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CS4239 Datasheet(PDF) 4 Page - Cirrus Logic

Part # CS4239
Description  CrystalClear??Portable ISA Audio System
PDF  98 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4239 Datasheet(HTML) 4 Page - Cirrus Logic

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ANALOG CHARACTERISTICS (Continued)
CS4239-JQ
CS4239-KQ
Parameter*
Symbol Min
Typ
Max
Min
Typ
Max
Units
Analog Output Characteristics (PC-D-A) - Volume set to 0 dB unless otherwise specified.
DAC1 Resolution
(Note 1)
16
-
-
16
-
-
Bits
DAC1 Differential Nonlinearity
(Note 1)
-
-
±0.5
--
±0.5
LSB
DAC1 Frequency Response
Ac =
±1 dB
FR
-
-
-
20
-
19000
Hz
DAC1 Dynamic Range
DR
-
-86
-
-80
-86
-
dB FS A
DAC1 Total Harmonic Distortion + Noise
-3 dB FS input
(Note 3)
THD+N
-
-80
-
-75
-80
dB FS A
DAC1 Interchannel Isolation
(Notes 1,3)
10 kHz input
-
-90
-
-80
-90
-
dB
DAC1 Interchannel Gain Mismatch
-
±0.1
±0.5
-
±0.1
±0.5
dB
Voltage Reference Output - VREF
2.0
2.2
2.5
2.0
2.2
2.5
V
Voltage Reference Output Current - VREF
(Notes 1,4)
-
100
400
-
100
400
µA
DAC1 Programmable Attenuation Span
90
94.5
-
90
94.5
-
dB
DAC1 Atten. Step Size: Greater than -82.5 dB
-82.5 dB to -94.5 dB
1.3
1.0
1.5
1.5
1.7
2.0
1.3
1.0
1.5
1.5
1.7
2
dB
dB
DAC1 Offset Voltage
-
-
-
-
±1
±10
mV
Full Scale Output Voltage:
(Note 3)
2.5
2.8
3.3
2.5
2.8
3.3
Vpp
Gain Drift
(Note 1)
-
100
-
-
100
-
ppm/°C
DAC1 Deviation from Linear Phase
(Note 1)
(Passband)
-
-
1
-
-
1
Degree
External Load Impedance
(Note 1)
10
-
-
10
-
-
k
Ω
Mute Attenuation
(Note 1)
80
-
-
80
-
-
dB
Power Supply
Power Supply Current
Digital, Operating
Analog, Operating
Total Operating
Total Power Down
-
-
-
-
70
30
100
-
-
-
-
-
-
-
-
-
70
30
100
-
80
35
-
1
mA
mA
mA
mA
Power Supply Rejection, 1 kHz input (Note 1)
40
-
-
40
-
-
dB
Notes:
3. 10 k
Ω, 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.
CrystalClear Portable ISA Audio System
TM
CS4239
4
DS253PP2



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