beautypg.com

3 bus timing – Renesas SH7781 User Manual

Page 1604

background image

32. Electrical Characteristics

Rev.1.00 Jan. 10, 2008 Page 1574 of 1658
REJ09B0261-0100

32.3.3

Bus Timing

Table 32.8 Bus Timing

Conditions: V

DDQ

= 3.0 to 3.6 V, V

DD

= 1.1 V, T

a

=

−20 to +85/−40 to 85°C, C

L

= 30 pF

Item Symbol

Min.

Max.

Unit

Notes

Address delay time

t

AD

1.5

6

ns

BS delay time

t

BSD

1.5

6

ns

CS delay time

t

CSD

1.5

6

ns

R/W delay time

t

RWD

1.5

6 ns

RD delay time

t

RSD

1.5

6

ns

Read data setup time

t

RDS

2.5

⎯ ns

Read data hold time

t

RDH

1.5

⎯ ns

WE delay time (falling edge)

t

WEDF

1.5

6

ns

Relative to CLKOUT falling edge

WE delay time

t

WED1

1.5

6 ns

Write data delay time

t

WDD

1.5

6 ns

RDY setup time

t

RDYS

2.5

⎯ ns

RDY hold time

t

RDYH

1.5

⎯ ns

FRAME delay time

t

FMD

1.5

6

ns

MPX

IOIS16 setup time

t

IO16S

2.5

⎯ ns PCMCIA

IOIS16 hold time

t

IO16H

1.5

⎯ ns PCMCIA

IOWR delay time (falling edge) t

ICWSDF

1.5 6 ns PCMCIA

IORD delay time

t

ICRSD

1.5

6 ns

PCMCIA

DACK delay time

t

DACD

1.5

6 ns

DACK delay time (falling edge) t

DACDF

1.5

6

ns

Relative to CLKOUT falling edge