參數(shù)資料
型號： AMIS-42700
元件分類： CAN
英文描述： Dual High-Speed CAN Transceiver
中文描述： 雙高速CAN收發(fā)器
文件頁數(shù)： 10/16頁
文件大?。?/td> 308K
代理商： AMIS-42700
AMIS-42700 Dual High-Speed CAN Transceiver
8.4 DC Characteristics
Preimnary Data Shee
V
CC
= 4.75 to 5.25V; V
33
= 2.9 to 3.6V; T
junc
= -40 to +150°C; R
LT
=60
unless specified otherwise.
Table 4: DC Characteristics
Symbol
Parameter
Supply (pin V
CC
)
Conditions
Min.
Typ.
Max.
Unit
I
CC
Supply current
Dominant;
V
TXD
=0V
Recessive;
V
TXD
=
V
CC
45
4
65
8
mA
mA
Transmitter Data Input (pin TxD)
V
IH
V
IL
I
IH
I
IL
C
i
Mode Select (pin S)
V
IH
V
IL
I
IH
I
IL
Receiver Data Output (pin RxD)
V
OH
V
OL
I
oh
I
ol
Reference Voltage Output (pin V
REF
)
V
REF
Reference output voltage
Reference output voltage for full common
mode range
Bus Lines (pins CANH and CANL)
V
o(reces)(CANH)
Recessive bus voltage at pin CANH
V
o(reces)(CANL)
Recessive bus voltage at pin CANL
High-level input voltage
Low-level input voltage
High-level input current
Low-level input current
Input capacitance
Output recessive
Output dominant
V
TxD
=
V
CC
V
TxD
=0V
Not tested
2.0
-0.3
-1
-75
-
-
-
0
V
CC
+0.8
+1
-350
10
V
V
μ
A
μ
A
pF
-200
5
High-level input voltage
Low-level input voltage
High-level input current
Low-level input current
Silent mode
High-speed mode
V
S
=2V
V
STB
=0.8V
2.0
-0.3
20
15
-
-
V
CC
+0.8
50
45
V
V
μ
A
μ
A
30
30
High-level output voltage
Low-level output voltage
High-level output current
Low-level output current
I
RXD
= - 10mA
I
RXD
= 6mA
V
o
=0.7 x
V
CC
V
o
=0.3 x
V
CC
0.6 x V
CC
0.75 x V
CC
0.25
-10
10
V
V
mA
mA
0.45
-15
15
-5
5
-50
μ
A <
I
VREF
< +50
μ
A
-35V <
V
CANH
< +35V;
-35V <
V
CANL
< +35V
0.45 x V
CC
0.50 x V
CC
0.55 x V
CC
V
V
REF_CM
0.40 x V
CC
0.50 x V
CC
0.60 x V
CC
V
V
TxD
=V
CC
; no load
V
TxD
=V
CC
; no load
-35V <
V
CANH
< +35V;
0V <V
CC
< 5.25V
-35V <
V
CANL
< +35V;
0V <V
CC
< 5.25V
V
TxD
= 0V
V
TxD
= 0V
V
TxD
= 0V; dominant;
42.5
< R
LT
< 60
V
TxD
=V
CC
; recessive;
no load
V
CANH
=0V;
V
TxD
=0V
V
CANL
=36V;
V
TxD
=0V
-5V <
V
CANL
< +12V;
-5V <
V
CANH
< +12V;
see Figure 5
-35V <
V
CANL
< +35V;
-35V <
V
CANH
< +35V;
see Figure 5
-35V <
V
CANL
< +35V;
-35V <
V
CANH
< +35V;
see Figure 5
2.0
2.0
2.5
2.5
3.0
3.0
V
V
I
o(reces) (CANH)
Recessive output current at pin CANH
-2.5
-
+2.5
mA
I
o(reces) (CANL)
Recessive output current at pin CANL
-2.5
-
+2.5
mA
V
o(dom) (CANH)
V
o(dom) (CANL)
Dominant output voltage at pin CANH
Dominant output voltage at pin CANL
3.0
0. 5
3.6
1.4
4.25
1.75
V
V
1.5
2.25
3.0
V
V
i(dif) (bus)
Differential bus input voltage (
V
CANH
-
V
CANL
)
-120
0
+50
mV
I
o(sc) (CANH)
I
o(sc) (CANL)
Short circuit output current at pin CANH
Short circuit output current at pin CANL
-45
45
-70
70
-95
120
mA
mA
V
i(dif)(th)
Differential receiver threshold voltage
0.5
0.7
0.9
V
V
ihcm(dif) (th)
Differential receiver threshold voltage for high
common-mode
0.3
0.7
1.05
V
V
i(dif) (hys)
Differential receiver input voltage hysteresis
50
70
100
mV
R
i(cm)(CANH)
R
i(cm) (CANL)
R
i(cm)(m)
R
i(dif)
C
i(CANH)
C
i(CANL)
C
i(dif)
I
LI(CANH)
Common-mode input resistance at pin CANH
Common-mode input resistance at pin CANL
Matching between pin CANH and pin CANL
common-mode input resistance
Differential input resistance
Input capacitance at pin CANH
Input capacitance at pin CANL
Differential input capacitance
Input leakage current at pin CANH
15
15
26
26
37
37
K
K
V
CANH
=
V
CANL
-3
0
+3
%
V
TxD
=
V
CC
; not tested
V
TxD
=
V
CC
; not tested
V
TxD
=
V
CC
; not tested
V
CC
=0V;
V
CANH
= 5V
25
10
50
7.5
7.5
3.75
170
75
20
20
10
250
K
pF
pF
pF
μ
A
AMI Semiconductor
– Rev. 1.4, May 05 - Preliminary
www.amis.com
10
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