LTC4306CUFD datasheet(2/20 Pages) LINER

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LTC4306

4306f

(Note 1)

Supply Voltage (VCC) ................................... –0.3V to 7V

Input Voltages (ADR0, ADR1, ADR2,

ENABLE, ALERT1, ALERT2, ALERT3,

ALERT4) .................................................. –0.3V to 7V

Output Voltages (ALERT, READY) ............... –0.3V to 7V

Input/Output Voltages (SDAIN, SCLIN,

SCL1, SDA1, SCL2, SDA2, SCL3,

SDA3, SCL4, SDA4, GPIO1, GPIO2) ........ –0.3V to 7V

Output Sink Currents (SDAIN, SCLIN, SCL1-4, SDA1-4,

GPI01-2, ALERT, READY) ..................................... 10mA

Operating Temperature Range

LTC4306C ............................................... 0

°C to 70°C

LTC4306I ............................................. –40

°C to 85°C

Storage Temperature Range

SSOP ................................................. –65

°C to 150°C

QFN ................................................... –65

°C to 125°C

Lead Temperature (Soldering, 10 sec)

SSOP ................................................................ 300

°C

ORDER PART

NUMBER

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

LTC4306CUFD

LTC4306IUFD

EXPOSED PAD (PIN 25), PCB CONNECTION OPTIONAL

MUST BE CONNECTED TO THE PCB TO OBTAIN

θJA = 43°C/W OTHERWISE θJA = 140°C/W. TJMAX = 125°C

UF PART MARKING*

4306

PACKAGE/ORDER I FOR ATIO

ORDER PART

NUMBER

LTC4306CGN

LTC4306IGN

TJMAX = 125°C, θJA = 85°C/W

TOP VIEW

GN PACKAGE

24-LEAD PLASTIC SSOP

SCL3

SDA3

ALERT

SDAIN

GND

SCLIN

ENABLE

VCC

ALERT4

GPI01

GPI02

ADR0

ALERT2

SCL2

SDA2

ALERT3

ALERT1

SDA1

SCL1

SCL4

SDA4

READY

ADR2

ADR1

TOP VIEW

UFD PACKAGE

24-LEAD (4mm

× 5mm) PLASTIC QFN

10 11 12

24 23 22 21 20

ALERT

SDAIN

GND

SCLIN

ENABLE

VCC

ALERT4

ALERT3

ALERT1

SDA1

SCL1

SCL4

SDA4

READY

ABSOLUTE

AXI U

RATI GS

Order Options Tape and Reel: Add #TR

Lead Free: Add #PBF

Lead Free Tape and Reel: Add #TRPBF

Lead Free Part Marking: http://www.linear.com/leadfree/

The

● denotes specifications which apply over the full specified temperature

range, otherwise specifications are at TA = 25°C. VCC = 3.3V unless otherwise noted.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Power Supply/Start-Up

VCC

Input Supply Range

●

2.7

5.5

ICC

Input Supply Current

Downstream Connected, SCL Bus Low,

●

5.2

SDA Bus High, VCC = 5.5V

ICC ENABLE = 0V

Input Supply Current

VENABLE = 0V, VCC = 5.5V

●

1.25

2.5

VUVLOU

UVLO Upper Threshold Voltage

●

2.3

2.5

2.7

ELECTRICAL CHARACTERISTICS

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