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Rainbow Electronics W90P710CDG User Manual

Page 524

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W90P710CD/W90P710CDG

Publication Release Date: September 19, 2006

- 525 -

Revision B2

7.3.7 AC97/I2S Interface AC Characteristics

T

ISU

T

OD

T

IHD

T

OH

AC97_BCLK

AC97_DATAO

AC97_SYNC

AC97_DATAI

T

CLK_PERIOD

SYMBOLS DESCRIPTION MIN

TYP.

MAX

UNIT

T

CLK_PERIOD

AC97 Bit Clock Frequency

--

12.288 --

MHz

T

OD

AC97_DATAO and AC97_SYNC output delay
from AC97_BCLK rising edge

-- -- 30 ns

T

OH

AC97_DATAO and AC97_SYNC output hold
time from AC97_BCLK rising edge

5 -- -- ns

T

ISU

AC97_DATAI input setup time to AC97_BCLK
falling edge

10 --

-- ns

T

IHD

AC97_DATAI input hold time from
AC97_BCLK falling edge

5 -- -- ns