AD1885JSTZ Analog Devices Inc, AD1885JSTZ Datasheet - Page 14

• Manufacturer Part Number: AD1885JSTZ
• Description: IC CODEC STEREO AC'97 48LQFP
• Manufacturer: Analog Devices Inc
• Series: SoundMAX®r
• Type: Audio Codec '97r

Specifications of AD1885JSTZ

• Data Interface: Serial
• Resolution (bits): 16 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 87 / 90
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.15 V ~ 3.45 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Single Supply Voltage (typ): 3.3/5V
• Single Supply Voltage (min): 3.15/4.75V
• Single Supply Voltage (max): 3.45/5.25V
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD1885
Phone Volume (Index 0Ch)
PHV[4:0]
PHM
MIC Volume (Index 0Eh)
MCV[4:0]
M20
MCM
Line In Volume (Index 10h)
RLV[4:0]
LLV[4:0]
LM
CD Volume (Index 12h)
RCV[4:0]
LCV[4:0]
CVM
R g
R g
R g
R g
R
N m
N m
N m
N m
N
0 h
0 h
0 h
0 h
0
R g
R g
R g
R g
R
N m
N m
N m
N m
N
0 h
0 h
0 h
0 h
0
R g
R g
R g
R g
R
N m
N m
N m
N m
N
0 1 h
0 1 h
0 1 h
0 1 h
0 1
R g
R g
R g
R g
R
N m
N m
N m
N m
N
2 1 h
2 1 h
2 1 h
2 1 h
2 1
C
C
C
C
C
E
E
E
E
E
e
e
e
e
e
u
u
u
e
e
e
e
e
u
u
u
e
e
e
e
e
u
u
u
e
e
e
e
e
u
u
u
u
u
u
u
u
u
u
u
h
h
h
g
h
g
g
g
m
m
m
m
N
N
N
M C
M C
M C
V
V
V
N
N
N
L
L
L
N
N
N
C
C
C
N
N
M C
M
V
V
N
N
L
L
N
N
C
C
N
N
N
N
N
P
P
P
P
P
o
o
o
o
o
n i
n i
n i
n i
n i
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
D
D
D
D
D
h
h
h
h
h
I
I
I
I
I
a
a
a
a
a
u l
u l
u l
u l
u l
m
m
m
m
m
m
m
m
m
m
m
m
m
m
m
C
e
e
e
m
m
m
m
m
o
o
o
o
o
e
e
V
V
V
V
V
n
n
n
n
n
m
m
m
m
m
e
e
e
e
e
e
e
e
e
e
e
e
e
e
e
n I
n I
n I
n I
n I
e
e
e
e
e
o
o
o
o
o
e
e
e
e
e
e
e
e
e
e
u l
u l
u l
u l
u l
V
V
V
V
V
V
V
V
V
V
m
m
m
m
m
o
o
o
o
o
o
o
o
o
o
u l
u l
u l
u l
u l
u l
u l
u l
u l
u l
e
e
e
e
e
m
m
m
m
m
Phone Volume. Allows setting the Phone Volume Attenuator in 32 steps. The LSB represents 1.5 dB, and the
range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Phone Mute. When this bit is set to “1,” the channel is muted.
MIC Volume Gain. Allows setting the MIC Volume attenuator in 32 steps. The LSB represents 1.5 dB, and the
range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Microphone 20 dB Gain Block
MIC Mute. When this bit is set to “1,” the channel is muted.
m
m
m
m
m
Right Line In Volume. Allows setting the Line In right channel attenuator in 32 steps. The LSB represents 1.5 dB,
and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Line In Volume Left. Allows setting the Line In left channel attenuator in 32 steps. The LSB represents 1.5 dB, and
the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Line In Mute. When this bit is set to “1,” the channel is muted.
Right CD Volume. Allows setting the CD right channel attenuator in 32 steps. The LSB represents 1.5 dB, and
the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left CD Volume. Allows setting the CD left channel attenuator in 32 steps. The LSB represents 1.5 dB, and the
range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
CD Volume Mute. When this bit is set to “1,” the channel is muted.
D 5 1
D 5 1
D 5 1
D 5 1
D
C M
C M
C M
C M
C
D 5 1
D 5 1
D 5 1
D 5 1
D
M M
M M
M M
M M
M
e
e
e
e
e
e
e
e
e
e
0 = Disabled; Gain = 0 dB
1 = Enabled; Gain = 20 dB.
V
V
V
5 1
V
V
5 1
C
C
C
C
C
M
D 5 1
D 5 1
D 5 1
D 5 1
D
LM
LM
LM
LM
L
M
D 5 1
D 5 1
D 5 1
D 5 1
D
P M
P M
P M
P M
P
M
5 1
H
H
H
H
H
5 1
D 4 1
D 4 1
D 4 1
D 4 1
D
X X X X X
D 4 1
D 4 1
D 4 1
D 4 1
D
X X X X X
M
4 1
4 1
D 4 1
D 4 1
D 4 1
D 4 1
D
X X X X X
4 1
D 4 1
D 4 1
D 4 1
D 4 1
D
X X X X X
D 3 1
D 3 1
D 3 1
D 3 1
D
X X X X X
4 1
D 3 1
D 3 1
D 3 1
D 3 1
D
X X X X X
3 1
D 3 1
D 3 1
D 3 1
D 3 1
D
X X X X X
3 1
3 1
D 3 1
D 3 1
D 3 1
X X X X X
D 3 1
D
D 2 1
D 2 1
D 2 1
L
L
L
D 2 1
D
L
L
3 1
D 2 1
D 2 1
D 2 1
X X X X X
C
C
C
C
C
D 2 1
D
2 1
D 2 1
D 2 1
D 2 1
D 2 1
D
L
L
L
L
L
V
V
V
V
V
2 1
L
L
L
L
L
2 1
4
4
4
4
4
V
V
V
V
V
D 2 1
D 2 1
D 2 1
D 2 1
D
X X X X X
4
4
4
4
4
D 1 1
D 1 1
D 1 1
D 1 1
D
L
L
L
L
L
2 1
D 1 1
D 1 1
D 1 1
D 1 1
D
X X X X X
C
C
C
C
C
1 1
D 1 1
D 1 1
D 1 1
D 1 1
D
L
L
L
L
L
1 1
V
V
V
V
V
L
L
L
L
L
1 1
3
3
3
3
3
V
V
V
V
V
D 1 1
D 1 1
D 1 1
D 1 1
D
X X X X X
3
3
3
3
3
1 1
D 0 1
D 0 1
D 0 1
D 0 1
D
L
L
L
L
L
D 0 1
D 0 1
D 0 1
D 0 1
D
X X X X X
C
C
C
C
C
0 1
0 1
D 0 1
D 0 1
D 0 1
D 0 1
D
L
L
L
L
L
V
V
V
V
V
L
L
L
L
L
0 1
D 0 1
D 0 1
D 0 1
X X X X X
2
2
2
2
2
D 0 1
D
V
V
V
V
V
2
2
2
0 1
2
2
D9
D9
D9
X X X X X
D9
D
D9
D9
D9
L
L
L
D9
D
L
L
9
C
C
C
C
C
9
D9
D9
D9
L
L
L
D9
D
L
L
V
V
V
V
V
L
L
L
L
L
9
D9
D9
D9
D9
D
X X X X X
1
1
1
1
1
V
V
V
V
V
D8
D8
D8
D
D8
X X X X X
9
1
1
1
1
1
8
D8
D8
D8
D8
D
L
L
L
L
L
C
C
C
C
C
8
D8
D8
D8
D8
D
L
L
L
L
L
D8
D8
D8
D8
D
X X X X X
V
V
V
V
V
L
L
L
L
L
D7
D7
D7
D
D7
8
8
X X X X X
0
0
0
0
0
V
V
V
V
V
7
0
0
0
0
0
D7
D7
D7
D7
D
X X X X X
D7
D7
D7
D7
D
X X X X X
7
D7
D7
D7
D7
D
D6
D6
D6
M 0 2
M 0 2
M 0 2
D6
D
M 0 2
M
X X X X X
7
7
6
0 2
D6
D6
D6
D6
D
X X X X X
D6
D6
D6
D6
D
D6
D6
D6
D6
D
X X X X X
X X X X X
6
6
6
D5
D5
D5
D
D5
X X X X X
5
D5
D5
D5
D5
D
X X X X X
D5
D5
D5
D5
D
X X X X X
D5
D5
D5
D5
D
X X X X X
5
5
5
D4
D4
D4
D
D4
M
M
M
M
M
4
C
C
C
C
C
D4
D4
D4
D4
D
R
R
R
R
R
D4
D4
D4
P
P
P
D4
D
P
P
V
V
V
V
V
L
L
L
L
L
4
D4
D4
D4
R
R
R
D4
D
R
R
H
H
H
H
H
4
4
4
4
4
V
V
V
V
V
4
C
C
C
C
C
4
4
4
4
4
4
V
V
V
V
V
V
V
V
V
V
4
4
4
4
4
D3
D3
D3
D
D3
M
M
M
M
M
4
4
4
4
4
3
D3
D3
D3
D3
D
R
R
R
R
R
C
C
C
C
C
D3
D3
D3
D3
D
P
P
P
P
P
D3
D3
D3
D3
D
R
R
R
R
R
L
L
L
L
L
V
V
V
3
V
V
H
H
H
H
H
3
V
V
V
V
V
C
C
C
C
C
3
3
3
3
3
3
V
V
V
V
V
3
3
3
3
3
V
V
V
V
V
3
3
3
3
3
3
3
3
3
3
D2
D2
D2
D
D2
M
M
M
M
M
D2
D2
D2
D2
D
R
R
R
R
R
2
D2
D2
D2
D2
D
P
P
P
P
P
C
C
C
C
C
D2
D2
D2
D2
D
R
R
R
R
R
L
L
L
L
L
H
H
H
2
H
H
2
V
V
V
V
V
C
C
C
C
C
2
V
V
V
V
V
V
V
V
V
V
2
2
2
2
2
V
V
V
V
V
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
D1
D1
D1
M
M
M
D1
D
M
M
D1
D1
D1
D1
D
P
P
P
P
P
D1
D1
D1
R
R
R
D1
D
R
R
D1
D1
D1
D1
D
R
R
R
R
R
1
C
C
C
C
C
H
H
H
H
H
L
L
L
L
L
1
1
C
C
C
C
C
1
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
D0
D0
D0
D
D0
M
M
M
M
M
D0
D0
D0
D0
D
P
P
P
P
P
D0
D0
D0
D0
D
R
R
R
R
R
D0
D0
D0
D0
D
R
R
R
R
R
H
H
H
H
H
0
C
C
C
C
C
0
L
L
L
C
C
C
C
C
L
L
0
0
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
D
D
D
0 8 h
0 8 h
0 8
D
D
0 8 h
0 8
D
D
D
0 8 h
0 8 h
0 8
D
D
D
8 8 h
8 8 h
8 8
D
D
0 8 h
0 8
D
D
8 8 h
8 8
D
D
D
8 8 h
8 8 h
8 8
D
D
8 8 h
8 8
e
e
e
e
e
8 0
8 0
8 0
8 0
8 0
e
e
e
e
e
e
e
e
e
e
8 0
8 0
8 0
8 0
8 0
8 0
8 0
8 0
8 0
8 0
a f
a f
a f
e
e
e
e
e
a f
a f
8 0
8 0
8 0
8 0
8 0
a f
a f
a f
a f
a f
a f
a f
a f
a f
a f
a f
a f
a f
a f
a f
h
h
u
u
u
u
u
h
h
h
h
u
u
u
u
u
h
h
u
u
u
u
u
u
u
u
u
u
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l
t l