The SN54LS157FK is a quad 2-input multiplexer from Texas Instruments, operating within a temperature range of -55°C to 125°C. It features a 20-pin S-CQCC-N20 package, with a width and length of 8.89mm. The device is powered by a nominal supply voltage of 5V, with a maximum and minimum supply voltage of 5.5V and 4.5V, respectively. It has a propagation delay of 14ns and a maximum power supply current of 16mA.
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| 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 | 4 |
| Temperature Grade | MILITARY |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.5 |
| Supply Voltage-Min (Vsup) | 4.5 |
| Logic IC Type | MULTIPLEXER |
| Family | LS |
| Propagation Delay (tpd) | 14 |
| Load Capacitance | 15 |
| Output Polarity | TRUE |
| Number of Outputs | 1 |
| Number of Inputs | 2 |
| Power Supply Current-Max (ICC) | 16 |
| RoHS | No |
| HTS Code | 8542.39.00.01 |
| REACH | not_compliant |
| Military Spec | False |
