MC14489 - Multi-Character LED Display/Lamp Driver
section.
This device contains protection circuitry to guard against damage due to high static voltages or electric fields.
However, precautions must be taken to avoid applications of any voltage higher than maximum rated voltages to this high *impedance circuit.
For proper operation, Vin an
MC14489 Features
* data retention plus decode and scan circuitry, thus relieving processor overhead. A single, current
* setting resistor is the only ancillary component required. A single device can drive any one of the following: a 5
* digit display plus decimals, a 4
* 1/2
* digit display pl