SN65LBC031, SN65LBC031Q, SN75LBC031
HIGH-SPEED CONTROLLER AREA NETWORK (CAN) TRANSCEIVERS
SLRS048A – MAY 1998 – REVISED APRIL 2000
receiver electrical characteristics over recommended ranges of common-mode input voltage,
supply voltage, and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
V
V
Differential input threshold voltage for recessive state
Differential input threshold voltage for dominant state
Recessive-dominant input hysteresis
500
IT(REC)
IT(DOM)
hys
V
= –2 V to 7 V
mV
IC
900
100
180
mV
V
V
= 500 mV,
= –400 µA
O(DIFF)
O(DIFF)
V
High-level output voltage
V
–0.5 V
V
CC
OH(RX)
CC
I
OH
V
= 900 mV,
= 1 mA
V
Low-level output voltage
0
5
0.5
50
V
OL(RX)
I(REC)
I(DIFF)
I
OL
r
r
CANH and CANL input resistance in recessive state
dc, no load
kΩ
kΩ
Differential CANH and CANL input resistance in recessive
state
dc, no load
10
100
C
C
CANH and CANL input capacitance
20
10
pF
pF
i
Differential CANH and CANL input capacitance
i(DHL)
NOTE 2: All voltage values, except differential bus voltage, are measured with respect to the ground terminal.
PARAMETER MEASUREMENT INFORMATION
S2
V
CC
60 Ω
60 Ω
ASC
CANH
CANL
S1
TX Input
V
DIFF
Generator
(see Note A)
56 pF
60 Ω
60 Ω
56 pF
15 pF
R
RX Output
NOTE A: The input pulse is supplied to TX by a generator having a t and t = 5 ns.
r
f
Figure 2. Test Circuit
6
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