RS485 driver...

[Fuzesi Arnold]

Sziasztok!

Most talaltam, egesz "tokos" kis RS485 transceiver IC (SN75HVD10):
http://focus.ti.com/docs/prod/productfolder.jhtml?genericPartNumber=SN75HVD1
0&familyId=545

Operates With a 3.3-V Supply
Bus-Pin ESD Protection Exceeds 16 kV HBM
!!!!!!!!1/8th Unit-Load Option Available (Up to 256 Nodes on the Bus)
Optional Driver Output Transition Times for Signaling Rates of 1 Mbps, 10
Mbps and 30 Mbps
Meets or Exceeds the Requirements of ANSI TIA/EIA-485-A
Bus-Pin Short Circuit Protection From -7 V to 12 V
Low-Current Standby Mode ...1 uA Typical
Open-Circuit and Shorted-Bus Failsafe Receiver
Thermal Shut-Down Protection
Glitch-Free Power-Up and Power-Down Protection for Hot-Plugging Applications
SN75176 Footprint
APPLICATIONS
Digital Motor Control
Utility Meters
Chassis-to-Chassis Interconnects
Electronic Security Stations
Industrial Process Control
Building Automation
Point-of-Sale (POS) Terminals and Networks



Arnold