LTC4307-1 datasheet(5/20 Pages) LINER

Part #	LTC4307-1

Description	Pin-Selectable, 2-Channel, 2-Wire Multiplexer with Bus Buffers

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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LTC4312

5

4312f

TYPICAL PERFORMANCE CHARACTERISTICS

Rise Time Accelerator Current

vs Temperature

Buffer High to Low Propagation

Delay vs Output Capacitance

Input to Output Offset Voltage

vs Bus Current for Different Driven

Input Voltage Levels

Output to Input Offset Voltage

vs Bus Current for Different

Driven Output Voltage Levels

ICC Enabled Current

vs Supply Voltage

ICC Disabled (ENABLE1-2 Low)

Current vs Supply Voltage

Multiplexer Switch Resistance

RMUX vs Temperature

TA = 25°C, VCC = 3.3V unless otherwise noted.

Buffer DC IOL vs Temperature

TEMPERATURE (°C)

–50

10

5

6

7

8

9

4

50

0

4312 G03

100

25

–25

75

VCC2 = 3.3V

VCC2 = 5V

IDS = 4mA

CBUS (pF)

0

250

50

100

150

200

0

500

4312 G05

1500

1000

VCC = VCC2 = VDD, BUS = 5V

RBUS = 2.7kΩ

VCC (V)

2

8.0

7.5

7.0

6.5

3

4312 G01

6

45

VSDAIN, SCLIN = 0V

VCC (V)

2

3.0

2.5

1.5

2.0

1.0

3

4312 G02

6

45

VSDAIN, SCLIN = 0V

TEMPERATURE (°C)

–50

10

5

6

7

8

9

4

50

0

4312 G04

125

25

–25

75

100

VSDAIN,SCLIN = 0.4V

VSDAOUT,SCLOUT = 0.4V

VCC = VCC2 = 3.3V

IBUS (mA)

0

350

100

50

150

200

300

250

0

2

4312 G06

6

4

≥200mV

100mV

DRIVEN VSDAIN,SCLIN = 50mV

VCC = VCC2 = VDD, BUS = 5V

IBUS (mA)

0

350

100

50

150

200

300

250

0

2

4312 G07

6

4

100mV

≥ 200mV

DRIVEN VSDAOUT, SCLOUT = 50mV

VCC = VCC2 = VDD, BUS = 5V

tRISE(30%–70%) vs CBUS

CBUS (pF)

0

150

125

100

75

25

50

0

400

4312 G09

800

200

600

5V

3.3V

VCC = VCC2 = VDD, BUS

ACC = 0V

TEMPERATURE (°C)

–50

16

14

12

10

8

6

0

4312 G08

100

–25

25

50

75

3.3V

VCC = VCC2 = VDD, BUS

VSDA,SCL

VDD,BUS

ACC = 0V

CBUS = 400pF

RBUS = 10k

5V

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LTC4307-1 Datasheet(PDF) 5 Page - Linear Technology

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