CS4239-KQ datasheet(4/98 Pages) CIRRUS

номер детали	CS4239-KQ

подробное описание детали	CrystalClear??Portable ISA Audio System

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производитель	CIRRUS [Cirrus Logic]

домашняя страница	http://www.cirrus.com

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4 / 98 page

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

1.7

2.0

1.3

1.0

1.5

1.7

2

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

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

Аналогичный номер детали - CS4239-KQ

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