12

LTC1860/LTC1861

18601f

LT/TP 0502 2K • PRINTED IN USA

RELATED PARTS

©LINEAR TECHNOLOGY CORPORATION 2001

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

PART NUMBER

SAMPLE RATE

POWER DISSIPATION

DESCRIPTION

12-Bit Serial I/O ADCs

LTC1286/LTC1298

12.5ksps/11.1ksps

1.3mW/1.7mW

1-Channel with Ref. Input (LTC1286), 2-Channel (LTC1298), 5V

LTC1400

400ksps

75mW

1-Channel, Bipolar or Unipolar Operation, Internal Reference, 5V

LTC1401

200ksps

15mW

SO-8 with Internal Reference, 3V

LTC1402

2.2Msps

90mW

Serial I/O, Bipolar or Unipolar, Internal Reference

LTC1404

600ksps

25mW

SO-8 with Internal Reference, Bipolar or Unipolar, 5V

14-Bit Serial I/O ADCs

LTC1417

400ksps

20mW

16-Pin SSOP, Unipolar or Bipolar, Reference, 5V

LTC1418

200ksps

15mW

Serial/Parallel I/O, Internal Reference, 5V

16-Bit Serial I/O ADCs

LTC1609

200ksps

65mW

Configurable Bipolar or Unipolar Input Ranges, 5V

LTC1864/LTC1865

250ksps

4.25mW

SO-8, MS8, 1-Channel, 5V/SO-8, MS10, 2-Channel, 5V

References

LT1460

Micropower Precision Series Reference

Bandgap, 130

µA Supply Current, 10ppm/°C, Available in SOT-23

LT1790

Micropower Low Dropout Reference

60

µA Supply Current, 10ppm/°C, SOT-23

TYPICAL APPLICATIO

–

+

–

+

0.1

µF

0.1

µF

0.1

µF

0.1

µF

1

µF

1

µF

0.1

µF1µF

100

Ω

100

Ω

28.7k

10k

4.096V

REF

5V

5V

5k

5k

10k

20k

100pF

100pF

5pF

1/2

LT1492

1/2

LT1492

(0V TO 0.66V)

(0V TO 2V)

8

4

2

81

7

6

5

4

3

4.096V

REF

LTC1860

IN+

IN–

GND

CONV

SDO

SCK

REF

1860 TA03

Sample Two Channels Simultaneously with a Single Input ADC