AD1837 Analog Devices, AD1837 Datasheet - Page 22

• Manufacturer Part Number: AD1837
• Description: 2 ADC, 8DAC 96 Khz, 24-Bit Sigma Delta Codec
• Manufacturer: Analog Devices

AD1837
AUDIO
INPUT
Figure 16. Typical ADC Input Filter Circuit
600Z
47 F
100pF
NPO
+
5.76k
5.76k
750k
VREF
VREF
120pF NPO
OP275
OP275
5.76k
5.76k
PRELIMINARY TECHNICAL DATA
237
237
1nF
NPO
1nF
NPO
100pF
NPO
ADCxN
ADCxP
–22–
(2.25V)
OUTx
V
BIAS
Figure 17. Typical DAC Output Filter Circuit
5.62k
11k
11k
5.62k
270pF
NPO
560pF
NPO
3.01k
15k
68pF
NPO
150pF
NPO
OP275
604
2n2F
NPO
AUDIO
OUTPUT
REV. PrA