CS42888-CQZ Cirrus Logic Inc, CS42888-CQZ Datasheet - Page 12

• Manufacturer Part Number: CS42888-CQZ
• Description: IC,Soundcard Circuits,CMOS,QFP,64PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codecr

Specifications of CS42888-CQZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 4 / 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
• Package / Case: 64-LQFP
• No. Of Adcs: 2
• No. Of Dacs: 4
• No. Of Input Channels: 8
• No. Of Output Channels: 4
• Adc / Dac Resolution: 24bit
• Ic Interface Type: Serial
• Supply Voltage Range: 3.14V To 5.25V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1183

12
ANALOG INPUT CHARACTERISTICS (AUTOMOTIVE)
(Test Conditions (unless otherwise specified): T
Full-scale input sine wave: 1 kHz through the active input filter in
Measurement Bandwidth is 10 Hz to 20 kHz.)
Notes:
Fs=48 kHz, 96 kHz, 192 kHz
Dynamic Range
Total Harmonic Distortion + Noise
(Note 5)
ADC1-2 Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Analog Input
Full-Scale Input Voltage
Differential Input Impedance
Single-Ended Input Impedance
Common Mode Rejection Ratio (CMRR)
5. Referred to the typical full-scale voltage.
6. Measured between AINx+ and AINx-.
7. Measured between AINxx and AGND.
8. The input impedance scales inversely proportionate to the sample rate of the ADC modulator.
40 kHz bandwidth
40 kHz bandwidth unweighted
Parameter
(Notes 7 & 8)
(Notes 6 & 8)
unweighted
A-weighted
-20 dB
-60 dB
-1 dB
-1 dB
1.04*VA 1.12*VA 1.20*VA 0.52*VA 0.56*VA 0.60*VA
Min
A
97
94
23
-
-
-
-
-
-
-
-
-
-
= -40°C to +85°C; VD = VLS = VLC = 3.3 V±5%, VA = 5 V±5%;
Differential
±100
Typ
105
102
-98
-82
-42
-87
0.1
99
90
29
82
-
Figure 25 on page 51
Max
-90
32
-
-
-
-
-
-
-
-
-
-
-
Min
94
91
23
-
-
-
-
-
-
-
-
-
Single-Ended
and
±100
Typ
102
-95
-79
-39
-87
0.1
99
96
90
29
-
Figure 26 on page
Max
-87
32
-
-
-
-
-
-
-
-
-
-
CS42888
DS717F2
ppm/°C
Unit
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
kΩ
dB
51;