Synchronous 4-bit bidirectional counter, operating at up to 25MHz, features positive edge clock triggering and up/down mode control. This logic IC is housed in a 16-SOIC surface mount package, requiring a 5V operating supply voltage (4.75V to 5.25V). With a propagation delay of 52ns, it is designed for bipolar technology and operates within a temperature range of 0°C to 70°C.
Frequency25MHz
PackageSOIC
MountingSurface Mount
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Technical Specifications
Texas Instruments SN74LS191DR technical specifications.
General
| Package/Case | SOIC |
| Clock Edge Trigger Type | Positive Edge |
| Direction | Bidirectional |
| Frequency | 25MHz |
| Lead Free | Contains Lead |
| Logic Function | Counter |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 4.75V |
| Mount | Surface Mount |
| Number of Bits | 4 |
| Number of Bits per Element | 4 |
| Number of Elements | 1 |
| Operating Supply Voltage | 5V |
| Package Quantity | 2500 |
| Packaging | Tape and Reel |
| Propagation Delay | 52ns |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Series | 74LS |
| Sync/Async | Synchronous |
| Technology | BIPOLAR |
| Turn-On Delay Time | 52ns |
| Weight | 0.004998oz |
Compliance
| RoHS | Compliant |
Datasheet
Texas Instruments SN74LS191DR Datasheet
Download the complete datasheet for Texas Instruments SN74LS191DR to view detailed technical specifications.
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