LTC4314

2

4314f

ABSOLUTE MAXIMUM RATINGS

Supply Voltages

Input Voltages

ACC, DISCEN, ENABLE1-4....................... –0.3V to 6V

Input/Output Voltages

SDAIN, SCLIN, SCLOUT1-4,

SDAOUT1-4, FAULT ................................. –0.3V to 6V

(Notes 1, 2)

20 19 18 17

7

8

TOP VIEW

21

UDC PACKAGE

20-LEAD (3mm

4mm) PLASTIC QFN

9

10

6

5

4

3

2

1

11

12

13

14

15

16

SCLOUT1

SDAOUT1

SDAIN

SCLIN

SCLOUT2

SDAOUT2

SDAOUT4

SCLOUT4

FAULT

SDAOUT3

SCLOUT3

EXPOSED PAD (PIN 21) PCB CONNECTION TO GND IS OPTIONAL

GN PACKAGE

20-LEAD PLASTIC SSOP

1

2

3

4

5

6

7

8

9

10

TOP VIEW

20

19

18

17

16

15

14

13

12

11

DISCEN

SCLOUT1

SDAOUT1

SDAIN

SCLIN

SCLOUT2

SDAOUT2

ENABLE4

ENABLE3

ACC

GND

SDAOUT4

SCLOUT4

FAULT

SDAOUT3

SCLOUT3

ENABLE1

ENABLE2

PIN CONFIGURATION

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC4314IUDC#PBF

LTC4314IUDC#TRPBF

LFMR

20-Lead (3mm × 4mm) QFN

–40°C to 85°C

LTC4314IGN#PBF

LTC4314IGN#TRPBF

LTC4314GN

20-Lead Plastic SSOP

–40°C to 85°C

LTC4314CUDC#PBF

LTC4314CUDC#TRPBF

LFMR

20-Lead (3mm × 4mm) QFN

0°C to 70°C

LTC4314CGN#PBF

LTC4314CGN#TRPBF

LTC4314GN

20-Lead Plastic SSOP

0°C to 70°C

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

Consult LTC Marketing for information on non-standard lead based finish parts.

Output DC Sink Currents

FAULT.................................................................50mA

Operating Ambient Temperature Range

LTC4314C ................................................ 0°C to 70°C

LTC4314I.............................................. –40°C to 85°C

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

Lead Temperature (Soldering, 10 sec)

SSOP ............................................................... 300°C