Data Sheet
AMIS-30663
High Speed CAN Transceiver
8.4 DC Characteristics
Table 6: Characteristics
Conditions
Min.
Typ.
Max.
Unit
Symbol
Parameter
CC
33
Supply (pin V and pin V )
TXD
Dominant; V = 0V
45
4
65
8
mA
mA
µA
µA
CC
I
Supply current
TXD
Recessive; V = VCC
33
33
L
I
I
V
V
= 3.3V; C = 20pF; recessive
I/O interface current
I/O interface current(1)
1
33
33
L
= 3.3V; C = 20pF; 1Mbps
170
Transmitter Data Input (pin TxD)
IH
CC
V
V
HIGH-level input voltage
LOW-level input voltage
HIGH-level input current
LOW-level input current
Output recessive
Output dominant
2.0
-1.3
-1
-
V
V
IL
V
-
0
+0.8
+1
µA
µA
IH
IL
i
TxD
33
I
V
V
= V
TxD
I
= 0V
-50
-
-200
5
-300
10
(1)
C
Input capacitance
pF
Receiver Data Output (pin RxD)
OH
RxD
33
33
V
I
= -10mA
= 5mA
0.7 x V
0.75 x V
0.18
-15
HIGH-level input voltage
LOW-level input voltage
HIGH-level input voltage(1)
V
OL
V
RxD
I
0.35
-20
15
V
oh
RxD
33
I
V
V
= 0.7 x V
= 0.45V
-10
5
mA
mA
LOW-level input voltage(1)
ol
RxD
I
10
REF
Reference Voltage Output (V
)
REF
VREF
CC
CC
CC
CC
CC
V
-50µA < I < +50µA
0.45 X V
0.50 X V 0.55 X V
Reference output voltage
V
V
CANH
-35V < V
< +35V
REF_CM
V
CC
0.40 X V
0.50 X V 0.60 X V
Reference output voltage for full common-mode range
CANL
-35V < V < +35V
Bus Lines (pins CANH and CANL)
o(reces)(CANH)
TxD
TxD
CC
V
V
= V ; no load
Recessive bus voltage at pin CANH
Recessive bus voltage at pin CANL
2.0
2.0
2.5
2.5
3.0
3.0
V
V
o(reces)(CANL)
V
CC
V
= V ; no load
CANH
-35V < V
< +35V
o(reces)(CANH)
I
Recessive output current at pin CANH
Recessive output current at pin CANL
-2.5
-2.5
-
-
+2.5
-2.5
mA
mA
CC
0V < V < 5.25V
CANL
-35V < V < +35V
o(reces)(CANL)
o(dom)(CANH)
I
CC
0V < V < 5.25V
TxD
V
V
V
V
V
= 0V
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
o(dom)(CANL)
TxD
TxD
= 0V
= 0V; dominant;
i(dif)(bus)
V
CANH
CANL
Differential bus input voltage (V
- V
)
1.5
2.25
3.0
V
LT
42.5Ω < R < 60Ω
TxD
CC
V
V
V
= V ; recessive; no load
-120
-45
45
0
+50
-95
mV
mA
mA
o(sc)(CANH)
o(sc)(CANL)
i(dif)(th)
I
Short circuit output current at pin CANH
Short circuit output current at pin CANL
Differential receiver threshold voltage
CANH
TxD
= 0V; V = 0V
-70
70
CANL
TxD
I
= 36V; V = 0V
120
CANL
-5V < V < +12V;
V
V
V
0.5
0.25
50
0.7
0.7
70
0.9
1.05
100
V
V
CANH
-5V < V
< +12V; see Figure 5
CANL
-35V < V < +35V;
ihcm(dif)(th)
i(dif)(hys)
Differential receiver threshold voltage for high common-mode
Differential receiver input voltage hysteresis
CANH
-35V < V
< +35V; see Figure 5
CANL
-35V < V < +35V;
mV
CANH
-35V < V
< +35V; see Figure 5
kΩ
kΩ
i(cm)(CANH)
R
R
Common-mode input resistance at pin CANH
Common-mode input resistance at pin CANL
15
15
25
25
37
37
i(cm)(CANL)
Matching between pin CANH and pin CANL common-mode input
resistance
i(cm)(m)
R
CANH
V
CANL
= V
-3
0
+3
%
kΩ
i(dif)
R
Differential input resistance
25
50
7.5
75
20
i(CANH)
TxD
TxD
TxD
CC
CC
C
C
C
V
V
V
= V ; not tested
Input capacitance at pin CANH
Input capacitance at pin CANL
Differential input capacitance
Input leakage current at pin CANH
pF
pF
pF
µA
i(CANL)
i(dif)
CC
= V ; not tested
7.5
20
CC
= V ; not tested
3.75
170
10
LI(CANH)
CANH
I
V = 0V; V
= 5V
10
250
AMI Semiconductor - Rev. 1.4, Oct. 04
www.amis.com
6