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CS6420 Datasheet(PDF) 4 Page - Cirrus Logic

Part No. CS6420
Description  FULL DUPLEX SPEAKERPHONE CHIP
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Maker  CIRRUS [Cirrus Logic]
Homepage  http://www.cirrus.com
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 4 page
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CS6420
4
DS205PP2
WARNING: Operation beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
Notes: 1. AO and NO outputs are not loaded.
Notes: 2. These parameters are guaranteed by design or by characterization.
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Min
Max
Units
DC Supply (AVDD, DVDD)
-0.3
6.0
V
Input Current (Except supply pins)
Iin
-10
+10
mA
Input Voltage
Analog
Digital
Vina
Vind
-0.3
-0.3
AVDD+0.3
DVDD+0.3
V
Ambient Operating Temperature
TA
-40
85
°C
Storage Temperature
Tstg
-65
150
°C
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
Min
Typ
Max
Units
DC Supply (AVDD, DVDD)
4.5
5.0
5.5
V
Ambient Operating Temperature
TAOp
0
2570°C
POWER CONSUMPTION (T
A = 25°C, DVDD = AVDD = 5V, fXTAL = 20.480 MHz) (Note 1)
Parameter
Symbol
Min
Typ
Max
Units
Power Supply Current, Analog (RST=0)
PDA0
1mA
Power Supply Current, Analog (RST=1)
PDA
10
20
mA
Power Supply Current, Digital (RST=0)
PDD0
1mA
Power Supply Current, Digital (RST=1)
PDD
50
60
mA
ANALOG CHARACTERISTICS (T
A = 25°C, DVDD = AVDD = 5V, fXTAL = 20.480 MHz)
Parameter
Symbol
Min
Typ
Max
Units
Input Offset Voltage (APO, NI)
2.12
V
Output Offset Voltage (AO, NO)
2.12
V
Transmit Group Delay
(Note 2)
6
ms
Receive Group Delay
(Note 2)
6
ms
Settling Time from RST rising
104
ms
MB Output Voltage
3.5
V
MB Drive Capability
10
µA
Input Impedance (APO, NI)
(Note 2)
Zin
300
k
Load Impedance (AO, NO)
(Note 2)
Zload
10
k
Power Supply Rejection (1 kHz)
40
dB




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