Presettable decade or binary counter/latch IC, featuring 4 bits and UP count direction. Operates with a nominal supply voltage of 5V (4.5V min, 5.5V max) and supports a maximum frequency of 30 MHz. This MILITARY temperature grade component has a propagation delay of 95 ns and is housed in a 20-terminal, 8.89mm x 8.89mm S-CQCC-N20 package. Designed for negative edge triggering, it offers a maximum output current (Iol) of 4mA and a load capacitance of 15pF.
Texas Instruments SNJ54LS197FK technical specifications.
| Max Operating Temperature | 125 |
| Number of Terminals | 20 |
| Min Operating Temperature | -55 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-CQCC-N20 |
| Width | 8.89 |
| Length | 8.89 |
| Pin Count | 20 |
| Number of Functions | 1 |
| Temperature Grade | MILITARY |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.5 |
| Supply Voltage-Min (Vsup) | 4.5 |
| Logic IC Type | BINARY COUNTER |
| Family | LS |
| Propagation Delay (tpd) | 95 |
| Number of Bits | 4 |
| Max I(ol) | 0.004 |
| Load Capacitance | 15 |
| Power Supply Current-Max (ICC) | 27 |
| Count Direction | UP |
| Screening Level | MIL-PRF-38535 |
| Trigger Type | NEGATIVE EDGE |
| fmax-Min | 30 |
| Max Frequency@Nom-Sup | 30000000 |
| RoHS | No |
| Lead Free | No |
| HTS Code | 8542.39.00.01 |
| REACH | not_compliant |
| Military Spec | True |
No datasheet is available for this part.
