AD1881A 查看數據表（PDF） - Analog Devices
零件编号
产品描述 (功能)
比赛名单
AD1881A Datasheet PDF : 26 Pages
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Power and Ground Signals
Pin Name
LQFP
DVDD1
1
DVSS1
4
DVSS2
7
DVDD2
9
AVDD1
25
AVSS1
26
AVDD2
38
AVSS2
42
No Connects
Pin Name
NC
NC
NC
LQFP
40
43
44
Type
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
Description
No Connect
No Connect
No Connect
AD1881A
MIC1
MIC2
LINE_IN
AUX
0
MS
1
0x20
CD
VIDEO
PHONE_IN
0dB/20dB
M20 0x0E
MONO_OUT
MV
MIX
0x20
LNLVL_OUT_L
LINE_OUT_L
LINE_OUT_R
LNLVL_OUT_R
0x02
MM
02
LMV
0x02
MM
02
LMV
PC_BEEP
⌺
⌺
LS/RS (0)
AD1881A
STEREO MIX (L)
MONO MIX
STEREO MIX (R)
LS (4)
RSGM(4)0x1C
LSL(IM3)
RSIM(3)
S
LS (1)
RS (1)
E
L
E
C
LS (2)
T
RS (2)
O
LGS/MRS0x(71)C R
RIM
LSIM(5)
LS/RS (6)
RS (5)
S 0x1A
GM 0X1C
LIM
IM
GM 0X1C
RIM
IM
16-BIT
⌺⌬ A/D
16-BIT
⌺⌬ A/D
GA 0x0C
PHV
⌺
M 0x0C
PHM
GA 0x0E GA 0x10 GA 0x16 GA 0x12 GA 0x14
MCV
LLV
RLA
LCV
RCV
LAV
RAV
LVV
RVV
PCM DAC RATE 0x2C
SR1
0x7A
M 0x0E M 0x10 M 0x16 M 0x12 M 0x14
MCM
LM
CM
AM
VM
PCM ADC RATE 0x32
SR0
0x78
LPBK
0x20
0x22
DP
POP
0x20
⌺
PHAT
⌺
0x20
0x22
DP
⌺
PHAT
⌺
0x20
POP
0x20
M 0x0A
PCM
A 0x0A
PCV
⌺
⌺
⌺
⌺
⌺
⌺
⌺
⌺
⌺
⌺
NC
0x20
POP
NC
GAM 0x18
LOV
OM
GAM 0x18
ROV
OM
16-BIT
⌺⌬ D/A
16-BIT
⌺⌬ D/A
G = GAIN
A = ATTENUATE
M = MUTE
MV = MASTER VOLUME
OSCILLATORS
Figure 8. Block Diagram Register Map
XTL_OUT XTL_IN
RESET
SYNC
BIT_CLK
SDATA_OUT
SDATA_IN
REV. 0
–9–
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