M30620FCMFP datasheet(21/33 Pages) MITSUBISHI

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Mitsubishi microcomputers

M16C / 62M Group

(Low voltage version)

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Timing

Read timing

Write timing

BCLK

CSi

ALE

4ns.min

Hi–Z

80ns.min

0ns.min

ADi

BHE

td(BCLK–WR)

60ns.max

th(BCLK–WR)

0ns.min

BCLK

CSi

td(BCLK–CS)

60ns.max

td(BCLK–AD)

ALE

th(BCLK–ALE)

th(BCLK–CS)

4ns.min

tcyc

0ns.min

th(WR–CS)

0ns.min

th(WR–AD)

ADi

BHE

td(BCLK–DB)

4ns.min

th(BCLK–DB)

td(DB–WR)

(tcyc–80)ns.min

0ns.min

th(WR–DB)

DBi

th(RD–AD)

0ns.min

td(BCLK–ALE)

60ns.max

tSU(DB–RD)

Memory Expansion Mode and Microprocessor Mode

(When accessing external memory area with wait)

Measuring conditions :

• VCC=3V

• Input timing voltage : Determined with VIL=0.48V, VIH=1.5V

• Output timing voltage : Determined with VOL=1.5V, VOH=1.5V

WR,WRL,

WRH

td(BCLK–CS)

60ns.max

th(RD–CS)

tcyc

td(BCLK–AD)

60ns.max

th(BCLK–AD)

–4ns.min

th(BCLK–ALE)

60ns.max

td(BCLK–RD)

th(BCLK–RD) 0ns.min

tac2(RD–DB)

th(RD–DB)

0ns.min

th(BCLK–AD)

60ns.max

td(BCLK–ALE)

60ns.max

–4ns.min

80ns.max

th(BCLK–CS)

4ns.min

VCC = 3V

Figure 1.26.5. VCC=3V timing diagram (4)

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