TLE7826G Datasheet, PDF (25/53 Pages) Infineon Technologies AG – Integrated double low-side switch, high-side/LED driver, hall supply, wake-up inputs and LIN communication with embedded MCU (32kB Flash)

TLE7826G
SPI (Serial Peripheral Interface)
Table 10 Diagnostic, Protection and Safety Functions (cont’d)
Module
Function
Effect
Concept
HS-LED
OC, OT
HS-LED-shutdown; SPI status
output
re-activation via SPI
command; SPI status
latched until next read-out
V_BAT-UV
HS-LED-shutdown (optional), SPI re-activation via SPI
status output
command; SPI status
latched until next read-out
V_BAT-OV
HS-LED-shutdown (optional), SPI re-activation via SPI
status output
command; SPI status
latched until next read-out
V_BAT-Monitor
(at V_{BAT_SENSE} pin)
V_BAT-UV
V_BAT-OV
HS-LED-shutdown (optional), SPI
status output
HS-LED-shutdown (optional), SPI
status output
SPI status latched until
next read-out
SPI status latched until
next read-out
V_S-Monitor
V_S-UV
SPI status output
SPI status latched until
next read-out
LIN
LIN-Failure (OT, UV, TxD SPI status output
–
time-out)
Wake-up
signalization via interconnect to μC –
(RxD and DO “low”) and SPI status
output
MONx-Inputs
Wake-up
signalization via interconnect to μC –
(DO “low”) and SPI status output
SPI
Failure Indicator
signalled at interconnect (DO “high” –
OR-ed with DI) once CSN is active
1) WD (Window) Watchdog
2) OC overcurrent detection
3) OT overtemperature detection
Data Sheet
25
Rev. 3.01, 2008-04-15