AMIS42675ICAA1RG Datasheet, PDF (7/12 Pages) ON Semiconductor – High Speed Low Power CANTransceiver for Long Wire

AMIS−42675
Table 6. DC CHARACTERISTICS V_CC = 4.75 V to 5.25 V, T_J = −40°C to +150°C; R_LT = 60 W unless specified otherwise.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
BUS LINES (Pins CANH and CANL)
I_o(sc)(CANL)
Short Circuit Output Current at
V_CANL = 36 V; V_TxD = 0 V
45
70
120
mA
Pin CANL
V_{i(dif) (th)}
Differential Receiver Threshold
−5 V < V_CANL < +12 V;
0.5
0.7
0.9
V
Voltage (see Figure 4)
−5 V < V_CANH < +12V;
V_{ihcm(dif)(th)}
Differential Receiver Threshold
35 V < V_CANL < +35 V; −
0.40
0.7
1.00
V
Voltage for High Common−Mode 35 V < V_CANH < +35 V;
(see Figure 4)
V_i(dif)(hys)
Differential Receiver Input Voltage −35 V < V_CANL < +35 V;
50
70
100
mV
Hysteresis (see Figure 4)
−35 V < V_CANH < +35 V;
R_i(cm)(CANH)
Common−Mode Input
Resistance at Pin CANH
15
26
37
kW
R_i(cm)(CANL)
Common−Mode Input
Resistance at Pin CANL
15
26
37
kW
R_i(cm)(m)
Matching Between Pin CANH
and Pin CANL Common Mode
Input Resistance
V_CANH = V_CANL
−3
0
+3
%
R_i(dif)
Differential Input Resistance
C_i(CANH)
Input Capacitance at Pin CANH
C_i(CANL)
Input Capacitance at Pin CANL
C_i(dif)
Differential Input Capacitance
COMMON−MODE STABILIZATION (Pin V_SPLIT)
V_SPLIT
Reference Output Voltage at
Pin V_SPLIT
I_SPLIT(i)
V_SPLIT Leakage Current
I_SPLIT(lim)
V_SPLIT Limitation Current
POWER−ON−RESET (POR)
V_TxD = V_CC; Not Tested
V_TxD = V_CC; Not Tested
V_TxD = V_CC; Not Tested
Normal Mode;
−500 mA < I_SPLIT < 500 mA
Standby Mode
Normal Mode
25
0.3 x
V_CC
−5
−3
50
75
kW
7.5
20
pF
7.5
20
pF
3.75
10
pF
−
0.7 x V_CC
+5
mA
+3
mA
PORL
POR Level
CANH, CANL, V_ref in
Tri−State Below POR
Level
2.2
3.5
4.7
V
THERMAL SHUTDOWN
T_J(sd)
Shutdown Junction Temperature
TIMING CHARACTERISTICS (see Figures 3 and 4)
150
160
180
°C
t_{d(TxD−BUSon)}
Delay TXD to Bus Active
C_l = 100 pF between
CANH to CANL
40
85
105
ns
t_{d(TxD−BUSoff)}
Delay TXD to Bus Inactive
C_l = 100 pF between
CANH to CANL
30
60
105
ns
t_{d(BUSon−RXD)}
t_{d(BUSoff−RXD)}
t_{pd(rec−dom)}
Delay Bus Active to RXD
Delay Bus Inactive to RXD
Propagation Delay TXD to RXD
from Recessive to Dominant
C_rxd = 15 pF
C_rxd = 15 pF
C_l = 100 pF between
CANH to CANL
25
55
105
ns
40
100
105
ns
90
230
ns
t_{d(dom−rec)}
Propagation delay TXD to RXD
C_l = 100 pF between
90
from Dominant to Recessive
CANH to CANL
245
ns
t_{d(stb−nm)}
Delay Standby Mode to Normal
Mode
5
7.5
10
ms
t_dbus
Dominant Time for Wake−up via
Bus
0.75
2.5
5
ms
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