CS42325-CQZ Cirrus Logic Inc, CS42325-CQZ Datasheet - Page 19

• Manufacturer Part Number: CS42325-CQZ
• Description: IC CODEC STEREO AUDIO 48-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codecr

Specifications of CS42325-CQZ

• Package / Case: 48-LQFP
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 1 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 95 / 100
• Voltage - Supply, Analog: 3.13 V ~ 3.47 V
• Voltage - Supply, Digital: 3.13 V ~ 3.47 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 1
• Number Of Dac Outputs: 2
• Conversion Rate: 96 KSPS
• Interface Type: Serial (I2C, SPI)
• Resolution: 24 bit
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 1 ADC/2 DAC
• Supply Current: 10 mA to 24 mA
• Thd Plus Noise: - 88 dB ADC / - 90 dB DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

DS838A2
DAC COMBINED INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE
Notes: 10. Response is clock-dependent and will scale with Fs. Note that the amplitude vs. frequency plots of this
Single-Speed Mode
Passband
Frequency Response (10 Hz to 20 kHz)
StopBand
StopBand Attenuation
Group Delay
De-emphasis Error
Double-Speed Mode
Passband
Frequency Response (10 Hz to 20 kHz)
StopBand
StopBand Attenuation
Group Delay
Figure 1. Equivalent Analog Output Load
GND
11. For Single-Speed Mode, the measurement bandwidth is from StopBand to 3 Fs.
12. De-emphasis is available only in Single-Speed Mode.
(Note 11)
(Note 11)
AOUTx
data
scale by Fs.
For Double-Speed Mode, the measurement bandwidth is from StopBand to 3 Fs.
(Figures 31
(Note 12)
3.3 µF
Parameter
to 42) have been normalized to Fs and can be de-normalized by multiplying the X-axis
(Note 10)
R
L
C
to -0.01 dB corner
to -0.01 dB corner
L
to -3 dB corner
to -3 dB corner
Fs = 44.1 kHz
V
out
(Note 11)
(Note 11)
Figure 2. Maximum Analog Line Output Loading
Symbol
125
100
tgd
tgd
75
50
25
10
2.5
5
0.547
-0.01
-0.01
.583
Min
102
80
0
0
0
0
-
-
-
Resistive Load -- R (k Ω )
10
9.4/Fs
4.6/Fs
Typ
Safe Operating
-
-
-
-
-
-
-
-
-
-
-
Region
15
L
+/-0.14
+0.01
+0.01
Max
.454
.499
.499
CS42325
.43
-
-
-
-
-
-
20
Unit
dB
dB
dB
dB
dB
Fs
Fs
Fs
Fs
Fs
Fs
s
s
19