1. Features

 8051 compatible Pipe-lined instruction based on the single-chip 8-bit microcontroller

 Flash ROM：

- SH79F085: 8K Bytes

- SH79F165: 16K Bytes

 RAM: internal 256 Bytes, external 256 Bytes

 EEPROM: internal 512 Bytes

 Operation Voltage: VDD = 3.0V - 5.5V

 Oscillator (code option):

- Crystal oscillator: 400kHz - 16.6MHz

- Crystal oscillator: 32.768kHz

- Internal RC: 16.6MHz

- Internal RC: 128kHz

 15/19 CMOS bi-directional I/O pins

- SH79F085: 15/19 I/O

- SH79F165: 19 I/O

 Built-in pull-up resistor for input pin

 Four 16-bit timer/counters: T0, T1, T2, T3

 Built-in EUART

 Powerful interrupt sources:

- Timer0, Timer1, Timer2, Timer3

- INT0 - 2

- ADC, EUART, SCM

 Built-in Buzzer

 In system programming (ISP)

 Built-in regulator

- Output voltage: 2.7V

 20-Bit Σ-ΔAnalog Digital Converter (ADC)

- 20-bit data output, 16-bit resolution

- SH79F085: 2 differential input

- SH79F165: 3 differential input

 Built-in Programmable Gain Amplifier (PGA)

- Gain: 12.5X - 200X

 Built-in Low Voltage Reset (LVR) function

- LVR Voltage: 3.1V

- LVR Voltage: 4.3V

 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:

- SH79F085: TSSOP20/SOP24

- SH79F165: SOP24