alc250-lf Realtek Semiconductor Corporation, alc250-lf Datasheet - Page 33

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

7. Electrical Characteristics
7.1 DC Characteristics
7.1.1 Absolute Maximum Ratings
7.1.2 Threshold Hold Voltage
Dvdd= 3.3V±5%, T
7.1.3 Digital Filter Characteristics
Two-Channel AC’97 2.3 Audio Codec
Digital
Analog
Operating Ambient Temperature
Storage Temperature
Input voltage range
Low level input voltage
(AC-LINK, XTAL-IN/OUT)
Low level input voltage
(SCK,SDA)
Low level input voltage
(JD1, JD2)
High level input voltage
(AC-LINK, XTAL-IN/OUT)
High level input voltage
(SCK, SDA)
High level input voltage
(JD1, JD2)
High level output voltage
Low level output voltage
Input leakage current
Output leakage current
(Hi-Z)
Output buffer drive current
Internal pull up resistance
ADC Lowpass Filter
DAC Lowpass Filter
Filter
Power Supplies
Parameter
Parameter
ambient
=25
Frequency Response
Frequency Response
Stopband Rejection
Stopband Rejection
0
C, with 50pF external load.
Passband
Stopband
Passband
Passband
Stopband
Passband
Symbol
Symbol
DVDD
AVDD
Ta
Ts
Symbol
V
V
V
V
V
V
V
V
V
-
-
-
-
OH
OL
IL
IL
IL
IH
IH
IH
in
Minimum
Minimum
28.8
28.8
10
10
3.0
3.0
0
28
Minimum
0.5*DVdd
0.9DVdd
-0.30
30k
2.0
2.0
-10
-10
-
-
-
-
-
Typical
+- 0.20
+- 0.20
Typical
-76.0
-78.5
3.3
5.0
-
-
-
Typical
50k
5
-
-
-
-
-
-
-
-
-
Maximum
Maximum
Dvdd+0.30
+125
Maximum
0.50*Dvdd
20.0
20.0
+70
0.1DVdd
3.6
5.5
ALC250 DataSheet
100k
1.0
2.0
10
10
-
-
-
-
-
Units
Units
KHz
KHz
KHz
KHz
Units
dB
dB
dB
dB
o
o
V
V
mA
µA
µA
C
C
Ω
V
V
V
V
V
V
V
V
V
Rev1.3