Analog characteristics - 8x interpolator mode, Cs4397 – Cirrus Logic CS4397 User Manual

Page 8

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CS4397

8

DS333F1

ANALOG CHARACTERISTICS - 8X INTERPOLATOR MODE

(T

A

= 25 °C; Logic "1" =

VD = 5 V; VA = 5V; Logic "0" = AGND; Full-Scale Output Sine Wave, 997 Hz; Base Band Fs = 48 kHz, SCLK =
6.144 MHz, Measurement Bandwidth 10 Hz to 20 kHz, unless otherwise specified. Test load R

L

= 1 k

Ω, C

L

=

10 pF)

Notes: 9. Measurement Bandwidth is 6.08 to 9.6 Fs

Parameter

Symbol

Min

Typ

Max

Unit

Dynamic Performance Mode

Dynamic Range

(Note 1)

unweighted

A-Weighted

TBD
TBD

117
120

-
-

dB
dB

Total Harmonic Distortion + Noise

(Note 1)

0 dB

-20 dB
-60 dB

THD+N

-
-
-

-100

-97
-57

TBD
TBD
TBD

dB
dB
dB

Analog Output

Full Scale Differential Output Voltage

TBD

0.7VREF

TBD

Vpp

Common Mode Voltage

-

0.5VREF

-

VDC

Interchannel Gain Mismatch

-

0.1

-

dB

Gain Drift

-

100

-

ppm/°C

Differential DC Offset

-

2.0

TBD

mV

Combined Digital and On-chip Analog Filter Response - 8x Interpolator Mode

Passband

(Note 4)

to -0.1 dB corner

to -3 dB corner

-
-

-
-

2.10
3.52

Fs
Fs

Frequency Response 10 Hz to 20 kHz

-0.0008

-

0

dB

Passband Ripple

-

-

0

dB

StopBand

6.08

-

-

Fs

StopBand Attenuation

(Note 9)

56

-

-

dB

Group Delay

tgd

-

0.9/Fs

-

s

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