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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