CS4237B
ANALOG CHARACTERISTICS (Continued)
CS4237B-JQ
Symbol Min Typ Max
Analog Output Characteristics - Minimum Attenuation (0dB); unless otherwise specified.
CS4237B-KQ
Parameter*
Min
Typ
Max Units
DAC Resolution
(Note 1)
(Note 1)
16
-
-
-
-
16
-
-
-
-
Bits
LSB
dB
DAC Differential Nonlinearity
±0.5
±0.5
Dynamic Range
-Total
All Outputs
-Instantaneous
TDR
IDR
-
-
-
85
-
-
-
80
95
85
-
-
Total Harmonic Distortion
(Note 3)
(Note 3)
Line Out
THD
-
-
0.01
95
-
-
-
-
0.01 0.02
95
±0.1 ±0.5
%
dB
dB
V
Interchannel Isolation Line Out
Interchannel Gain Mismatch
Voltage Reference Output - VREF
-
-
-
±0.1 ±0.5
2.0
-
2.2
2.5
2.0
-
2.2
2.5
Voltage Reference Output Current - VREF
(Notes 1,4)
100
400
100
400
µA
DAC Programmable Attenuation Span
100 106.5
-
100 106.5
-
dB
DAC Attenuation Step Size +12 dB to -81 dB
-82.5 dB to -94.5 dB
1.3
1.0
1.5
1.5
1.7
2
1.3
1.0
1.5
1.5
1.7
2
dB
dB
DAC Offset Voltage
-
-
-
-
mV
±1
±10
Full Scale Output Voltage:
OUT, MOUT
(Note 3)
2.6
2.8
3.2
2.6
2.8
3.2
Vpp
Gain Drift
-
100
-
-
100
-
ppm/°C
Degree
Deviation from Linear Phase
(Passband)
(Note 1)
-
-
1
-
-
1
External Load Impedance
Mute Attenuation
(Note 1)
10
80
-
-
-
-
-
-
-
10
80
-
-
-
-
-
-
kΩ
dB
dB
Total Out-of-Band Energy 0.6xFs to 100 kHz
(Note 1)
-45
Audible Out-of-Band Energy 0.6xFs to 22 kHz
-
-
-
-
-
-70
dB
(Fs=8kHz)
(Note 1)
Power Supply
Power Supply Current
Digital, Operating
Analog, Operating
Total Operating
-
-
-
-
80
25
105
100
-
-
-
-
-
-
-
-
80
25
105
100
91
31
122
400
mA
mA
mA
µA
Total Power Down
Power Supply Rejection1 kHz
(Note 1)
40
-
-
40
-
-
dB
Notes: 3. 10 kΩ, 100 pF load.
4. DC current only. If dynamic loading exists, then the voltage reference output must be buffered
or the performance of ADCs and DACs will be degraded.
4
DS213PP4
CIRRUS [ CIRRUS LOGIC ]
