Synchronous 4-bit bidirectional up/down counter IC, featuring positive edge clock triggering and a maximum operating frequency of 25MHz. This logic component operates with a 5V supply voltage (4.75V to 5.25V) and offers a propagation delay of 52ns. Packaged in a 16-SO (SOP) surface mount configuration, it is designed for operation between 0°C and 70°C.
Frequency25MHz
PackageSOP
MountingSurface Mount
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Technical Specifications
Texas Instruments SN74LS191NSR technical specifications.
General
| Package/Case | SOP |
| Clock Edge Trigger Type | Positive Edge |
| Direction | Bidirectional |
| Frequency | 25MHz |
| Height | 2mm |
| Lead Free | Contains Lead |
| Length | 10.3mm |
| Logic Function | Counter |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 4.75V |
| Mount | Surface Mount |
| Number of Bits | 4 |
| Number of Bits per Element | 4 |
| Number of Elements | 1 |
| Operating Supply Voltage | 5V |
| Package Quantity | 2000 |
| Packaging | Tape and Reel |
| Propagation Delay | 52ns |
| RoHS Compliant | Yes |
| Series | 74LS |
| Sync/Async | Synchronous |
| Technology | BIPOLAR |
| Thickness | 1.95mm |
| Weight | 0.007079oz |
| Width | 5.3mm |
Compliance
| RoHS | Compliant |
Datasheet
Texas Instruments SN74LS191NSR Datasheet
Download the complete datasheet for Texas Instruments SN74LS191NSR to view detailed technical specifications.
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