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CS4237B Datasheet(PDF) 5 Page - Cirrus Logic

Part # CS4237B
Description  CrystalClear Advanced Audio System with 3D Sound
Download  114 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4237B Datasheet(HTML) 5 Page - Cirrus Logic

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RECOMMENDED OPERATING CONDITIONS (AGND, DGND, SGND = 0V,
all voltages with respect to 0V.)
Parameter
Symbol
Min
Typ
Max
Units
Power Supplies:
Digital
(Note 5)
Digital Filtered
Analog
VD1
VDF1-VDF4
VA
4.75
3.0
4.75
4.75
5.0
3.3
5.0
5.0
5.25
3.6
5.25
5.25
V
V
V
V
Operating Ambient Temperature
TA
025
70
°C
Note
5. When VD1 is powered from 3.3 Volts, all ISA bus input pins, except DRQA, must also be 3.3 Volts.
DRQA is internally powered from the VDF supply and must have a 5 Volt interface. To use DRQA in
a 3.3 Volt application, a level translator is needed.
ABSOLUTE MAXIMUM RATINGS (AGND, DGND, SGND = 0V, all voltages with respect to 0V.)
Parameter
Symbol
Min
Max
Units
Power Supplies:
Digital
Analog
VD1
VDF1-VDF4
VA
-0.3
-0.3
-0.3
6.0
6.0
6.0
V
V
V
Total Power Dissipation
(Supplies, Inputs, Outputs)
-
1
W
Input Current per Pin
(Except Supply Pins)
-10.0
+10.0
mA
Output Current per Pin
(Except Supply Pins)
-50
+50
mA
Analog Input Voltage
-0.3
VA+0.3
V
Digital Input Voltage:
SA<11:0>, IOR, IOW, AEN
SD<7:0>, DACK<A:C>
All other digital inputs
-0.3
-0.3
VD1+0.3
VDF+0.3
V
V
Ambient Temperature
(Power Applied)
-55
+125
°C
Storage Temperature
-65
+150
°C
Warning:
Operation beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
MIXERS (TA = 25 °C; VA, VD1, VDF1-VDF4 = +5V; Input Levels: Logic 0 = 0V, Logic 1 = VD1;
1 kHz Input Sine wave, Measurement Bandwidth is 20 Hz to 20 kHz - unweighted.)
CS4237B-JQ
CS4237B-KQ
Parameter*
Min
Typ
Max
Min
Typ
Max
Units
Mixer Gain Range Span
LINE, AUX1, AUX2
MIC, MIN
Hardware Master
(Digital)
Wavetable, Monitor, PC Wave, DSP, FM
-
-
-
-
-
-
-
-
-
-
-
-
45
42
44
90
46.5
45
48
94.4
-
-
-
-
dB
dB
dB
dB
Step Size
MIC, LINE, AUX1, AUX2
MIN
Hardware Master
(Digital)
Wavetable, Monitor, PC Wave, DSP, FM
-
-
-
-
-
-
-
-
-
-
-
-
1.3
2.3
1.6
0.9
1.5
3.0
2.0
1.5
1.7
3.7
2.4
2.0
dB
dB
dB
dB
Dynamic Range
-Total
(Analog Mixers)
-Instantaneous
-
-
-
88
-
-
-
-
94.5
91
-
-
dB
dB
Total Harmonic Distortion
(Note 3)
(Analog Mixers)
-
0.005
-
-
0.002
-
dB
DS213PP4
CS4237B
5


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