74LS90 Decade and Binary Counters – 7490

74LS90 Decade and Binary Counters – 7490 Specifications TYPE: DESCRIPTION Category: Integrated Circuits (ICs) Mfr: Texas Instruments Series: 74LS Package: Tube Part Status: Active Logic Type: Counter, Decade Direction: Up Number of Elements: 1 Number of Bits per Element: 4 Reset: Asynchronous Timing: – Count Rate: 42 MHz Trigger Type: Negative Edge Voltage – Supply: 4.75 V ~ 5.25 V Operating Temperature: 0?C ~ 70?C Mounting Type: Through Hole Package / Case: 14-DIP (0.300″, 7.62mm) Supplier Device Package: 14-PDIP Base Product Number: 74LS90 Datasheet: • 74LS90 Related Products: • 74xx ICs