SH7211 datasheet(28/1228 Pages) RENESAS

tên linh kiện	SH7211

Giải thích chi tiết về linh kiện	32-Bit RISC Microcomputer SuperHTM RISC engine Family

PDF	1228 Pages

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nhà sản xuất	RENESAS [Renesas Technology Corp]

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Section 1 Overview

Rev. 2.00 May. 08, 2008 Page 4 of 1200

REJ09B0344-0200

Items

Specification

Direct memory access

controller (DMAC)

• Eight channels; external request available for four of them

• Can be activated by on-chip peripheral modules

• Burst mode and cycle steal mode

• Intermittent mode available (16 and 64 cycles supported)

• Transfer information can be automatically reloaded

Clock pulse

generator (CPG)

• Clock mode: Input clock can be selected from external input (EXTAL

or CK) or crystal resonator

• Input clock can be multiplied by 16 (max.) by the internal PLL circuit

• Five types of clocks generated:

⎯ CPU clock: Maximum 160 MHz

⎯ Bus clock: Maximum 40 MHz

⎯ Peripheral clock: Maximum 40 MHz

⎯ Timer clock: Maximum 80 MHz

⎯ AD clock: Maximum 40 MHz

Watchdog timer

(WDT)

• On-chip one-channel watchdog timer

• A counter overflow can reset the LSI

Power-down modes

• Three power-down modes provided to reduce the current consumption

in this LSI

⎯ Sleep mode

⎯ Software standby mode

⎯ Module standby mode

SH7211 bảng dữ liệu(PDF) 28 Page - Renesas Technology Corp