CS42448-CQZ Cirrus Logic Inc, CS42448-CQZ Datasheet - Page 56

• Manufacturer Part Number: CS42448-CQZ
• Description: IC CODEC 108DB 192KHZ 64LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codecr

Specifications of CS42448-CQZ

• Package / Case: 64-LQFP
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 6 / 8
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 108 (Differential), 102 / 105 (Single-Ended)
• Voltage - Supply, Analog: 3.14 V ~ 5.25 V
• Voltage - Supply, Digital: 3.14 V ~ 5.25 V
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 10
• Number Of Dac Outputs: 8
• Conversion Rate: 192 KSPS
• Interface Type: Serial (I2C, SPI)
• Resolution: 24 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 6 ADC/8 DAC
• Thd Plus Noise: - 98 dB ADC / - 98 dB DAC, - 95 dB ADC / - 95 dB DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1151 - BOARD EVAL FOR CS42448 CODEC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1033

56
7.2
DAC Output Filter
Shown below are recommended active and passive output filters.
DAC1-4
AOUTx -
AOUTx +
DAC1-4
AOUTx+
Figure 31. Passive Analog Output Filter
Figure 30. Active Analog Output Filter
1.65 kΩ
5.49 kΩ
5600 pF
1800 pF
C0G
C0G
3.3 µF
+
10 kΩ
2.94 kΩ
1.87 kΩ
887 Ω
4.75 kΩ
22 μF
+
-
560 Ω
1200 pF
390 pF
C0G
C0G
C =
C
22 μF
47.5 k Ω
562Ω
4 πF
R
ext
S
+ 560
R
R ext
ext
560
CS42448
DS648F3