Selectable High Frequency LP/BP Filter

Data Sheet

7/2016

Electrical Characteristics_______

(VDD = +5.0V, T = 20 C)

o

note 1: Sample rate ratio is 2X clock to corner ratio.

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

DC Specifications

Operating Voltage

VDD

4.0

5.0

5.5

V

Supply Current

IDD

MSHFS1, MSHFS2, MSHFS5

24

30

mA

Supply Current

IDD

MSHFS3, MSHFS4, MSHFS6

4

9

mA

Supply Current in Power

Down Mode

IDD

200

uA

AC Specifications

Gain

Av

-0.5

0

0.5

dB

Noise

en

To 1/2 Sample

350

uVrms

Distortion

THD

A weighted

-61

dB

Signal Swing

1 kHz

3.5

4.0

V p-p

Input Impedance

ZIN

1.0

Mohm

Output Drive

Io

400

uA

Output Impedance

Zo

500

ohm

Output Capacitive Load

20

pF

Clock to Corner

MSHFS5, MSHFS6

12.5

Clock to Corner

MSHFS1, MSHFS3

6.25

Clock to Corner

MSHFS2, MSHFS4, Fo=1

12.5

Clock to Corner

MSHFS2, MSHFS4, Fo=0

6.25

Center Frequency Range

Fo

MSHFS1, MSHFS2, MSHFS5

0.00001

3

MHz

Center Frequency Range

Fo

MSHFS3, MSHFS4, MSHFS6

0.00001

1

MHz

Ripple

Elliptic Lowpass

0.2

dB

Full Octave

0.2

dB

Third Octave

0.2

dB

Sixth Octave

0.2

dB

Stop Band Rejection

Elliptic Lowpass

70

dB

Bessel Lowpass

60

dB

40 dB Bandwidth

Full Octave

Normalized Fo

0.3

3

Third Octave

Normalized Fo

0.6

1.67

Sixth Octave

Normalized Fo

0.76

1.32

Bandpass Q

Full Octave Q

Q

1.5

Third Octave

Q

4.5

Sixth Octave

Q

9

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