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4509

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Product Overview:

General-purpose MCU with built-in 10-bit A/D converter and serial interface. Hversion includes built-in power-on reset and voltage drop detection circuits.Maximum oscillation frequency is 6MHz. Comes in a 24-pin package. QzROM versionavailable.

4500Series QzROM

 

Key Features:

  • Minimum instruction execution time: 0.5 μs
    (at 6 MHz oscillation frequency, in through-mode)
  • Supply voltage: 1.8 V to 5.5 V
    (It depends on operation source clock, oscillation frequency and operatingmode.)
  • Timers
    • Timer 1: 8-bit timer with two reload registers
    • Timer 2: 8-bit timer with two reload registers
  • Interrupt: 5 sources
  • Key-on wakeup function pins: 12
  • Input/Output port: 18
  • A/D converter: 10-bit successive comparison method, 6 channel
  • Serial interface: 8-bit × 1
  • Voltage drop detection circuit (only for H version)
    • Reset occurrence: Typ. 2.6 V (Ta = 25 degrees C)
    • Reset release: Typ. 2.7 V (Ta = 25 degrees C)
  • Power-on reset circuit (only for H version)
  • Watchdog timer
  • Clock generating circuit (on-chip oscillator/ceramic resonator/RCoscillation)
  • LED drive directly enabled (port D)

Key Applications:

Electrical household appliance, consumer electronic products, officeautomation equipment, etc.

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