EM6522 Datasheet - EM Microelectronic

EM6522 MFP version of EM6622 Ultra Low Power Microcontroller

The EM6522 is an advanced single chip CMOS 4bit microcontroller. It contains EEPROM, RAM, LCD driver, power on reset, watchdog timer, oscillation detection circuit, 10-bit up/down and event counter, 1ms BCD counter, prescaler, voltage level detector (Vld), serial interface and several clock function.

EM6522 Features

* Low Power - 11 µA active mode, LCD On - 1.8 µA standby mode, LCD Off - 0.1 µA sleep mode @ 3 V, 32 KHz, 25 ºC Large Voltage range, 2 to 5.5 V 2 clocks per instruction cycle 72 basic instructions EEPROM 4096 x 16 bits RAM 128 x 4 bits Max. 12 inputs ; port A, port B, port SP Max. 8 outputs

EM6522_EMMicroelectronic.pdf