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SH7055S Datasheet, PDF (616/1002 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series
16.4 CAN Bus Interface
A bus transceiver IC is necessary to connect the SH7055SF chip to a CAN bus. A Philips
PCA82C250 transceiver IC, or compatible device, is recommended. Figure 16.16 shows a sample
connection diagram.
SH7055SF
HRxDx
HTxDx
N.C.
Vcc
PCA82C250
RS Vcc
RxD CANH
TxD CANL
Vref GND
124 Ω
CAN bus
124 Ω
Figure 16.16 Example of High-Speed Interface Using PCA82C250
Rev.2.0, 07/03, page 578 of 960