EM6520 - EM Microelectronic

EM6520 MFP version of EM6620 Ultra Low Power Microcontroller 4x8 LCD Driver

The EM6520 is an advanced single chip CMOS 4bit microcontroller. It contains EEPROM, RAM, power on reset, watchdog timer, oscillation detection circuit, 10 bit up/down counter, Millisecond counter, prescaler, voltage level detector (SVLD), compare input, frequency output, LCD driver and several clock functions. The low voltage feature and low power consumpti.

Features

• Low Power - 8 µA active mode, LCD On - 1.1 µA standby mode, LCD Off - 0.1 µA sleep mode @ 3 V, 32 kHz, 25°C Large Voltage range, 2 to 5.5 V SVLD, default (2.4V) EEPROM, 2048 × 16 bits RAM, 64 × 4 bits 2 clocks per instruction cycle 72 basic instructions Oscillation supervisor Timer watchdog (2 sec) Max. 8 inputs ; port A, port B max. 4 outputs ; port B LCD 8 segments, 3 or 4 times multiplexed Universal 10-bit counter, PWM, event counter Prescaler down to 1 Hz (crystal = 32 KHz) 1/1000 sec, 12 bit binary coded decimal counter with hard or software start/stop function Frequency output 1Hz, 204.