Datasheet

MAX3051
+3.3V, 1Mbps, Low-Supply-Current
CAN Transceiver
3
Maxim Integrated
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +3.3V ±5%, R
L
= 60Ω, C
L
= 100pF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at V
CC
= +3.3V and T
A
=
+25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
-7V ≤ V
CANH
≤ 0V -200
CANH Short-Circuit Current I
CANHSC
Minimum foldback current -35
mA
CANL Short-Circuit Current I
CANLSC
V
CC
≤ V
CANL
≤ 12V 200 mA
RXD OUTPUT LEVELS
RXD High Output-Voltage Level V
OH
I = -1mA
0.8 x
V
CC
V
CC
V
RXD Low Output-Voltage Level V
OL
I = 4mA 0.4 V
D C BU S R EC EI VER ( V
T XD
= V
C C
; C A N H a n d C A N L e x t e r n a l l y dr iv e n ; - 7 V ≤≤
≤≤
V
C A N H
, V
C A N L
≤≤
≤≤
+ 1 2 V, un le s s ot h e r w i s e sp e c if i e d )
-7V ≤ V
CM
≤ +12V 0.5
Differential Input Voltage
(Recessive)
V
DIFF
V
RS
= V
CC
(standby mode) 0.5
V
Dominant 0.9
Differential Input Voltage
(Dominant)
V
DIFF
V
RS
= V
CC
(standby mode) 1.1
V
Differential Input Hysteresis V
D IF F
(
H Y S T
)
20 mV
CANH and CANL Input
Resistance
R
I
20 50 kΩ
Differential Input Resistance R
DIFF
40 100 kΩ
MODE SELECTION (RS)
Input Voltage for High Speed V
SLP
0.3 x
V
CC
V
Input Voltage for Standby V
STBY
0.75 x
V
CC
V
Slope-Control Mode Voltage V
SLOPE
R
RS
= 25kΩ to 200kΩ
0.4 x
V
CC
0.6 x
V
CC
V
High-Speed Mode Current I
HS
V
RS
= 0V -500 µA
SHUTDOWN (SHDN)
SHDN Input Voltage High V
SHDNH
2V
SHDN Input Voltage Low V
SHDNL
0.8 V
SHDN Pulldown Resistor R
INSHDN
50 100 kΩ