alc850 Realtek Semiconductor Corporation, alc850 Datasheet - Page 46

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

8.2.7.
To meet AC’97 rev. 2.3 specifications, EAPD, S/PDIFO, BIT_CLK and SDATA_IN should be floating
in test mode.
8.2.8.
Eight Channel AC’97 2.3 Audio Codec
Parameter
Setup to trailing edge of
RESET# (also applies to
SYNC)
Rising edge of RESET# to Hi-
Z delay
Output Pin
BIT_CLK (must support ≥ 2
codecs)
SDATA_IN
ATE Test Mode
AC-Link IO Pin Capacitance and Loading
SDATA-OUT
SDATA-IN,
RESET#
BITCLK
Table 58. AC-Link IO Pin Capacitance and Loading
Symbol
T
setup2rst
1 Codec
T
47.5pF
Figure 8. ATE Test Mode Timing
55pF
off
Table 57. ATE Test Mode
Minimum
15.0
-
38
Tsetup2rst
2 Codec
62.5pF
55pF
Toff
Typical
-
-
3 Codec
75pF
60pF
Track ID: JATR-1076-21 Rev. 1.4
Maximum
25.0
-
Hi-Z
4 Codec
62.5pF
85pF
Datasheet
Units
ALC850
ns
ns