LTC6943

16

6943f

LT/TP 0804 1K • PRINTED IN USA

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

© LINEAR TECHNOLOGY CORPORATION 2004

5V Powered Voltage-to-Frequency Converter

TYPICAL APPLICATIO S

RELATED PARTS

PART NUMBER

DESCRIPTION

COMMENTS

LTC1043

Dual Precision Instrumentation

120dB CMRR, 3V to 18V Operation

Switched Cap, Building Block

LTC1152

Rail-to-Rail In/Out, Zero Drift Op Amp

Operates Up to 14V Supply Voltage

LTC2050

Zero Drift Op Amp

Single Supply Operation on 2.7V to 11V, SOT-23 Package

LTC2051

Zero Drift Dual Op Amp

Dual LTC2050, 8-Lead DFN, MS8 Packages

LTC2052

Zero Drift Quad Op Amp

Dual LTC2050, GN16 Package

LTC2053

Precision, Rail-to-Rail Zero Drift I.A.

120dB CMRR at Low Gains

LTC2054

Low Power, Zero Drift Op Amp

150µA Supply Current, SOT-23 Package

LTC6800

Low Cost, Rail-to-Rail I.A.

LTC6915

Precision Instrumentation Amplifier

14 Levels of Programmable Gain, 125dB CMRR

with Digitally Programmable Gain

–

+

+

6943 TA19

D1

1N4148

50k

22k

10k

1µF

75k*

10k

FULL SCALE

TRIM

1N5712

INPUT

0V TO

2V

5VIN

A1

1/2 LT1017

120pF

1.6M

(10Hz TRIM)

C2

560pF

22µF

LT1034

1.2V

16

5

3

16

4

13

C1**

0.01

µF

15

13

2

0kHz TO

3kHz

LTC6943

2

14

1

* = 1% FILM RESISTOR, TYPE TRW-MTR+120ppm/°C

** = POLYPROPYLENE