YMF743 Datasheet, PDF (19/24 Pages) YAMAHA CORPORATION – AC’97 Revsion2.1 Audio CODEC with Digital Audio I/F

YMF743
4-2. AC-link Interface
Parameter
BIT_CLK frequency
BIT_CLK clock period
BIT_CLK output jitter
BIT_CLK low pulse width
BIT_CLK high pulse width
SYNC frequency
SYNC period
SYNC low pulse width
SYNC high pulse width
SDATA_OUT, SYNC setup time
SDATA_OUT hold time
SDATA_IN delay time
AC-link Low Power Mode
End of slot 2 to BIT_CLK, SDATA_IN low
Symbol Min.
-
Tclk_period -
-
Tclk_low 36.0
Tclk_high 36.0
Tsync_period -
Tsync_low
-
Tsync_high -
Tsetup
10.0
Thold
20.0
Tco
-
Ts2_pdown -
Typ.
12.288
81.4
-
40.7
40.7
48.0
20.8
19.5
1.3
-
-
-
-
Max.
-
-
750
45.0
45.0
-
-
-
-
-
15.0
1.0
Unit
MHz
ns
ps
ns
ns
kHz
µs
µs
µs
ns
ns
ns
µs
BIT_CLK
BIT_CLK
SYNC
Tclk_high
Tclk_low
Tclk_period
SYNC
Tsync_high
Tsync_low
Tsync_period
Data Output and Input Timing
Tco
BIT_CLK
SDATA_IN
SDATA_OUT,
SYNC
Tsetup
Thold
19
December 18, 2000