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