AD1819A Analog Devices, AD1819A Datasheet - Page 9

• Manufacturer Part Number: AD1819A
• Description: ac '97 Soundport(r) Codec
• Manufacturer: Analog Devices

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Analog I/O
These signals connect the AD1819A component to analog sources and sinks, including microphones and speakers.
Pin Name
PC_BEEP
PHONE_IN
AUX_L
AUX_R
VIDEO_L
VIDEO_R
CD_L
CD_GND
CD_R
MIC1
MIC2
LINE_IN_L
LINE_IN_R
LINE_OUT_L
LINE_OUT_R
MONO_OUT
Filter/Reference
Pin Name
V
V
AFILT1
AFILT2
FILT_R
FILT_L
RX3D
CX3D
Power and Ground Signals
Pin Name
DV
DV
DV
DV
AV
AV
AV
AV
No Connects
Pin Name
NC
NC
NC
NC
NC
REF
REFOUT
DD1
SS1
DD2
SS2
DD1
SS1
SS2
DD2
12
13
16
17
19
23
35
37
29
30
32
TQFP
14
15
18
20
21
22
24
36
TQFP
27
28
31
33
34
TQFP
1
4
7
9
25
26
38
42
TQFP
39
40
41
43
44
I/O
I
I
I
I
I
I
I
I
I
I
I
I
I
O
O
O
I/O
O
O
O
O
O
O
O
I
I/O
I
I
I
I
I
I
I
I
I/O
Description
PC Beep. PC Speaker Beep Pass-Through
Phone. From Telephony Subsystem Speakerphone or Handset
Auxiliary Input Left Channel
Auxiliary Input Right Channel
Video Audio Left Channel
Video Audio Right Channel
CD Audio Left Channel
CD Audio Analog Ground Sense for Differential CD Input
CD Audio Right Channel
Microphone 1. Desktop Microphone Input
Microphone 2. Second Microphone Input
Line In Left Channel
Line In Right Channel
Line Out Left Channel
Line Out Right Channel
Monaural Output to Telephony Subsystem Speakerphone
Description
Voltage Reference Filter
Voltage Reference Output 5 mA Drive (Intended for Mic Bias)
Antialiasing Filter Capacitor—ADC Right Channel
Antialiasing Filter Capacitor—ADC Left Channel
AC-Coupling Filter Capacitor—ADC Right Channel
AC-Coupling Filter Capacitor—ADC Left Channel
3D Phat Stereo Enhancement—Resistor
3D Phat Stereo Enhancement—Capacitor
Description
Digital V
Digital GND
Digital GND
Digital V
Analog V
Analog GND
Analog V
Analog GND
Description
No Connect
No Connect
No Connect
No Connect
No Connect
DD
DD
DD
DD
—5.0 V
—5.0 V
—5.0 V
—5.0 V
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AD1819A