CDB42438 Cirrus Logic Inc, CDB42438 Datasheet - Page 15

• Manufacturer Part Number: CDB42438
• Description: Eval Bd 108dB 6&8ch Multi-Chnl CODECs
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42438

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42438
• Primary Attributes: 6 Single-Ended and 2 Differential Analog Inputs and 8 Outputs, S/PDIF Transmitter and Receiver
• Secondary Attributes: Graphic User Interface
• Description/function: Audio CODECs
• Operating Supply Voltage: 5 V to 12 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: CS42438
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
• Other names: 598-1500

DS646F2
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
Dynamic Range
Total Harmonic Distortion + Noise
(Note 5)
ADC1-3 Interchannel Isolation
ADC3 MUX 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 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
85
29
82
-
Figure 20 on page 50
Max
-90
32
-
-
-
-
-
-
-
-
-
-
-
-
Min
94
91
23
-
-
-
-
-
-
-
-
-
-
Single-Ended
and
±100
Typ
102
-95
-79
-39
-87
0.1
99
96
90
85
29
-
Figure 21 on page
Max
-87
32
-
-
-
-
-
-
-
-
-
-
-
CS42438
ppm/°C
Unit
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
kΩ
dB
50;
15