CS53L32A-KZZ Просмотр технического описания (PDF) - Cirrus Logic

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CS53L32A-KZZ

Low Voltage, Stereo A/D Converter

Cirrus Logic 

CS53L32A

Base-rate Mode

High-rate Mode

Parameter

Symbol Min Typ Max Min Typ Max Unit

Total Harmonic Distortion + Noise

(Note 1) THD+N

18 to 24-Bit

-1 dB

-

-20 dB

-

-60 dB

-

16-Bit

-1 dB

-

-20 dB

-

-60 dB

-

-88 -81 -

-73

-

-

-33

-

-

-86

-

-

-68

-

-

-28

-

-

-85 -78 dB

-75

-

dB

-35

-

dB

-83

-

dB

-65

-

dB

-28

-

dB

Dynamic Range (PGA on)*

0 dB Gain

A-weighted

unweighted

12 dB Gain

A-weighted

unweighted

-

93

-

-

92

-

dB

-

90

-

-

89

-

dB

-

88

-

-

89

-

dB

-

85

-

-

86

-

dB

Total Harmonic Distortion + Noise (PGA on)*

THD+N

(Note 1)

0 dB Gain

18 to 24-Bit

-1 dB

-

78

-

-

77

-

dB

12 dB Gain

18 to 24-Bit

-1 dB

-

73

-

-

76

-

dB

* PGA = Programmable Gain Amplifier

CS53L32A-BZ Analog Input Characteristics for VA=1.8 - 3.3V

Interchannel Isolation

1 kHz

-

90

-

-

90

-

dB

Interchannel Gain Mismatch

-

0.1

-

-

0.1

-

dB

Offset Error

with High Pass Filter

-

-

0

-

-

0 LSB

Full Scale Input Voltage

-7% VA/3.6 +7% -7% VA/3.6 +7% Vrms

Gain Drift

-

100

-

-

100

- ppm/°C

Input Resistance

10

-

-

10

-

-

kΩ

Input Capacitance

-

-

15

-

-

15 pF

Programmable Gain Characteristics

Gain Step Size

-

1.0

-

-

1.0

-

dB

Absolute Gain Step Error

-

-

0.3 -

- 0.3 dB

A/D Decimation Filter Characteristics (Note 2)

Passband

(Note 3)

0

- 23.5 0

- 47.5 kHz

Passband Ripple

-0.08 - +0.17 -0.09 -

0 dB

Stopband

(Note 3)

27.5 -

- 64.1 -

- kHz

Stopband Attenuation

(Note 4)

-60.3 -

- -48.4 -

-

dB

Group Delay (Fs = Output Sample Rate) (Note 5) tgd

Group Delay Variation vs. Frequency

∆tgd

- 10/Fs -

- 2.7/Fs -

s

-

- 0.03 -

- 0.007 µs

6

DS513F1

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