CDB6422 Ver la hoja de datos (PDF) - Cirrus Logic

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CDB6422

Enhanced Full-Duplex Speakerphone IC

Cirrus Logic 

CS6422

1. CHARACTERISTICS AND SPECIFICATIONS

ABSOLUTE MAXIMUM RATINGS

Parameter

DC Supply (AVDD, DVDD)

Input Current (Except supply pins)

Input Voltage

Ambient Operating Temperature

Storage Temperature

Symbol

Min

-0.3

Iin

-10

Analog Vina

-0.3

Digital Vind

-0.3

TA

-40

Tstg

-65

Max

6.0

+10

AVDD+0.3

DVDD+0.3

85

150

Units

V

mA

V

°C

°C

WARNING: Operation beyond these limits may result in permanent damage to the device.

Normal operation is not guaranteed at these extremes.

RECOMMENDED OPERATING CONDITIONS

Parameter

DC Supply (AVDD, DVDD)

Ambient Operating Temperature

Symbol Min

Typ

Max Units

4.5

5.0

5.5

V

Commercial TAOp

0

25

70

°C

Industrial

-40

25

85

POWER CONSUMPTION (TA = 25°C, DVDD = AVDD = 5 V, fXTAL = 20.480 MHz) (Note 1)

Parameter

Power Supply Current, Analog (RST=0)

Power Supply Current, Analog (RST=1)

Power Supply Current, Digital (RST=0)

Power Supply Current, Digital (RST=1)

Symbol Min

Typ

Max

PDA0

1

PDA

10

20

PDD0

1

PDD

50

80

Notes: 1. AO and NO outputs are not loaded.

ANALOG CHARACTERISTICS (TA = 25°C, DVDD = AVDD = 5 V, fXTAL = 20.480 MHz)

Parameter

Symbol Min

Typ

Max

Input Offset Voltage (APO, NI)

2.12

Output Offset Voltage (AO, NO)

2.12

Transmit Group Delay

(Note 2)

6

Receive Group Delay

Input Impedance (APO, NI)

Load Impedance (AO, NO)

Power Supply Rejection (1 kHz)

(Note 2)

6

Zin

1.5

Zload

10

40

Units

mA

mA

mA

mA

Units

V

V

ms

ms

MΩ

kΩ

dB

Notes: 2. These parameters are guaranteed by design or by characterization.

DS295F1

5

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