LTC485CS8 datasheet(4/12 Pages) LINER

部件名	LTC485CS8

功能描述	Low Power RS485 Interface Transceiver

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制造商	LINER [Linear Technology]

网页	http://www.linear.com

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4

LTC485

SWITCHI G TI E WAVEFOR S

DI

3V

1.5V

tPLH

tr

tSKEW

1/2 VO

VO

80%

10%

0V

B

A

VO

–VO

0V

90%

1.5V

tPLH

tSKEW

1/2 VO

f = 1MHz, tr ≤ 10ns, tf ≤ 10ns

20%

tf

VDIFF = V(A) – V(B)

LTC485 • F05

Figure 5. Driver Propagation Delays

1.5V

tZL

2.3V

tZH

1.5V

tLZ

0.5V

tHZ

f = 1MHz, tr ≤ 10ns, tf ≤ 10ns

OUTPUT NORMALLY LOW

OUTPUT NORMALLY HIGH

3V

0V

DI

5V

VOL

VOH

0V

A, B

LTC485 • F06

Figure 6. Driver Enable and Disable Times

1.5V

tPHL

f = 1MHz, tr ≤ 10ns, tf ≤ 10ns

R

–VOD2

A, B

0V

1.5V

tPLH

OUTPUT

INPUT

VOD2

VOL

VOH

LTC485 • F07

Figure 7. Receiver Propagation Delays

Figure 8. Receiver Enable and Disable Times

1.5V

tZL

1.5V

tZH

1.5V

tLZ

0.5V

tHZ

f = 1MHz, tr ≤ 10ns, tf ≤ 10ns

OUTPUT NORMALLY LOW

OUTPUT NORMALLY HIGH

3V

0V

RE

5V

0V

R

LTC485 • F08

类似零件编号 - LTC485CS8

制造商	部件名	数据表	功能描述
Linear Technology	LTC485CS8	282Kb / 12P	Low Power RS485 Interface Transceiver
Linear Technology	LTC485CS8	294Kb / 14P	Low Power RS485 Interface Transceiver

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类似说明 - LTC485CS8

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