Presettable synchronous 4-bit binary up/down counter, featuring CMOS technology and a 30MHz frequency. Operates with a 4.5V to 5.5V supply voltage, ideal for 5V systems. This bidirectional counter utilizes positive edge clock triggering and offers a propagation delay of 63ns. Packaged in a 16-PDIP with gold contact plating, it supports through-hole mounting and operates within a -55°C to 125°C temperature range. RoHS compliant and lead-free.
Checking distributor stock and pricing after the page loads.
Sign in to ask questions about the Texas Instruments CD74HCT191E datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
| Package/Case | PDIP |
| Clock Edge Trigger Type | Positive Edge |
| Contact Plating | Gold |
| Direction | Bidirectional |
| Frequency | 30MHz |
| 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 | 1 |
| Operating Supply Voltage | 5V |
| Package Quantity | 25 |
| Packaging | Rail/Tube |
| Propagation Delay | 63ns |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | 74HCT |
| Sync/Async | Synchronous |
| Technology | CMOS |
| Turn-On Delay Time | 63ns |
| Weight | 0.03357oz |
| Width | 6.35mm |
| RoHS | Compliant |
Download the complete datasheet for Texas Instruments CD74HCT191E to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
