ROHM Semiconductor BU97981KV-E2
Multi-function LCD Segment Drivers
FEATURES
● Integrated RAM for Display Data (DDRAM): 49 x4 Bit (Max 196 Segment)● LCD Drive Output: 4 Common Output, Max 49 Segment Output
● Integrated 3ch LED Driver Circuit
● Segment/ LED (Max 3port) Output Mode Selectable
● Segment/ GPO (Max 31port) Output Mode Selectable
● Support PWM Generation from Ext. or Internal Clock (Resolution: 8bit Mode/12bit Mode Selectable)
● Support Standby Mode
● Integrated Power-on-Reset Circuit (POR)
● Integrated Oscillator Circuit
● No External Component
● Low Power Consumption Design
● Independent Power Supply for LCD Driving
● Support Blink Function (Blink Frequency 1.6, 2.0, 2.6, 4.0Hz selectable)
APPLICATIONS
● Telephone● FAX
● Portable Equipment (POS, ECR, PDA etc.)
● DSC
● DVC
● Car audio
● Home Electrical Appliance
● Meter Equipment etc. Key Specifications
● Supply Voltage Range: +1.8V to +3.6V
● L