LT2178CS8 datasheet(12/12 Pages) LINER

12 / 12 page

LT2178/LT 2179

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408) 432-1900 q FAX: (408) 434-0507 q TELEX: 499-3977

LT/GP 1196 7K • PRINTED IN USA

Single Supply, 1kHz, 4th Order Butterworth Lowpass Filter

TYPICAL APPLICATION

301k

50k

1000pF

2178/79 TA04

VOUT

µF

86k

VIN

50k

–

1/4

LT2179

–

1/4

LT2179

301k

121k

–

1/4

LT2179

1000pF

221k

1000pF

–

1/4

LT2179

3.3V

121k

12-BIT ACCURATE SIGNAL RANGE FROM 6mV TO 1.8V ON 3.3V SINGLE SUPPLY.

MAXIMUM OUTPUT OFFSET ERROR IS 448

µV.

FOR EACH 2ND ORDER SECTION:

2 =

C1C2R1R2

R1 =

WOQC1

R2 =

WOC2

FREQUENCY (kHz)

0.1

–10

–20

–30

–40

–50

–60

–70

–80

–90

110

LT2178/79 • TA05

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Surface Mount Standard Pinout

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