Edge
Direction
Up, Unidirectional
Frequency
42MHz
Height
4.57mm
Lead Free
Lead Free
Length
19.3mm
Logic Function
Counter
Max Operating Temperature
70°C
Min Operating Temperature
0°C
Max Supply Voltage
5.25V
Min Supply Voltage
4.75V
Mount
Through Hole
Number of Bits
4
Number of Bits per Element
4
Number of Elements
1
Operating Supply Voltage
5V
Output Current
400uA
Package Quantity
25
Packaging
Rail/Tube
Propagation Delay
50ns
Radiation Hardening
No
Reach SVHC Compliant
No
Reset
Asynchronous
RoHS Compliant
Yes
Series
74LS
Technology
BIPOLAR
Turn-On Delay Time
50ns
Weight
0.032734oz
Width
6.35mm
Compliance
RoHS
Compliant
Datasheet
Texas Instruments SN74LS90N Datasheet
Download the complete datasheet for Texas Instruments SN74LS90N to view detailed technical specifications.
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