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参数资料
| 型号： | PC33889 |
| 厂商： | Motorola, Inc. |
| 英文描述： | System Basis Chip Lite with Low Speed Fault Tolerant CAN Interface |
| 中文描述： | 建兴系统基础芯片低速容错CAN接口 |
| 文件页数： | 8/30页 |
| 文件大小： | 464K |
| 代理商： | PC33889 |
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PC33889
8
PC33889
3
CAN MODULE SPECIFICATION
(COMPATIBLE WITH MC33388)
ELECTRICAL RATINGS
ELECTRICAL CHARACTERISTICS
(V
sup
From 5.5V to 18V, V2int from 4.75 to 5.25V and T
j
from -40°C to 150°C unless otherwise noted).
Ratings
Symbol
Min
Typ
Max
Unit
DC Voltage On Pins Tx, Rx
Vlogic
-0.3
V
DD1
+ 0.3
V
DC voltage at V2 (V2int)
V2int
0
5.25
V
DC Voltage On Pins CANH, CANL
V
BUS
-20
+27
V
Transient Voltage At Pins CANH, CANL
0 < V
2-int
< 5.5V; V
sup
≥
0; T < 500ms
V
CANH
/V
CANL
-40
40
V
Transient Voltage On Pins CANH, CANL (Coupled Through
1nF Capacitor)
V
tr
-150
100
V
DC Voltage On Pins Rth, Rtl
V
rtl
, V
rth
-0.3
+27
V
Transient Voltage At Pins RtH, RtL
0 < V
2-int
< 5.5V; V
sup
≥
0; T < 500ms
V
RtH
/V
RtL
-0.3
40
V
RTH, RTL Termination Resistance
R
t
500
16000
ohm
Conditions
Symbol
Min
Typ
Max
Unit
Supply current described below are the CAN module internal supply current from internal V2 (V2-int) and Vsup
Internal V2 Supply Current (CAN and SBC in Normal
Mode). TX= 5V, CAN in Recessive State
I
V2-int
4
5.6
6.5
mA
Internal V2 Supply Current (CAN and SBC in Normal
Mode). TX = 0V, No Load, CAN in Dominant State
I
V2-int
4.2
5.8
6.7
mA
Total supply Current (CAN in Receive Only Mode, SBC in
Normal mode). Internal V2 = 5V; V
sup
= 12V
I
V2-int
+ I
SUP-int
1
1.4
mA
Internal V2 Supply Current (CAN in Bus TermVbat mode)
V
sup
= 12V
I
V2-int
36
tbd
uA
TX Pin
High Level Input Voltage
V
ih
0.7*V
2-int
V
2-int
+0.3V
V
Low Level Input Voltage
V
il
-0.3
0.3 * V
2-int
V
TX High Level Input Current (V
i
= 4V)
I
TX
-100
-50
-25
uA
TX Low Level Input Current (V
i
= 1V)
I
TX
-100
-50
-25
uA
RX Pin
High Level Output Voltage RX (I
0
= -250
μ
A)
V
oh
V
2-int
- 0.9
V
2-int
V
Low Level Output Voltage (I
0
= 1.5mA)
V
ol
0
0.9
V
CANH, CANL Pins
Differential Receiver, Recessive To Dominant Threshold
(By Definition, V
diff
=V
CANH
-V
CANL
)
V
diff1
-3.2
-2.5
V
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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