HD74HC688 Description
The HD74HC688 pares bit for bit two 8-bit words and indicates whether or not they are equal. The P=Q output indicates equality when it is low. A single active low enable is provided to facilitate cascading of several packages and enable parison of words greater than 8-bits.
HD74HC688 Key Features
- High Speed Operation: tpd (P or Q to Output) = 17 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)
- Ordering Information
HD74HC688 Applications
- High Speed Operation: tpd (P or Q to Output) = 17 ns typ (CL = 50 pF)