M16CSLASH62M datasheet(302/615 Pages) RENESAS

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Timing

Mitsubishi microcomputers

M16C / 62M Group

(Low voltage version)

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

1-283

Timing requirements

(referenced to VCC = 3V, VSS = 0V, at Topr = – 20oC to 85oC / – 40oC to 85oC (*) unless otherwise specified)

* : Specify a product of -40

°C to 85°C to use it.

Table 1.31.8. External clock input

Table 1.31.9. Memory expansion and microprocessor modes

100

(Note)

Note: Calculated according to the BCLK frequency as follows:

tac1(RD – DB) =

f(BCLK) X 2

– 90

[ns]

tac2(RD – DB) =

f(BCLK) X 2

– 90

3 X 10

[ns]

tac3(RD – DB) =

f(BCLK) X 2

– 90

3 X 10

[ns]

Max.

External clock rise time

Min.

External clock input cycle time

External clock input HIGH pulse width

tw(H)

External clock input LOW pulse width

tw(L)

External clock fall time

Parameter

Symbol

Unit

Standard

Min.

Data input setup time

tsu(DB-RD)

tsu(RDY-BCLK )

Parameter

Symbol

Unit

Max.

Standard

RDY input setup time

Data input hold time

th(RD-DB)

th(BCLK -RDY)

RDY input hold time

HOLD input setup time

tsu(HOLD-BCLK )

HOLD input hold time

th(BCLK-HOLD )

Data input access time (no wait)

tac1(RD-DB)

tac2(RD-DB)

tac3(RD-DB)

Data input access time (with wait)

Data input access time (when accessing multiplex bus area)

HLDA output delay time

td(BCLK-HLDA)

(Note)

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