MCP2551 Microchip Technology, MCP2551 Datasheet - Page 10
MCP2551
Manufacturer Part Number
MCP2551
Description
High-Speed CAN Transceiver
Manufacturer
Microchip Technology
Datasheet
1.MCP2551.pdf
(20 pages)
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MCP2551
FIGURE 2-3:
FIGURE 2-4:
DS21667C-page 10
The wave forms of the applied transients shall be in accordance with “ISO-7637, Part 1”, test pulses 1, 2, 3a and 3b.
RXD (receive data
output voltage)
TEST CIRCUIT FOR AUTOMOTIVE TRANSIENTS
HYSTERESIS OF THE RECEIVER
V
RXD
TXD
REF
GND
V
DIFF
Transceiver
CAN
(r)(i)
Preliminary
0.5
R
Rext
S
CANH
CANL
hysteresis
V
D19
60
DIFF
500 pF
500 pF
Note:
(V)
0.9
Generator
Schaffner
R
GND via a load resistor depending
on desired operating mode as
described in Section 1.7.8
S
V
may be connected to V
DIFF
(d)(i)
2002 Microchip Technology Inc.
V
V
OH
OL
DD
or