EM6521 Datasheet (ETC) - 4 bit Microcontroller

EM6521, 4 bit Microcontroller

The EM6521 is an advanced single chip CMOS 4-bit 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 functio

EM6521 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