Cirrus Logic CS5344 - Manual (Page 6)

6 DS687F4
CS5343/4
Draft
2/1/11
ANALOG CHARACTERISTICS - AUTOMOTIVE GRADE (-DZZ)
Test conditions (unless otherwise specified): T
A
= -40
C to 85C; Input test signal is a 997 Hz sine wave through
recommended inputs as seen in Figure 6 on page 14 ; source impedance less than or equal to 2.5 k
; valid with
FILT+ and VQ components as shown in Figure 3 on page 11 ; measurement bandwidth is 10 Hz to 20 kHz;
Fs = 48 kHz or 96 kHz.
Notes:
5. Referred to the typical full-scale input voltage
Dynamic Performance for Automotive Grade VA = 3.1 to 3.5 V VA = 4.75 to 5.25 V
Symbol Min Typ Max Min Typ Max Unit
Dynamic Range A-weighted
unweighted
86
83 94
91 -
- 90
87 98
95 -
- dB
dB
Total Harmonic Distortion + Noise (Note 5)
-1 dB
-20 dB
-60 dB
THD+N
-
-
- -88
-71
-31 -76
-
-
-
-
- -91
-75
-35 -84
-
-
dB
dB
dB
Dynamic Performance for Automotive Grade VA = 3.1 V to 3.5 V and VA = 4.75 V to 5.25 V
Min Typ Max Unit
Interchannel Isolation - 90 - dB
DC Accuracy
Interchannel Gain Mismatch - - 0.1 dB
Gain Error -3 - +3 %
Gain Drift -

100 - ppm/°C
Analog Input Characteristics
Full-scale Input Voltage VA = 3.1 V to 3.5 V 0.523*VA 0.567*VA 0.612*VA Vpp
Full-scale Input Voltage VA = 4.75 V to 5.25 V 0.543*VA 0.560*VA 0.573*VA Vpp
Input Impedance - 7.5 - M
