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Product Specifications

Item Specification
CPU:
  • 16bit H8/300H CPU
  • Upward-compatible with H8/300 CPUs
  • General-register architecture: Sixteen 16-bit general registers also usable as sixteen 8-bit registers and eight 16-bit registers, or eight 32-bit registers
  • Sixty-two basic instructions
  • Eight addressing modes
  • 64-kbyte address space (H8/300H normal mode)
Interrupts:
External interrupt sources 14sources (Priorities settable)
Internal interrupt sources 26sources (Priorities settable)
Address break: Address Break can request access and data or a combination of them
Clock pulse generators:
System clock pulse generator System clock pulse generator Crystal oscillator, ceramic oscillator: (2 to 10MHz)
External clock input (1 to 10MHz)
Subclock pulse generator 32.768 kHz (Crystal oscillator, External clock input)
38.4 kHz (Crystal oscillator, External clock input )
Operating frequency/
Operating voltage:
  • External Clock
    Operating frequency Operating voltage
    1 to 4.2MHz 1.8 to 2.7V
    1 to 10MHz 2.7 to 3.6V

  • Crystal oscillator/Ceramic oscillator
    Operating frequency Operating voltage
    2 to 4.2MHz 1.8 to 2.7V
    2 to 10MHz 2.7 to 3.6V
Power-down modes:
  • Support of 7 power-down modes, module standby mode and system clock pulse function.
    • Sleep (high-speed) mode
    • Sleep (medium-speed) mode
    • Standby mode
    • Watch mode
    • Subsleep mode
    • Subactive mode
    • Active (medium-speed) mode
Memory
(Memory map) :
  Product abb. ROM(byte) RAM(byte)
Flash memory version H8/38776 48k 2k
Mask ROM Version H8/38776 48k 2k
H8/38775 40k 2k
H8/38774 32k 1k
H8/38773 24k 1k
I/O ports:
(64 pins)
I/O ports 55 pins
including 4 large current ports (IOL=15mA ,Vcc=2.7-3.6V)
Input ports 8 input pins
Timers:
8-bit timer RTC
  • Choice of eight internal clock sources
  • Counts seconds, minutes, hours, and day-of-week
  • Can be used as 8-bit free running counter
16-bit timer Asynchronous Event Counter (AEC)
  • Count-up timer able to count asynchronous external events independently of the MCUs internal clocks
Timer F
  • Can be used as two independent 8-bit timers
  • Provision for toggle output by means of compare-match function
16-Bit Timer Pulse Unit (TPU)
  • Maximum 4-pulse input/output
  • Selection of 7 or 8 counter input clocks for each channel
  • Waveform output at compare match
  • Input capture function
  • Operation with cascaded connection
14-Bit PWM
  • Connecting the PWM to the low-pass filter enables the PWM to be used as a D/A converter
  • The standard PWM or pulse-division type PWM can be selected by software.
Watchdog Timer
  • Choice of eight internal clock sources and the nternal oscillator
Serial communication interface:
SCI3 2ch
  • Choice of asynchronous or clocked synchronous serial communication mode
  • IrDA communication waveforms based on the Infrared Data Association (IrDA) standard version 1.0.
    Full-duplex communication capability
I2C Bus 1ch
  • Conforms to I2C bus interface proposed by Philips Electronics
A/D converter:
  Channel Specification
10-bit
A/D converter		 8ch Successive approximations with 10-bit resolution, sample and hold function
Power-On Reset Circuit: Uses an external capacitor to generate an internal reset signal when power is first supplied.
Sample,
mass production:
  Sample MP
F-ZTAT OK OK
MASK - OK

 

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