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| 型號： | TLE7242-2G |
| 廠商： | INFINEON TECHNOLOGIES AG |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO28 |
| 封裝： | GREEN, PLASTIC, DSO-28 |
| 文件頁數(shù)： | 10/50頁 |
| 文件大?。?/td> | 1210K |
| 代理商： | TLE7242-2G |
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TLE7242-2G
Functional Description and Electrical Characteristics
Data Sheet
18
Rev. 1.0, 2008-07-09
Two fault tested bits are defined:
The tested bit is set to 1 when the fault test has completed successfully.
Each fault type can be described by the two bits: FAULT and TESTED.
Figure 11
Diagnostic Block Diagram
Table 3
Diagnostics Tested Bits / Flags
Tested Type
OUTx High
OUTx Low
Short to Ground and Open load OFF
tested
Bit OFF-T
Short to Battery tested
Bit SB-T
Table 4
FAULT vs. TESTED Bits Matrix and Interpretation
FAULT
TESTED
Interpretation by microcontroller
0
This fault type has not been tested
0
1
No Fault - The fault type has been tested and no fault is present
1
0
This combination cannot occur
1
Fault - This particular fault type has occurred
Predivider
1:128
1:192
1:256
Tested timer
1..10
(shared)
digital filter
open load OFF
(only while OFF)
digital filter
short to ground
(only while OFF)
digital filter
short to battery
(only while ON)
Gate On Counter
1..64
fault filter timer
(1..10) (shared)
V
POS
V
OL
V
POS
V
SG
V
POS
V
SB
OL-FA
SG-FA
SB-FA
PWM mode enabled
PWM Start
clear
LOGIC
Divider Select
(SPI register)
Masterclock
OL-OFF-FD
SG-FD
SB-FD
OL-ON-F
OL-OFF-F (Open Load Off Fault)
SG-F (Short to Ground Fault)
SB-F (Short to Battery Fault)
OL-ON-F (Open Load On Fault)
OFF-T (Short to Ground and Open
Load Off Tested)
SB-T (Short to Battery Tested)
read SPI fault
register
Gate is ON
clear
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