PCF8593 Datasheet (NXP) - Low-power Clock/Calendar

PCF8593, Low-power Clock/Calendar

The PCF8593 is a CMOS1 clock and calendar circuit, optimized for low power consumption.

Addresses and data are transferred serially via the two-line bidirectional I2C-bus.

The built-in word address register is incremented automatically after each written or read data byte.

The built-in 32.768 kHz os

PCF8593 Features

* I2C-bus interface operating supply voltage: 2.5 V to 6.0 V

* Clock operating supply voltage 1.0 V to 6.0 V at 0 C to +70 C

* 8 bytes scratchpad RAM (when alarm not used)

* Data retention voltage: 1.0 V to 6.0 V

* External RESET input resets I2C interface only

* Operating