alc888s Realtek Semiconductor Corporation, alc888s Datasheet - Page 72

• Manufacturer Part Number: alc888s
• Description: 7.1+2 Channel High Definition Audio Codec With Two Independent S/pdif-out
• Manufacturer: Realtek Semiconductor Corporation

9.
9.1.
9.1.1.
9.1.2.
DVDD= 3.3V±5%, T
7.1+2 Channel High Definition Audio Codec
w/Two Independent S/PDIF-OUT
Parameter
Power Supply
Digital Power for Core
Digital Power for HDA Link
Analog
Ambient Operating Temperature
Storage Temperature
All Pins
*: The digital link power DVDD-IO must be lower than the digital core power DVDD.
**: The standard testing condition before shipping is AVDD = 5.0V unless specified. Customer designing with a different
AVDD should contact Realtek technical support representatives for special testing support.
Parameter
Input Voltage Range
Low Level Input Voltage (HDA Link)
High Level Input Voltage (HDA Link)
Low Level Input Voltage
(S/PDIF-IN/OUT, GPIOs)
High Level Input Voltage
(S/PDIF-IN/OUT, GPIOs)
High Level Output Voltage
Low Level Output Voltage
Input Leakage Current
Output Leakage Current (Hi-Z)
Output Buffer Drive Current
Internal Pull Up Resistance
Electrical Characteristics
DC Characteristics
Absolute Maximum Ratings
Threshold Voltage
ambient
=25°C, with 50pF external load.
Table 76. Absolute Maximum Ratings
DVDD-IO*
AVDD**
Symbol
DVDD
Table 77. Threshold Voltage
Ta
Ts
ESD (Electrostatic Discharge)
Symbol
V
V
V
V
V
V
V
-
-
-
OH
-
OL
IL
IH
IL
IH
in
Minimum
0.65*DVDDIO
0.56*DVDD
64
0.9*DVDD
Minimum
3.0
1.5
3.3
0
(1.85)
-
-0.30
-10
-10
-
-
-
-
-
4500V (Human Body Mode)
Susceptibility Voltage
Typical
3.3
3.3
5.0
Typical
-
-
50k
5
-
-
-
-
-
-
-
-
-
ALC888S & ALC888SDD
Track ID: JATR-1076-21
Maximum
0.30*DVDDIO
DVDD +0.30
0.44*DVDD
0.1*DVDD
Maximum
+125
+70
3.6
3.6
5.5
(1.45)
10
10
-
-
-
-
-
Datasheet
Units
o
o
V
V
V
Units
C
C
mA
µA
µA
V
V
V
V
V
V
V
Ω
Rev. 1.2