CD54HCT390F3A Texas Instruments

Description: HIGH SPEED CMOS LOGIC DUAL DECAD, Packaging: Tube, Package / Case: 16-CDIP (0.300", 7.62mm), Mounting Type: Through Hole, Number of Elements: 2, Logic Type: Counter, Decade, Reset: Asynchronous, Operating Temperature: -55°C ~ 125°C (TA), Direction: Up, Trigger Type: Negative Edge, Supplier Device Package: 16-CDIP, Voltage - Supply: 4.5 V ~ 5.5 V, Count Rate: 27 MHz, Number of Bits per Element: 4.