ADM485 View Datasheet(PDF) - Analog Devices

Part Name

Description

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ADM485

5 V Low Power EIA RS-485 Transceiver

Analog Devices 

T

A

B

1,2

CH1 1.00VΩBW CH2 1.00VΩBW M5.00ns CH3 2.64V

Figure 15. Unloaded Driver Differential Outputs

A

B

1,2

CH1 1.00VΩBW CH2 500mVΩBW M5.00ns CH3 2.74V

Figure 16. Loaded Driver Differential Outputs

DI

T

4

A

B

1,2

RO

3

CH1 1.00VΩBW CH2 1.00VΩBW M10.0ns

CH3 5.00VΩBW CH4 2.00VΩBW

CH4 400mV

Figure 17. Driver/Receiver Propagation Delays, Low to High

ADM485

T

4

DI

A

B

1,2

3

RO

CH1 1.00VΩBW CH2 1.00VΩBW M10.00ns

CH3 5.00VΩBW CH4 2.00VΩBW

CH4

2.76V

Figure 18. Driver/Receiver Propagation Delays, High to Low

A

B

1,2

CH1 500mVΩ

CH2 500mVΩ M10.00ns

CH4

Figure 19. Driver Output at 30 Mbps

2.76V

Rev. F | Page 9 of 16

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