alc658 Realtek Semiconductor Corporation, alc658 Datasheet - Page 41

• Manufacturer Part Number: alc658
• Description: Six-channel Ac?97 2.3 Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

7.2.6.
7.2.7.
To meet AC’97 rev. 2.3 specifications, EAPD, S/PDIFO, BIT_CLK and SDATA_IN should be floating in test mode.
Six-Channel AC’97 2.3 Audio Codec
Parameter
Parameter
End of slot 2 to BIT_CLK,
SDATA_IN low
Setup to trailing edge of
RESET# (also applies to
SYNC)
Rising edge of RESET# to
Hi-Z delay
AC-Link Low Power Mode Timing
ATE Test Mode
SDATA-OUT
SDATA-IN, BITCLK
SDATA-IN
BITCLK
Figure 8. AC-Link Low Power Mode Timing Diagram
SYNC
SDATA-OUT
RESET#
Table 59. AC-Link Low Power Mode Timing
Figure 9. ATE Test Mode Timing Diagram
T
Symbol
Symbol
T
s2_pdown
setup2rst
T
off
Write to
MX26
Table 60. ATE Test Mode
slot-1
Minimum
Minimum
15.0
-
-
37
Set PR4
Tsetup2rst
slot-2
Toff
Typical
Typical
-
-
-
Ts2_pdown
Hi-Z
Maximum
Maximum
25.0
1.0
-
Datasheet
ALC658
Units
Units
µs
ns
ns
Rev. 1.3