Ata6264 [preliminary – Atmel ATA6264 User Manual
Page 57

57
4929B–AUTO–01/07
ATA6264 [Preliminary]
Figure 17-2. Timing LIN/ISO 9141 Interface
16.37
Propagation delay K
1
high to
RxD
1
= high
Measured from
K
1
= 0.6
×
V
K30
to
RxD
1
= L to H
K
1
t
PDkH
4
µs
A
16.38
Symmetry of transmitter
delay
t
SYM_T1
= t
PDtL
– t
PDtH
K
1
t
SYM_T1
–1
1
µs
A
16.39
Symmetry of receiver
propagation delay
t
SYM_R1
= t
PDkL
– t
PDkH
K
1
t
SYM_R1
–1
1
µs
A
LS Driver Mode
16.40 K
x
output voltage drop
I
Kx
= 40 mA
I
Kx
= 20 mA
K
x
V
Kx
1.7
1.2
V
A
16.41 K
x
switch-on delay
(x = 1, 2), measured from
rising edge of SSQ to
V
Kx
= 16.40V, R
Kx
= 250
Ω
to
K30, C
Kx
= 3.3 nF to GNDB
K
x
t
Kx
50
µs
A
16.42 K
x
switch-off delay
(x = 1, 2), measured from
rising edge of SSQ to
V
Kx
= 0.9
×
V
K30
,
R
Kx
= 250
Ω
to K30,
C
Kx
= 3.3 nF to GNDB
K
x
t
Kx
10
µs
A
16.43 K
x
leakage current
(x = 1, 2), output driver
deactivated, AMUX
measurement activated and
deactivated
K30 = 5.5V to 15V
K30 > 15V to 25V
K30 > 25V to 40V
K
x
I
Kx
–10
–10
–10
+100
+160
+260
µA
µA
µA
A
A
A
16.44 K
x
leakage current
(x = 1, 2), output driver
deactivated, AMUX
measurement deactivated
K30 = 5.5V to 40V
K
x
= –25V
K
x
I
Kx
–150
+10
µA
A
Table 17-1.
Electrical Characteristics (Continued)– LIN/ISO 9141 Interfaces
No.
Parameters
Test Conditions
Pin
Symbol
Min
Typ.
Max.
Unit
Type*
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
90%
Baudrate
Baudrate =
t
on
+ t
off
2
60%
40%
10%
t
PDtL
V
K
V
TXD
V
RXD
2
t
PDkL
t
PDkH
t
PDtH