DESCRIPTION

These are single-chip 16-bit microcomputers designed with high-performance CMOS silicon gate technology, including the internal flash memory and being packaged in 42-pin plastic molded SSOP or shrink plastic molded DIP. These microcomputers support the 7900 Series instruction set, which are enhanced and expanded instruction set and are upper-compatible with the 7700/7751 Series instruction set.

DISTINCTIVE FEATURES

• Number of basic machine instructions .................................... 203

• Memory

Flash memory (User ROM area) ................................... 60 Kbytes

RAM .............................................................................3072 bytes

Flash memory (Boot ROM area) ..................................... 8 Kbytes

• Instruction execution time

The fastest instruction at 20 MHz frequency ........................ 50 ns

• Single power supply .................................................... 5 V ± 0.5 V

• Interrupts ........... 5 external sources, 21 internal sources, 7 levels

• Multi-functional 16-bit timer ................................................. 10 + 3

(Three-phase motor drive waveform or Pulse motor drive waveform

output is available.)

• Serial I/O (UART or Clock synchronous) ..................................... 2

• 10-bit A-D converter ............................................ 5-channel inputs

• 8-bit D-A converter ............................................2-channel outputs

• 12-bit watchdog timer

• Programmable input/output (ports P1, P2, P5, P6, P7)............. 30

• Power supply voltage .................................................. 5 V ± 0.5 V

• Programming/Erase voltage ........................................ 5 V ± 0.5 V

• Programming method .................... Programming in a unit of word

• Erase method ............................................Block erase or Total erase

M37906F8CFP, M37906F8CSP

............... 4 blocks (8 Kbytes ✕ 2, 16 Kbytes ✕ 1, 28 Kbytes ✕ 1)

• Programming/Erase control by software command

• Maximum number of reprograms ............................................ 100

APPLICATION

• Control devices for office equipment such as copiers and facsimiles

• Control devices for industrial equipment such as communication and measuring instruments

• Control devices for equipment, requiring motor control, such as inverter air conditioners and general-purpose inverters