alc850 Realtek Semiconductor Corporation, alc850 Datasheet - Page 44

• Manufacturer Part Number: alc850
• Description: Eight Channel Ac?97 2.3 Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.2.5.
Eight Channel AC’97 2.3 Audio Codec
Parameter
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
Note1: 75pF external load (50 pF in AC’97 rev2.1)
Note2: Rise is from 10% to 90% of Vdd (V
Note3: Fall is from 90% to 10% of Vdd (V
Signal Rise and Fall Timing
BIT_CLK
SYNC
SDATA_IN
SDATA_OUT
Trise
Symbol
Tfall
Trise
Tfall
Trise
Trise
Tfall
Trise
Trise
Figure 6. Signal Rise and Fall Timing
Tfall
Table 55. Signal Rise and Fall Timing
Trise
Trise
oh
ol
sync
sync
dout
dout
clk
din
din
clk
to V
to V
DOUT
SYNC
CLK
DIN
oh
ol
)
)
Minimum
-
-
-
-
-
-
-
-
36
Typical
-
-
-
-
-
-
-
-
Tfall
Tfall
Tfall
Tfall
Track ID: JATR-1076-21 Rev. 1.4
CLK
SYNC
DIN
DOUT
Maximum
6
6
6
6
6
6
6
6
Datasheet
Units
ALC850
ns
ns
ns
ns
ns
ns
ns
ns