AD1986AJSTZ Analog Devices Inc, AD1986AJSTZ Datasheet - Page 27

• Manufacturer Part Number: AD1986AJSTZ
• Description: IC CODEC HD AUDIO AC'97 48LQFP
• Manufacturer: Analog Devices Inc
• Series: SoundMAX®r
• Type: Audio Codec '97, HDr

Specifications of AD1986AJSTZ

• Data Interface: Serial
• Resolution (bits): 20 b
• Number Of Adcs / Dacs: 2 / 6
• Sigma Delta: No
• Dynamic Range, Adcs / Dacs (db) Typ: 85 / 91
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 2.97 V ~ 3.63 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADC SELECT (REGISTER 0x1A)
This register selects the record source for the ADC, independently for the right and left channels. The default value is 0x0000, which
corresponds to the MIC_1/2 input for both channels.
Reg
0x1A
Table 84.
Register
LS [2:0]
(Left Record Select)
RS [2:0]
(Right Record Select)
Table 85. Microphone Selector
OMS [2:0]
000
000
000
000
000
001
001
001
001
001
01x
01x
01x
01x
01x
100
100
100
100
100
Name
ADC
Select
1
MMIX
0
0
0
0
1
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
D15
x
2
2CMIC
0
0
1
1
x
0
0
1
1
x
0
0
1
1
x
0
0
1
1
x
D14
x
LS [2:0]
000
001
010
011
100
101
110
111
RS [2:0]
000
001
010
011
100
101
110
111
3
D13
x
MS
0
1
0
1
x
0
1
0
1
x
0
1
0
1
x
0
1
0
1
x
4
Left Record Source
MIC_1/2 selector left channel
CD_IN
Muted
AUX_IN
LINE_IN
Stereo output mix
Mono output mix
PHONE_IN
Right Record Source
MIC_1/2 selector left channel
CD_IN
Muted
AUX_IN
LINE_IN
Stereo output mix
Mono output mix
PHONE_IN
D12
x
Left Channel
MIC_1
MIC_2
LINE_IN left
LINE_IN right
CENTER
LFE
MIC_1 + CENTER (mixed)
MIC_2 + LFE (mixed)
D11
x
D10
LS2
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D9
LS1
D8
LS0
MIC_1 + MIC_2 + CENTER + LFE (mixed)
Line in—left + right (mixed)
D7
x
MIC_1 + CENTER (mixed)
MIC_1 + MIC_2 (mixed)
CENTER + LFE (mixed)
MIC_2 + LFE (mixed)
MIC_1 (default)
D6
x
LINE_IN right
LINE_IN left
CENTER
MIC_2
LFE
D5
x
Function
Default
Left
–
Left
Left
Left
Mono
Mono
Default
Right
–
Right
Right
Right
Mono
Mono
Right Channel
MIC_2
MIC_1
LINE_IN right
LINE_IN left
LFE
CENTER
MIC_2 + LFE (mixed)
MIC_1 + CENTER (mixed)
D4
x
D3
x
D2
RS2
D1
RS1
RS0
D0
AD1986A
Default
0x0000