TLE6210G Datasheet, PDF (25/35 Pages) Infineon Technologies AG – ABS System IC

TLE 6210
TLE 6211
Block Description and Electrical Characteristics
10ms
1
WD1
0
1
WD2
0
1
EN
0
t < 15 *t_CLK
Delay (3* t_CLK)
15*t_CLK
15*t_CLK + Delay
= 15*t_CLK + 3* t_CLK
Figure 8 Missing watchdog signals cause EN low
Delay (3* t_CLK)
wd-controls-en
AD 03/02
1
WD1
0
1
WD2
0
1
EN
0
1
Counter Reset
0
10ms
(15+3) * t_CLK
16* t_CLK
WD Signal not detected
wd-missing
AD 03/02
Figure 9
Timing diagram - any watchdog signal missing causes a High signal
at the output "=15" (Counter reset). This signal sets back the logic
V1.2 Data Sheet
25
2002-08