CS5461 datasheet(9/45 Pages) CIRRUS

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CS5461

DS546F2

ANALOG CHARACTERISTICS (Continued)

Notes: 3. The minimum FSCR is limited by the maximum allowed gain register value.

Parameter

Symbol

Min

Typ

Max

Unit

Analog Inputs (Voltage Channel)

Differential Input Voltage Range

{(VIN+) - (VIN-)}

VIN

500

mVP-P

Total Harmonic Distortion

THD

Common Mode + Signal

All Gain Ranges

-0.25

VA+

Crosstalk with Current Channel at Full Scale (50, 60 Hz)

-70

Input Capacitance

All Gain Ranges

0.2

Effective Input Impedance

(Note 2)

EII

Ω

Noise (Referred to Input)

150

µVrms

Accuracy (Voltage Channel)

Bipolar Offset Error

(Note 1)

VOS

±0.01

%F.S.

Full-Scale Error

(Note 1)

FSE

±0.01

%F.S.

Dynamic Characteristics

Phase Compensation Range

(Voltage Channel, 60 Hz)

-2.8

+2.8

High Rate Filter Output Word Rate

(Both Channels)

OWR

DCLK/1024

Input Sampling Rate

DCLK = MCLK/K

DCLK/8

Full Scale DC Calibration Range

(Note 3)

FSCR

100

%F.S.

Channel-to-Channel Time-Shift Error

(when PC[6:0] bits are set to “0000000”)

1.0

µs

High Pass Filter Pole Frequency

-3 dB

0.5

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