CS5471
1.
CHARACTERISTICS AND SPECIFICATIONS
ANALOG CHARACTERISTICS
(T
A
= -40 °C to +85 °C; +2.7V < VA+ < +3.5V; +2.7V < VD+ < +3.5V;
VA- = -2 V ±10%; External VREF+ = 1.2 V; XIN = 4.000 MHz; AGND, DGND = 0.0V.) (See Notes 1 and 2)
Parameter
Accuracy (All Channels)
Total Harmonic Distortion
Common Mode Rejection
Common Mode + Signal on Input
Input Sampling Rate
Analog Inputs (Current Channel)
Differential Input Voltage Range
[ (v
IIN+
) - (v
IIN-
) ]
Bipolar Offset
Crosstalk (Channel-to-Channel)
Input Capacitance
Effective Input Impedance
Gain=20
Gain=1
Gain=20
Gain=1
(50, 60 Hz)
Gain=20
Gain=1
(Note 3)
Gain=20
Gain=1
Gain=20
Gain=1
Gain=20
Gain=1
Gain=20
Gain=1
VIN
Gain=1
(50, 60 Hz)
IC
(Note 3)
EII
VOS
-
-
-
-
-
-
-
-
OWRS = “0”
OWRS = “1”
OWR
OWR
-
-
±800
20
-
-
3
-
-
-
XIN/2048
XIN/1024
IC
IC
EII
EII
IIN
VOS
VOS
-
-
-
-
-
-
-
50
-
-
±40
±800
0.500
10
-
-
-
-
500
-
1
20
2.5
50
3.75
75
-
25
-120
0.2
4
20
50
75
-
-
µV
rms
µV
rms
µV
rms
µV
rms
µV
rms
µV
rms
Symbol
THD
(DC, 50, 60 Hz)
CMRR
Min
74
80
VA-
-
Typ
-
-
-
XIN/4
Max
-
-
VA+
-
-
-
1
20
-120
20
1
-
600
Unit
dB
dB
V
Hz
mV
mV
mV
mV
dB
pF
pF
kΩ
kΩ
Noise (Referred to Input)
0-60 Hz
0-1 kHz
0-2 kHz
Analog Inputs (Voltage Channel)
Differential Input Voltage Range
[ (v
VIN+
) - (v
VIN-
) ]
Bipolar Offset
Crosstalk with Current Channel
Input Capacitance
Effective Input Impedance
Noise (Referred to Input)
0-60 Hz
0-1 kHz
0-2 kHz
Dynamic Characteristics
High Rate Filter Output Word Rate
mV
0-pk
mV
dB
pF
MΩ
µV
rms
µV
rms
µV
rms
Hz
Hz
Notes: 1. Specifications guaranteed by design, characterization, and/or test.
2. Analog signals are relative to AGND and digital signals to DGND unless otherwise noted.
3. Effective Input Impedance (EII) varies with clock frequency (XIN) and Input Capacitance (IC)
EII = 1/(IC*XIN/4)
3
CIRRUS [ CIRRUS LOGIC ]
