AD1886AJST データシートの表示（PDF） - Analog Devices
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AD1886AJST Datasheet PDF : 28 Pages
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AD1886A
Analog I/O
These signals connect the AD1886A component to analog sources and sinks, including microphones and speakers.
Pin Name
LQFP
I/O
Description
PC_BEEP
12
I
PHONE
13
I
AUX_L
14
I
AUX_R
15
I
VIDEO_L
16
I
VIDEO_R
17
I
CD_L
18
I
CD_GND_REF 19
I
CD_ R
20
I
MIC1
21
I
MIC2
22
I
LINE_IN_L
23
I
LINE_IN_R
24
I
LINE_OUT_L 35
O
LINE_OUT_R 36
O
MONO_OUT 37
O
HP_OUT_L
39
O
HP_OUT_R
41
O
PC Beep. PC Speaker beep passthrough.
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 Reference for 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
Headphones Out, Left Channel.
Headphones Out, Right Channel.
Filter/Reference
These signals are connected to resistors, capacitors, or specific voltages.
Pin Name
LQFP
I/O
Description
VREF
27
O
VREFOUT
28
O
AFILT1
29
O
AFLIT2
30
O
FILT_R
31
O
FILT_L
32
O
RX3D
33
O
CX3D
34
I
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.
Power and Ground Signals
Pin Name
LQFP
DVDD1
1
DVSS1
4
DVSS2
7
DVDD2
9
AVDD1
25
AVSS1
26
AVDD2
38
AVSS2
40
AVDD3
43
AVSS3
44
No Connects
Pin Name
NC
LQFP
42
Type
I
I
I
I
I
I
I
I
I
I
Type
Description
Digital VDD 3.3 V
Digital GND
Digital GND
Digital VDD 3.3 V
Analog VDD 5.0 V
Analog GND
Analog VDD 5.0 V
Analog GND
Analog VDD 5.0 V
Analog GND
Description
No Connect
REV. 0
–9–
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