Datasheet

Section 1 Overview
Rev. 6.00 Mar. 24, 2006 Page 1 of 412
REJ09B0142-0600
Section 1 Overview
1.1 Features
• High-speed H8/300H central processing unit with an internal 16-bit architecture
 Upward-compatible with H8/300 CPU on an object level
 Sixteen 16-bit general registers
 62 basic instructions
• Various peripheral functions
 Timer A (can be used as a time base for a clock)
 Timer V (8-bit timer)
 Timer W (16-bit timer)
 Watchdog timer
 SCI3 (Asynchronous or clocked synchronous serial communication interface)
 I
2
C Bus Interface (conforms to the I
2
C bus interface format that is advocated by Philips
Electronics)
 10-bit A/D converter
• On-chip memory
Product Classification Model EEPROM ROM RAM
Flash memory version H8/3664N HD64N3664 512 bytes 32 kbytes 2,048 bytes
(F-ZTAT
TM
version) H8/3664F HD64F3664  32 kbytes 2,048 bytes
Mask ROM version H8/3664 HD6433664  32 kbytes 1,024 bytes
H8/3663 HD6433663  24 kbytes 1,024 bytes
H8/3662 HD6433662  16 kbytes 512 bytes
H8/3661 HD6433661  12 kbytes 512 bytes
H8/3660 HD6433660  8 kbytes 512 bytes
• General I/O ports
 I/O pins: 29 I/O pins (H8/3664N has 27 I/O pins), including 8 large current ports (I
OL
= 20
mA, @V
OL
= 1.5 V)
 Input-only pins: 8 input pins (also used for analog input)
• EEPROM interface (only for H8/3664N)
 I
2
C Bus Interface (conforms to the I
2
C bus interface format that is advocated by Philips
Electronics)