1. Features
 8-bit micro-controller with Pipe-line structured 8051 compatible instruction set
 Flash ROM: 64K Bytes
 RAM: internal 256 Bytes, external 2304 Bytes
 EEPROM-like: build-in 2048 Bytes
 Operation Voltage: VDD = 3V - 5.5V
 Oscillator (code option)
- Crystal oscillator: 400kHz - 16MHz
- Crystal oscillator: 32.768kHz
- Internal RC: 12MHz
- PLL: 48MHz
 72 CMOS bi-directional I/O pins
 Built-in pull-up resistor for input pin
 3 16-bit timer/counters T2, T3, T4
 Base timer (BT)
 Powerful interrupt sources:
- Timer2, 3, 4, BT
- INT0, 1, 2, 3, 4
- PWM0-2, ADC, EUART, SCM, SPI
- USB (for SH79F6489)
 Enhanced UART (EUART)
 3 12-bit PWM timer
 LCD driver:
- 4 X 36 dots (1/4 duty 1/3 bias)
- 5 X 35 dots (1/5 duty 1/3 bias)
- 6 X 34 dots (1/6 duty 1/3 bias)
- Low power LCD
 Built-in regulator
- Output: 2.7V or 3.3V
 20-bit Σ-Δ Analog Digital Converter (ADC)
- 20-bit data output, 16-bit resolution
- 3 differential input/4 Single-ended inputs
 Built-in Programmable Gain Amplifier (PGA)
- Gain: 1X-128X
 Built-in Operational Amplifier (OP)
 SH79F6489: The Universal Serial Bus (USB)
- Compatible with USB2.0 (Full speed 12Mbps)
- Support control, interrupt and buck data transfer
- Support 3 endpoints: (EP0, EP1, EP2)
 SPI (Master/Slave Mode)
 Built-in Low Voltage Reset (LVR) function (code option)
- LVR voltage: 3.1V
- LVR voltage: 4.0V
 CPU Machine cycle: 1 oscillator clock
 Built-in Watch Dog Timer (WDT) (code option)
 Built-in oscillator Warm-up timer
 Support Low power operation modes:
- Idle Mode
- Power-Down Mode
 Flash Type
 Package:
- LQFP64
- LQFP80
- CHIP (90 Pads)