HD74HC490 Dual 4-bit Decade Counters

Hitachi Semiconductor

Description

HD74HC490 Dual 4-bit Decade Counters .
This circuit contains eight master-slave flip-flops and additional gating to implement two individual 4-bit decade counters.

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Datasheet Specifications

Part number: HD74HC490
Manufacturer: Hitachi Semiconductor
File Size: 44.31 KB
Datasheet: HD74HC490_HitachiSemiconductor.pdf
Description: Dual 4-bit Decade Counters

Features

* High Speed Operation: tpd (Clock to QA) = 13 ns typ (CL = 50 pF) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C) Funct

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HD74HC490 Dual 4-bit Decade Counters Hitachi Semiconductor

Hitachi Semiconductor HD74HC490-like datasheet