LTC2345-18

2

234518f

For more information www.linear.com/LTC2345-18

pin conFiguraTion

absoluTe MaxiMuM raTings

Analog Input Voltage

REFIN.................................................... –0.3V to 2.8V

Power Dissipation .............................................. 500mW

Operating Temperature Range

LTC2345C................................................ 0°C to 70°C

LTC2345I .............................................–40°C to 85°C

LTC2345H.......................................... –40°C to 125°C

Storage Temperature Range .................. –65°C to 150°C

(Notes 1, 2)

TOP VIEW

49

GND

UK PACKAGE

48-LEAD (7mm

× 7mm) PLASTIC QFN

1

2

3

4

5

6

7

8

9

10

11

12

36

35

34

33

32

31

30

29

28

27

26

25

IN6–

IN6+

IN5–

IN5+

IN4–

IN4+

IN3–

IN3+

IN2–

IN2+

IN1–

IN1+

SDO7

SDO–/SDO6

SDO+/SDO5

SCKO–/SDO4

SCKO+/SCKO

GND

SCKI–/SCKI

SCKI+/SDO3

SDI–/SDO2

SDI+/SDO1

SDO0

EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB

orDer inForMaTion

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC2345CUK-18#PBF

LTC2345CUK-18#TRPBF LTC2345UK-18

48-Lead (7mm × 7mm) Plastic QFN

0°C to 70°C

LTC2345IUK-18#PBF

LTC2345IUK-18#TRPBF

LTC2345UK-18

48-Lead (7mm × 7mm) Plastic QFN

–40°C to 85°C

LTC2345HUK-18#PBF

LTC2345HUK-18#TRPBF LTC2345UK-18

48-Lead (7mm × 7mm) Plastic QFN

–40°C to 125°C

Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through

designated sales channels with #TRMPBF suffix.