SN74HC640 Overview
Key Specifications
Package: SOIC
Mount Type: Surface Mount
Pins: 20
Operating Voltage: 5 V
Description
The SNx4HC640 is an octal bus transceiver with 3state outputs. All eight channels are controlled by the direction (DIR) pin and output enable OE pin.
Key Features
- Wide operating voltage range of 2V to 6V
- High-Current 3-state outputs can drive up to 10 LSTTL loads
- Low power consumption, 80-µA max ICC
- Typical tpd = 8ns
- ±4-mA output drive at 5V
