GENERAL DESCRIPTION
These products also incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wring. FEATURES
AEC-Q100 Qualified Key input function for up to 30 keys (A key scan is performed only when a key is pressed.) Either 1/5, 1/4, 1/3 or 1/1 duty (static) can be selected with the serial control data. 1/5 duty drive: Up to 445 segments can be driven 1/4 duty drive: Up to 360 segments can be driven 1/3 duty drive: Up to 270 segments can be driven 1/1 duty drive: Up to 90 segments can be driven Serial data control of frame frequency for com
ROHM Semiconductor
