AD1981BL Analog Devices, AD1981BL Datasheet - Page 5

• Manufacturer Part Number: AD1981BL
• Description: Low Voltage AC'97 Soundmax Codec
• Manufacturer: Analog Devices

REV. 0
Figure 1. Cold Reset Timing (Codec Is Supplying the BIT_CLK Signal)
SDATA_IN
BIT_CLK
RESET
BIT_CLK
SYNC
BIT_CLK
SYNC
SDATA_OUT
SDATA_IN
BIT_CLK
Figure 4. Signal Rise and Fall Times
SYNC
Figure 2. Warm Reset Timing
t
t
RISEDOUT
t
RISESYNC
t
t
RISECLK
t
Figure 3. Clock Timing
RISEDIN
SYNC_HIGH
CLK_HIGH
t
t
RST_LOW
SYNC_HIGH
t
CLK_PERIOD
–5–
t
SYNC_PERIOD
t
CLK_LOW
t
t
TRI2ACTV
TRI2ACTV
t
t
SYNC_LOW
SYNC2CLK
t
RST2CLK
t
t
t
t
FALLDOUT
FALLSYNC
FALLCLK
FALLDIN
AD1981BL