AD1837AAS Analog Devices Inc, AD1837AAS Datasheet - Page 18

• Manufacturer Part Number: AD1837AAS
• Description: IC CODEC 2ADC/8DAC 24BIT 52-MQFP
• Manufacturer: Analog Devices Inc
• Type: General Purposer

Specifications of AD1837AAS

• 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
• For Use With: EVAL-AD1837AEB - BOARD EVALUATION FOR AD1837A

AD1837A
MASTER
SLAVE
SLAVE
SLAVE
NO. 2
SLAVE
ADC
SLAVE
NO. 2
NO. 3
NO. 1
NO. 3
ADC
ADC
ADC
ADC
NO. 1
ADC
Figure 12. Auxiliary Mode Connection (Master Mode) to SHARC
LRCLK
LRCLK
LRCLK
LRCLK
LRCLK
LRCLK
Figure 13. Auxiliary Mode Connection (Slave Mode) to SHARC
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
BCLK
DATA
BCLK
DATA
BCLK
DATA
BCLK
DATA
BCLK
DATA
BCLK
DATA
12.288MHz
12.288MHz
30MHz
30MHz
DBCLK/AUXBCLK
DLRCLK/AUXLRCLK
DSDATA2/AAUXDATA1
DSDATA3/AAUXDATA2
DSDATA4/AAUXDATA3
MCLK
DBCLK/AUXBCLK
DLRCLK/AUXLRCLK
DSDATA2/AAUXDATA1
DSDATA3/AAUXDATA2
DSDATA4/AAUXDATA3
MCLK
ASDATA
ASDATA
–18–
SHARC
SHARC
FSTDM
FSTDM
BCLK DSDATA1
BCLK DSDATA1
AD1837A
MASTER
AD1837A
SLAVE
SHARC IS ALWAYS
RUNNING IN SLAVE MODE
(INTERRUPT DRIVEN).
SHARC IS ALWAYS
RUNNING IN SLAVE MODE
(INTERRUPT DRIVEN).
REV. A