EM6621 Description
The EM6621 is an advanced single chip low cost CMOS 4-bit microcontroller. It contains ROM, 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 functions.
EM6621 Key Features
- Low Power
- 2.6 µA active mode, LCD On
- 0.5 µA standby mode, LCD Off
- 0.1 µA sleep mode @ 1.5 V, 32 KHz, 20 ºC Low Voltage
- Figure 2