AD1835AASZ Analog Devices Inc, AD1835AASZ Datasheet - Page 19

• Manufacturer Part Number: AD1835AASZ
• Description: Audio Codec 2ADC / 8DAC 24-Bit 52-Pin MQFP
• Manufacturer: Analog Devices Inc
• Type: General Purposer

Specifications of AD1835AASZ

• Package: 52MQFP
• Adc/dac Resolution: 24 Bit
• Number Of Channels: 2ADC /8 DAC
• Sampling Rate: 96 KSPS
• Number Of Adcs: 2
• Number Of Dacs: 8
• Operating Supply Voltage: 3.3|5 V
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 8
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD1835AEB - BOARD EVALUATION FOR AD1835A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register Address
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Address
15, 14, 13, 12 11
0000
Address
15, 14,
13, 12
0001
REV. A
R
11
0
/W RES Reserved Replicate
R/W RES De-emphasis Format
0
10
0
10
0
9
0
Register Name
DACCTRL1
DACCTRL2
DACVOL1
DACVOL2
DACVOL3
DACVOL4
DACVOL5
DACVOL6
DACVOL7
DACVOL8
ADCPeak0
ADCPeak1
ADCCTRL1
ADCCTRL2
ADCCTRL3
Reserved
9, 8
00 = None
01 = 44.1 kHz 001 = RJ
10 = 32.0 kHz 010 = DSP
11 = 48.0 kHz 011 = LJ
Stereo
8
0 = Off
1 = Replicate 1 = Mute 1 = Mute 1 = Mute 1 = Mute 1 = Mute 1 = Mute 1 = Mute 1 = Mute
DAC Data
7, 6, 5
000 = I
100 = Packed 256
101 = Packed 128
110 = Reserved
111 = Reserved
OUTR4
7
0 = On
Table V. Control Register Map
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
DAC Volume–Left 4
DAC Volume–Right 4
ADC Left Peak
ADC Right Peak
ADC Control 1
ADC Control 2
ADC Control 3
Reserved
Table VII. DAC Control 2
Table VI. DAC Control 1
2
S
Function
OUTL4
6
0 = On
–19–
OUTR3
5
0 = On
DAC Data-
Word Width
4, 3
00 = 24 Bits
01 = 20 Bits
10 = 16 Bits
11 = Reserved
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
OUTL3
4
0 = On
MUTE DAC
Power-Down
Reset
2
0 = Normal
1 = Power-Down 01 = 4
OUTR2
3
0 = On
Width
10
10
10
10
10
10
10
10
10
10
6
6
10
10
10
10
OUTL2
2
0 = On
Sample Rate
1, 0
00 = 8
10 = 2
11 = 8
Reset Setting (Hex)
000
000
3FF
3FF
3FF
3FF
3FF
3FF
3FF
3FF
000
000
000
000
000
Reserved
OUTR1
1
0 = On
AD1835A
(48 kHz)
(96 kHz)
(192 kHz)
(48 kHz)
OUTL1
0
0 = On