CAN Board - Datasheet

SN65HVD230
SN65HVD231
SN65HVD232
SLOS346G – MARCH 2001 – REVISED JUNE 2002
3
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Function Tables
DRIVER (SN65HVD230, SN65HVD231)
INPUT D
R
OUTPUTS
BUS STATE
INPUT D R
S
CANH CANL
BUS STATE
L
V12V
H L Dominant
H
V
(Rs)
< 1.2 V
Z Z Recessive
Open X Z Z Recessive
X V
(Rs)
> 0.75 V
CC
Z Z Recessive
H = high level; L = low level; X = irrelevant; ? = indeterminate; Z = high impedance
DRIVER (SN65HVD232)
INPUT D
OUTPUTS
BUS STATE
INPUT D
CANH CANL
BUS STATE
L H L Dominant
H Z Z Recessive
Open Z Z Recessive
H = high level; L = low level; Z = high impedance
RECEIVER (SN65HVD230)
DIFFERENTIAL INPUTS
R
S
OUTPUT R
V
ID
≥ 0.9 V X L
0.5 V < V
ID
< 0.9 V X ?
V
ID
≤ 0.5 V X H
Open X H
H = high level; L = low level; X = irrelevant; ? = indeterminate
RECEIVER (SN65HVD231)
DIFFERENTIAL INPUTS
R
S
OUTPUT R
V
ID
≥ 0.9 V L
0.5 V < V
ID
< 0.9 V
V
(
Rs
)
< 1.2 V
?
V
ID
≤ 0.5 V
V
(Rs)
<
1.2
V
H
X V
(Rs)
> 0.75 V
CC
H
X 1.2 V < V
(Rs)
< 0.75 V
CC
?
Open X H
H = high level; L = low level; X = irrelevant; ? = indeterminate
RECEIVER (SN65HVD232)
DIFFERENTIAL INPUTS
OUTPUT R
V
ID
≥ 0.9 V L
0.5 V < V
ID
< 0.9 V ?
V
ID
≤ 0.5 V H
Open H
H = high level; L = low level; X = irrelevant;
? = indeterminate