AD1838AAS-REEL Analog Devices Inc, AD1838AAS-REEL Datasheet - Page 20

• Manufacturer Part Number: AD1838AAS-REEL
• Description: IC CODEC 2ADC/6DAC 24 BIT 52MQFP
• Manufacturer: Analog Devices Inc
• Type: Stereo Audior

Specifications of AD1838AAS-REEL

• Rohs Status: RoHS non-compliant
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 6
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 105 / 108
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 108
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 52-BQFP

Address R/W W W W W RES Reserved Replicate
15, 14,
13, 12
0001
AD1838A
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Address
15, 14, 13, 12 11
0000
Register Address
11
0
R/W
0
0
10
9
0
RES
10
0
Register Name
DACCTRL1
DACCTRL2
DACVOL1
DACVOL2
DACVOL3
DACVOL4
DACVOL5
DACVOL6
Reserved
Reserved
ADCPeak0
ADCPeak1
ADCCTRL1
ADCCTRL2
ADCCTRL3
Reserved
De-emphasis
9, 8
00 = None
01 = 44.1 kHz
10 = 32.0 kHz
11 = 48.0 kHz
0 = Off
Stereo
8
1 = Replicate
Reserved Reserved OUTR3
7
0
DAC Data
Format
7, 6, 5
000 = I
001 = RJ
010 = DSP
011 = LJ
100 = Packed 256
101 = Packed 128
110 = Reserved
111 = Reserved
Table V. Control Register Map
Table VII. DAC Control 2
Table VI. DAC Control 1
Description
DAC Control 1
DAC Control 2
DAC Volume—Left 1
DAC Volume—Right 1
DAC Volume—Left 2
DAC Volume—Right 2
DAC Volume—Left 3
DAC Volume—Right 3
Reserved
Reserved
ADC Left Peak
ADC Right Peak
ADC Control 1
ADC Control 2
ADC Control 3
Reserved
2
S
6
0
–20–
5
0 = On
1 = Mute 1 = Mute 1 = Mute 1 = Mute 1 = Mute 1 = Mute
DAC Data-
Word Width
4, 3
00 = 24 Bits
01 = 20 Bits
10 = 16 Bits
11 = Reserved
0 = On
OUTL3
4
MUTE DAC
Function
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R/W
R/W
R/W
R/W
Function
OUTR2
3
0 = On
Power-Down
Reset
2
0 = Normal
1 = Power-Down
Width
10
10
10
10
10
10
10
10
10
10
6
6
10
10
10
10
2
0 = On
OUTL2
Reset Setting (Hex)
000
000
3FF
3FF
3FF
3FF
3FF
3FF
Reserved
Reserved
000
000
000
000
000
Reserved
1
0 = On
Sample Rate
1, 0
00 = 48 kHz
01 = 96 kHz
10 = 192 kHz
11 = 48 kHz
OUTR1 OUTL1
0
0 = On
REV. A