Features
❐ Internal high-capacity ROM and RAM
❐ Minimum instruction execution time can be changed from high speed (0.4 µs: @ 5.0 MHz operation with main system clock) to ultra-low speed (122 µs: @ 32.768 kHz operation with subsystem clock)
❐ 74 I/O ports
❐ VFD controller/driver: 53 display outputs in total
   • Segments: 9 to 40
   • Digits: 2 to 16
❐ 8-bit resolution A/D converter: 8 channels
   • Power supply voltage (AVDD = 4.0 to 5.5 V)
❐ Serial interface: 2 channels
   • 3-wire serial I/O/SBI/2-wire serial I/O mode: 1 channel
   • 3-wire serial I/O mode (automatic transmit/receive function): 1 channel
❐ Timer: 5 channels
   • 16-bit timer/event counter: 1 channel
   • 8-bit timer/event counter: 2 channels
   • Watch timer: 1 channel
   • Watchdog timer: 1 channel
❐ 15 vectored interrupt sources
❐ One test input
❐ Two types of on-chip clock oscillators (for main and subsystem clocks)
❐ Power supply voltage: VDD = 2.7 to 5.5 V

APPLICATIONs
  Compact home stereo sets, cassette decks, tuners, CD players, VCRs, etc.