AD1939YSTZ Analog Devices Inc, AD1939YSTZ Datasheet - Page 22

• Manufacturer Part Number: AD1939YSTZ
• Description: IC CODEC 24BIT ADC/DAC 64LQFP
• Manufacturer: Analog Devices Inc
• Type: General Purposer

Specifications of AD1939YSTZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 4 / 8
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 94 / 94
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 110
• Voltage - Supply, Analog: 3 V ~ 3.6 V
• Voltage - Supply, Digital: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Audio Codec Type: Stereo
• No. Of Adcs: 4
• No. Of Dacs: 8
• No. Of Input Channels: 4
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 112dB
• Single Supply Voltage (typ): 3.3/5V
• Single Supply Voltage (min): 3/4.5V
• Single Supply Voltage (max): 3.6/5.5V
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD1939
RIGHT-JUSTIFIED
RIGHT-JUSTIFIED
LEFT-JUSTIFIED
LEFT-JUSTIFIED
I
I
2
2
S-JUSTIFIED
S-JUSTIFIED
DSDATAx
DSDATAx
DSDATAx
ASDATAx
ASDATAx
ASDATAx
DLRCLK
ALRCLK
DBCLK
ABCLK
MODE
MODE
MODE
MODE
MODE
MODE
t
t
DBH
ABH
t
ABDD
t
t
t
t
t
DBL
DLS
ABL
ALS
DDS
MSB
t
MSB
DDH
t
ABDD
t
DDS
MSB–1
MSB
t
MSB–1
DDH
MSB
Figure 24. DAC Serial Timing
Figure 25. ADC Serial Timing
Rev. C | Page 22 of 32
t
ABDD
t
DDS
MSB
t
DDH
MSB
t
DDS
LSB
t
t
DDH
t
DLH
LSB
ALH