AU5783D Ver la hoja de datos (PDF) - Philips Electronics

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AU5783D

J1850/VPW transceiver with supply control function

Philips Electronics 

Philips Semiconductors

J1850/VPW transceiver with supply control function

APPLICATION INFORMATION

Objective specification

AU5783

µC with J1850 Link Controller

VPWO VPWI

port

port

+5V

VCC

3.9 k

Rb

1k

Ra

10 k

100 nF

TX

RX

NSTB 4X/LOOP INH

LWAKE

AU5783

Transceiver

LOAD

BUS

BAT

GND

R/F

10.7 k

1%

Rld

47 uH

56 k

1%

Rs

5V

Reg.

+12V

SAE/J1850/VPW BUS LINE

470 pF

SL01227

NOTES:

11. Value of Rld depends, e.g., on type of bus node. Example: secondary node Rld =10.7k, primary node Rld =1.5k.

12. For connection of the NSTB and 4X/LOOP pins there are different options, e.g., connect to a port pin or to VCC or to active low reset.

Figure 4. Application of the AU5783 transceiver

1999 May 11

11

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