54LS193FM National Semiconductor

Description: IC BINARY COUNTER 4-BIT 16CFP, Number of Bits per Element: 4, Count Rate: 20 MHz, Voltage - Supply: 4.5 V ~ 5.5 V, Supplier Device Package: 16-CFP, Timing: Synchronous, Trigger Type: Positive Edge, Direction: Up, Down, Operating Temperature: -55°C ~ 125°C (TA), Reset: Asynchronous, Logic Type: Binary Counter, Number of Elements: 1, Mounting Type: Surface Mount, Package / Case: 16-CFlatpack, Packaging: Bulk.