stac9752xxtaeb2xr Integrated Device Technology, stac9752xxtaeb2xr Datasheet - Page 88

• Manufacturer Part Number: stac9752xxtaeb2xr
• Description: Two-channel, 20-bit, Ac ?97 2.3 Codecs With Microphone And Jack Sensing
• Manufacturer: Integrated Device Technology

IDT™
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
12.3. Filter/References
12.4. Power and Ground Signals
These signals are connected to resistors, capacitors, or specific voltages.
Signal Name
VREFOUT
AFILT1
AFILT2
VREF
CAP2
Pin Name
AVdd1
AVdd2
DVdd1
DVdd2
DVss1
DVss2
AVss1
AVss2
Pin Number
27
28
29
30
32
Pin #
Table 34. Filtering and Voltage References
25
38
26
42
1
9
4
7
Table 35. Power and Ground Signals
Type
O
O
O
O
O
88
Type
I
I
I
I
I
I
I
I
Analog ground (0.45 * Vdd, at 5 V; or 0.41 * Vdd at 3 V)
Reference Voltage out 5 mA drive (intended for microphone
bias) (~Vdd/2)
Anti-Aliasing Filter Cap - ADC left channel
Anti-Aliasing Filter Cap - ADC right channel
ADC reference Cap
Analog Vdd = 5.0 V or 3.3 V
Analog Vdd = 5.0 V or 3.3 V
Analog Gnd
Analog Gnd
Digital Vdd = 3.3 V
Digital Vdd = 3.3 V
Digital Gnd
Digital Gnd
STAC9752/9753
Description
Description
REV 3.3 1206