Datasheet

Section 1 Overview

Rev.6.00 Sep. 27, 2007 Page 4 of 1268

REJ09B0220-0600

Item Specification

Memory

• Flash memory, mask ROM

• High-speed static RAM

Product Code ROM RAM

H8S/2329B, H8S/2329E

384 kbytes 32 kbytes

H8S/2328

, H8S/2328B 256 kbytes 8 kbytes

H8S/2327 128 kbytes 8 kbytes

H8S/2326 512 kbytes 8 kbytes

H8S/2324S — 32 kbytes

H8S/2323 32 kbytes 8 kbytes

H8S/2322R — 8 kbytes

H8S/2321 — 4 kbytes

H8S/2320 — 4 kbytes

Notes: 1. The on-chip debug function can be used with the E10A emulator

(E10A compatible version). However, some function modules and

pin functions are unavailable when the on-chip debug function is

in use. Refer to figures 1.7 and 1.8, Pin Arrangement. For

specifications, refer to the item for the H8S/2329B F-ZTAT.

2. Mask ROM version only.

Interrupt controller

• 39 external interrupt pins (NMI, IRQ0 to IRQ7)

• 52 internal interrupt sources

• Eight priority levels settable

Power-down state

• Medium-speed mode

• Sleep mode

• Module stop mode

• Software standby mode

• Hardware standby mode

• Variable clock division ratio