CS42448-CQZR Cirrus Logic Inc, CS42448-CQZR Datasheet - Page 12

• Manufacturer Part Number: CS42448-CQZR
• Description: IC,Soundcard Circuits,CMOS,QFP,64PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

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)
ADC1-3 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.
40 kHz bandwidth
40 kHz bandwidth unweighted
Parameter
unweighted
A-weighted
(Note 6)
(Note 7)
-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
18
= -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
82
-
-
Figure 26 on page 53
Max
-90
-
-
-
-
-
-
-
-
-
-
-
-
-
Min
94
91
18
-
-
-
-
-
-
-
-
-
-
-
Single-Ended
and
±100
Typ
102
-95
-79
-39
-87
0.1
99
96
90
85
-
-
-
Figure 27 on page
Max
-87
-
-
-
-
-
-
-
-
-
-
-
-
-
CS42448
DS648F2
ppm/°C
Unit
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
kΩ
dB
53;