AMIS−41682, AMIS−41683
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11
Table 9. TIMING CHARACTERISTICS AMIS−4168x V
CC
= 4.75 V to 5.25 V, V
BAT
= 5 V to 27 V, V
STB
= V
CC
, T
J
= −40°C to
+150°C; unless otherwise specified.
Symbol
Parameter Conditions Min Typ Max Unit
t
t(r−d)
CANL and CANH Output
Transition Time for
Recessive−to−Dominant
10 to 90%;
C1 = 10 nF; C2 = 0; R1 = 125 W (See Figure 6)
0.35 0.60 1.4
ms
t
t(d−r)
CANL and CANH Output
Transition Time for
Dominant−to−Recessive
10 to 90%;
C1 = 1 nF; C2 = 0; R1 = 125 W (See Figure 6)
0.2 0.3 0.7
ms
t
PD(L)
Propagation Delay TXD to
RXD (LOW)
No Failures
C1 = 1 nF; C2 = 0; R1 = 125 W
C1 = C2 = 3.3 nF; R1 = 125 W
0.75
1.4
1.5
2.1
ms
Failures 1, 2, 5, and 6a (See Figures 4 and 6)
1.2
1.4
1.9
2.1
ms
Failures 3, 3a, 4, 6, and 7 (See Figures 4 and 6)
C1 = 1 nF; C2 = 0; R1 = 125 W C1 = C2 = 3.3 nF;
R1 = 125 W
C1 = 1 nF; C2 = 0; R1 = 125 W
C1 = C2 = 3.3nF; R1 = 125 W
1.2
1.5
1.9
2.2
ms
t
PD(H)
Propagation Delay TXD to
RXD (HIGH)
No Failures
C1 = 1 nF; C2 = 0; R1 = 125 W
C1 = C2 = 3.3nF; R1 = 125 W
0.75
2.5
1.5
3.0
ms
Failures 1, 2, 5, and 6a (See Figures 4 and 6)
C1 = 1nF; C2 = 0; R1 = 125 W
C1 = C2 = 3.3nF; R1 = 125 W
1.2
2.5
1.9
3.0
ms
Failures 3, 3a, 4, 6, and 7 (See Figures 4 and 6)
C1 = 1 nF; C2 = 0; R1 = 125 W
C1 = C2 = 3.3 nF; R1 = 125 W
1.2
1.5
1.9
2.2
ms
t
CANH(min)
Minimum Dominant Time for
Wake−up on Pin CANH
Low Power Modes; V
BAT
= 12 V 7 38
ms
t
CANL(min)
Minimum Dominant Time for
Wake−up on Pin CANL
Low Power Modes; V
BAT
= 12 V 7 38
ms
t
det
Failure Detection Time
Normal Mode
Failure 3 and 3a
Failure 4, 6 and 7
1.6
0.3
8.0
1.6
ms
Low Power Modes; V
BAT
= 12 V
Failure 3 and 3a
Failure 4 and 7
1.6
0.1
8.0
1.6
ms
t
rec
Failure Recovery Time
Normal Mode
Failure 3 and 3a
Failure 4 and 7
Failure 6
0.3
7
125
1.6
38
750
ms
ms
ms
Low Power Modes; V
BAT
= 12 V
Failures 3, 3a, 4, and 7
0.3 1.6 ms
D
pc
Pulse−Count Difference
Between CANH and CANL
Normal Mode and Failures 1, 2, 5, and 6a
Failure Detection (Pin ERR
becomes LOW)
Failure Recovery (Pin ERR becomes HIGH)
4
4
−
