CS4397
ANALOG CHARACTERISTICS - DSD MODE (TA = 25 °C; Logic "1" = VD = 5 V; VA = 5V;
Logic "0" = AGND; Full-Scale Output Sine Wave, 997 Hz; Measurement Bandwidth 10 Hz to 20 kHz, unless other-
wise specified. Test load RL = 1 kΩ, CL = 10 pF)
Parameter
Dynamic Performance - DSD Mode
Dynamic Range
Symbol
Min
Typ
Max
Unit
(Note 1)
unweighted
A-Weighted
TBD
TBD
117
120
-
-
dB
dB
Total Harmonic Distortion + Noise
(Note 1) THD+N
0 dB
-
-
-
-100
-94
-54
TBD
TBD
TBD
dB
dB
dB
-20 dB
-60 dB
Analog Output - DSD Mode
Full Scale Differential Output Voltage
Common Mode Voltage
Interchannel Gain Mismatch
Gain Drift
(Note 8)
TBD
1.2VREF
0.5VREF
0.1
TBD
Vpp
VDC
dB
-
-
-
-
-
-
-
100
ppm/°C
mV
Differential DC Offset
2.0
TBD
Combined Digital and On-chip Analog Filter Response - DSD Mode
Passband
(Note 4)
to -0.1 dB corner
to -3 dB corner
-
-
-
-
0.95
2.70
Fs
Fs
Frequency Response 10 Hz to 20 kHz
Group Delay
-0.013
-
-
0
-
dB
s
tgd
0.2/Fs
Notes: 8. Assumes a DSD modulation index of 0.7.
DS333PP1
7
CIRRUS [ CIRRUS LOGIC ]
