The EM78P447NAM is an 8-bit microprocessor with a cycle speed of 8MHz. It is manufactured by ELAN in a SOIC-28 package with 300-mil lead spacing. This product is RoHS compliant and is suitable for a variety of embedded applications such as display, measurement and control systems. The EM78P447NAM is a low-power device with an on-chip RAM and EEPROM, as well as a 9-bit AD converter. It features 23 I/O ports, an 8-stage multiply accumulator, 3-channel 16-bit timer, 3-channel 8-bit timer, watchdog timer and a programmableROM decoder. It is also equipped with advanced features such as a PWM generator, 16-bit extended timer, SPI bus and I2C bus.