Real-time Clock IC

OVERVIEW The SM8577B is a CMOS serial-interface type realtime clock IC that operates at 32.768 kHz. It employs a 3-line serial interface to transfer time and date data. It incorporates a supply-voltage detect function to determine data validity/invalidity. It features an output interrupt with 32

Real-time Clock IC

Real-time Clock IC

OVERVIEW The SM8577B is a CMOS serial-interface type realtime clock IC that operates at 32.768 kHz. It employs a 3-line serial interface to transfer time and date data. It incorporates a supply-voltage detect function to determine data validity/invalidity. It features an output interrupt with 32

LCD direct/duplex driver with I2C-bus interface

GENERAL DESCRIPTION The PCF8577C is a single chip, silicon gate CMOS circuit. It is designed to drive liquid crystal displays with up to 32 segments directly, or 64 segments in a duplex configuration. FEATURES • Direct/duplex drive modes with up to 32/64 LCD-segment drive capability per

LCD direct/duplex driver with I2C-bus interface

GENERAL DESCRIPTION The PCF8577C is a single chip, silicon gate CMOS circuit. It is designed to drive liquid crystal displays with up to 32 segments directly, or 64 segments in a duplex configuration. FEATURES • Direct/duplex drive modes with up to 32/64 LCD-segment drive capability per

LCD direct/duplex driver with I2C-bus interface

GENERAL DESCRIPTION The PCF8577C is a single chip, silicon gate CMOS circuit. It is designed to drive liquid crystal displays with up to 32 segments directly, or 64 segments in a duplex configuration. FEATURES • Direct/duplex drive modes with up to 32/64 LCD-segment drive capability per