TLE8082ES datasheet(17/61 Pages) INFINEON

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4.1.5

Normal operation watchdog (WD) inactive state

In the Normal operation WD inactive state, all functions are working according to their definitions.

Table 10

Normal Operation WD inactive state

Function

Status

Note

Pre-regulator, 5 V Sensor supply, 5 V

Communication supply

output voltage according to Electrical

characteristics external supplies (see Table 19)

Power stages

disabled

SPI

communication enabled

normal access

Watchdog

waiting for watchdog command

Key input pin KEY

high

driven from outside

Reset output pin NRIO

high

4.1.6

Normal operation watchdog (WD) safe state

In the Normal operation WD safe state, all functions are working according to their definitions.

Table 11

Normal operation WD safe state

Function

Status

Note

Pre-regulator, 5 V Sensor supply, 5 V

Communication supply

output voltage according to Electrical

characteristics external supplies (see Table 19)

Power stages

disabled

SPI

communication enabled

normal access

Watchdog

watchdog period running, EC>4

Key input pin KEY

high

driven from outside

Reset output pin NRIO

high

TLE8082ES

Small engine management IC

Operation behavior

Datasheet

Rev. 1.0

2021-03-23

TLE8082ES Datasheet(PDF) 17 Page - Infineon Technologies AG

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