AD1835AS Analog Devices Inc, AD1835AS Datasheet - Page 13

• Manufacturer Part Number: AD1835AS
• Description: IC CODEC 2ADC/8DAC 24 BIT 52MQFP
• Manufacturer: Analog Devices Inc
• Type: Stereo Audior

Specifications of AD1835AS

• Rohs Status: RoHS non-compliant
• 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

REV. B
SDATA
SDATA
SDATA
SDATA
LRCLK
LRCLK
LRCLK
LRCLK
BCLK
BCLK
BCLK
BCLK
NOTES
1. DSP MODE DOES NOT IDENTIFY CHANNEL.
2. LRCLK NORMALLY OPERATES AT
3. BCLK FREQUENCY IS NORMALLY 64
CLATCH
COUT
CCLK
MSB
CIN
t
COE
MSB
MSB
t
CLS
D15
MSB
t
CCP
LEFT CHANNEL
LEFT CHANNEL
LEFT CHANNEL
D14
f
S
RIGHT-JUSTIFIED MODE—SELECT NUMBER OF BITS PER CHANNEL
EXCEPT FOR DSP MODE WHICH IS 2
LRCLK BUT MAY BE OPERATED IN BURST MODE.
LEFT-JUSTIFIED MODE—16 BITS TO 24 BITS PER CHANNEL
LSB
t
COD
DSP MODE—16 BITS TO 24 BITS PER CHANNEL
I
2
S MODE—16 BITS TO 24 BITS PER CHANNEL
Figure 3. Format of SPI Timing
D9
D9
Figure 4. Stereo Serial Modes
t
CCH
LSB
LSB
t
t
CDS
CCL
D8
D8
t
CDH
LSB
–13–
1/
f
S
f
MSB
S
.
MSB
MSB
MSB
RIGHT CHANNEL
RIGHT CHANNEL
RIGHT CHANNEL
LSB
D0
D0
t
CLH
LSB
LSB
t
COTS
AD1835
LSB