ISL4486IU datasheet(9/11 Pages) INTERSIL

Part #	ISL4486IU

Description	5V, Ultra High Speed, PROFIBUS, RS-485/RS-422 Transceivers

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Manufacturer	INTERSIL [Intersil Corporation]

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9

FIGURE 13. DRIVER PROPAGATION DELAY vs

TEMPERATURE

FIGURE 14. DRIVER SKEW AND PULSE DISTORTION vs

TEMPERATURE

FIGURE 15. DRIVER AND RECEIVER WAVEFORMS,

LOW TO HIGH

FIGURE 16. DRIVER AND RECEIVER WAVEFORMS,

HIGH TO LOW

FIGURE 17. DRIVER OUTPUT CURRENT vs SHORT CIRCUIT

VOLTAGE

Die Characteristics

SUBSTRATE POTENTIAL (POWERED UP):

GND

TRANSISTOR COUNT:

528

PROCESS:

Si Gate BiCMOS

Typical Performance Curves VCC = 5V, TA = 25°C, ISL4486 and ISL81486; Unless Otherwise Specified (Continued)

-40

0

50

85

TEMPERATURE (

°C)

-25

25

75

tPHLZ

tPLHZ

tPHLY

tPLHY

RDIFF = 54Ω

7

8

9

10

11

12

-40

0

50

85

TEMPERATURE (

°C)

-25

25

75

RDIFF = 54Ω

0

0.5

1

1.5

2

2.5

3

|tPHLY - tPLHZ| or |tPLHY - tPHLZ|

|CROSSING PT. OF Y

↑ & Z↓ -

CROSSING PT. OF Y

↓ & Z↑|

|tPHL(Y or Z) - tPLH(Y or Z)| = PW Distortion

TIME (10ns/DIV)

RDIFF = 54Ω, CL = 15pF

0

5

0

5

DI

RO

B/Z

A/Y

0

1

2

3

4

5

TIME (10ns/DIV)

RDIFF = 54Ω, CL = 15pF

0

5

0

5

DI

RO

B/Z

A/Y

0

1

2

3

4

5

OUTPUT VOLTAGE (V)

-7 -6

-4

-2

0

2

4

6

8

10

12

-60

-40

-20

0

20

40

60

80

100

120

140

160

-80

-100

-120

Y OR Z = HIGH

-140

-160

Y OR Z = LOW

Y OR Z = HIGH

ISL4486, ISL81486

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