DESCRIPTION
This The serially clocked data is parallel loaded into latches under control of the strobe pin. The latched data determines which segments are ON or OFF. Any segments output can be used to drive a backplane. A blank function is provided to clear the display. APPLICATIONS
Balance and scales Automotive displays Utility meters Large displays Pagers Portable, battery operated products Telephones FEATURES
Serial data input / output Low dynamic current, 5 µA max. Low standby current , 1 µA max. Separate input and display voltages Wide power supply range : VDD (logic) 2 to 8V, VLCD (display) VDD to 12V On-chip latches separate control and display sections Drives up to 40 LCD segments in direct drive Crossfree cascadable Schmitt Trigger on the inputs 30 ns (typ.) glitch filter on every input High noise immunity Segment outputs short circuit protected LCD blanking function -40 to +85°C temperature range On request extended temperature range, -40 to +125°C QFP52 and TAB packages Typical Operating Configuration Pin Assignment Fig.
EM Microelectronic
