HomedatasheetM37905M4C

M37905M4C Datasheet

16 BIT CMOS MICROCOMPUTER
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Description

DESCRIPTION
These are single-chip 16-bit microcomputers designed with high-per formance CMOS silicon gate technology, being packaged in 64-pin plastic molded QFP or shrink plastic molded SDIP. 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
  [M37905M4C-XXXFP, M37905M4C-XXXSP]
  ROM .............................................................................. 32 Kbytes
  RAM .............................................................................1024 bytes
  [M37905M6C-XXXFP, M37905M6C-XXXSP]
  ROM .............................................................................. 48 Kbytes
  RAM .............................................................................3072 bytes
  [M37905M8C-XXXFP, M37905M8C-XXXSP]
  ROM .............................................................................. 60 Kbytes
  RAM .............................................................................3072 bytes
• Instruction execution time
  The fastest instruction at 20 MHz frequency ........................ 50 ns
• Single power supply .................................................... 5 V ± 0.5 V
• Interrupts ........... 8 external sources, 23 internal sources, 7 levels
• Multi-functional 16-bit timer ................................................. 10 + 3
  (Three-phase motor drive waveform and Pulse motor drive wave form output are available.)
• Serial I/O (UART or Clock synchronous) ..................................... 3
• 10-bit A-D converter .......................................... 12-channel inputs
• 8-bit D-A converter ............................................2-channel outputs
• 12-bit watchdog timer
• Programmable input/output (ports P1, P2, P4, P5, P6, P7, P8) .. 50

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

 

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MITSUMI
Warm Hint

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