AD1938YSTZRL Analog Devices Inc, AD1938YSTZRL Datasheet - Page 10

• Manufacturer Part Number: AD1938YSTZRL
• Description: IC,Soundcard Circuits,QFP,48PIN,PLASTIC
• Manufacturer: Analog Devices Inc
• Type: General Purposer

Specifications of AD1938YSTZRL

• 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 / 106
• 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: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD1938
Pin No.
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
In/Out
O
O
O
I
I
I
O
I
I
O
I
I
I
I
I
I
I
I
O
I
Mnemonic
OR1
OL2
OR2
AGND
AVDD
AGND
FILTR
AGND
AVDD
CM
ADC1LP
ADC1LN
ADC1RP
ADC1RN
ADC2LP
ADC2LN
ADC2RP
ADC2RN
LF
AVDD
Description
DAC 1 Right Output.
DAC 2 Left Output.
DAC 2 Right Output.
Analog Ground.
Analog Power Supply. Connect to analog 3.3 V supply.
Analog Ground.
Voltage Reference Filter Capacitor Connection. Bypass with 10 µF||100 nF to AGND.
Analog Ground.
Analog Power Supply. Connect to analog 3.3 V supply.
Common-Mode Reference Filter Capacitor Connection. Bypass with 47 µF||100 nF to AGND.
ADC1 Left Positive Input.
ADC1 Left Negative Input.
ADC1 Right Positive Input.
ADC1 Right Negative Input.
ADC2 Left Positive Input.
ADC2 Left Negative Input.
ADC2 Right Positive Input.
ADC2 Right Negative Input.
PLL Loop Filter, Return to AVDD.
Analog Power Supply. Connect to analog 3.3 V supply.
Rev. C | Page 10 of 32