alc203-lf Realtek Semiconductor Corporation, alc203-lf Datasheet - Page 34

• Manufacturer Part Number: alc203-lf
• Description: Two-channel Ac?97 2.3 Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

7.2.5 Signal Rise and Fall Timing
7.2.6 AC-Link Low Power Mode Timing
Two-Channel AC’97 2.3 Audio Codec
BIT_CLK rise time
BIT_CLK fall time
SYNC rise time
SYNC fall time
SDATA_IN rise time
SDATA_IN fall time
SDATA_OUT rise time
SDATA_OUT fall time
Note 1: 75pF external load (50 pF in AC’97 rev2.1)
Note 2: rise is from 10% to 90% of Vdd (V
Note 3: fall is from 90% to 10% of Vdd (V
End of slot 2 to BIT_CLK,
SDATA_IN low
Parameter
Parameter
SDATA-OUT
SDATA-IN
BITCLK
SYNC
T
Symbol
Trise
Trise
Symbol
Tfall
Tfall
Trise
Trise
Tfall
Tfall
s2_pdown
AC-Link low power mode timing diagram
oh
ol
Signal Rise and Fall timing diagram
sync
dout
Write to
sync
dout
clk
din
clk
din
to V
to V
MX26
slot-1
oh
ol
)
)
Minimum
Minimum
-
-
-
-
-
-
-
-
-
30
Set PR4
slot-2
Typical
Typical
-
-
-
-
-
-
-
-
-
Ts2_pdown
Maximum
Maximum
1.0
ALC203 DataSheet
6
6
6
6
6
6
6
6
Units
Units
µs
ns
ns
ns
ns
ns
ns
ns
ns
Rev1.6