alc250-lf Realtek Semiconductor Corporation, alc250-lf Datasheet - Page 37

• Manufacturer Part Number: alc250-lf
• Description: Two-channel Ac?97 2.3 Audio Codec With Equalizer
• Manufacturer: Realtek Semiconductor Corporation

7.2.8 AC-Link IO Pin Capacitance and Loading
7.2.9 SPDIF Output
Notes:
Two-Channel AC’97 2.3 Audio Codec
BIT_CLK (must support ≥ 2
CODECs)
SDATA_IN
Rise time/fall time
SPDIF_OUT
Output Pin
Duty cycle
Rise time = 100 * T
Fall time = 100 * T
Duty cycle = 100 * T
50%
(f)
(r)
/ (T
(h)
/ (T
1 CODEC
Minimum
/ (T
(l)
47.5pF
(l)
55pF
T
+ T
+ T
(l)
45
(r)
0
+ T
(h)
(h)
)%
(h)
)%
T
)%
(h)
T
(f)
32
2 CODEC
Typical
62.5pF
55pF
T
(l)
Maximum
3 CODEC
75pF
60pF
90%
10%
10
55
ALC250 DataSheet
4 CODEC
62.5pF
Units
85pF
%
%
Rev1.3