Description

The M37641F8HP is an 8-bit microcomputer based on the 7600 series core (740 family core compatible) technology. It is designed for PC peripheral devices, including USB, DMAC, Serial I/O, UART, Timer, and Master CPU bus interface.

Specifications and features

- Basic machine-language instructions: 71
- Minimum instruction execution time: 83 ns (at 24 MHz oscillation frequency)
- Memory size: 32 Kbytes ROM, 1 Kbytes RAM
- Programmable input/output ports: 66
- Software pull-up resistors: Built-in
- Interrupts: 24 sources, 24 vectors (external 5 including Key input, internal 18, software 1)
- USB function control unit: Transceiver USB std. spec. ver.1.1
- Timers: 16-bit x 2 (Timers X, Y), 8-bit x 3 (Timers 1, 2, 3)
- Serial I/O: 8-bit x 1
- UART: 8-bit x 2
- DMAC: 2 channels
- Master CPU bus interface: 2 bytes
- Special count source generator: 8-bit x 1
- Clock generating circuit: Built-in (connect to external ceramic resonator or quartz-crystal oscillator)
- Power source voltage: 4.15 to 5.25 V (at 24 MHz oscillation frequency, φ = 12 MHz), 3.00 to 3.60 V (at 24 MHz oscillation frequency, φ = 6 MHz)
- Operating temperature range: -20 to 70°C
- Packages: FP 80P6N-A (80-pin QFP), HP 80P6Q-A (80-pin LQFP)

Application Scenarios

The M37641F8HP is suitable for audio, musical instruments, printers, scanners, modems, and other PC peripheral devices.

Comparison

- Compatible with 7600 series core technology
- Wide range of input/output options
- USB function control
- Multiple timers for accurate timing
- Power-efficient design
- Variety of package options

- Limited memory size
- Limited number of channels for DMAC
- No built-in flash memory for program storage