User Manual
15
Rev. 1.1
2019-03-18
TLE984xQX
Microcontroller with LIN and Power Switches for Automotive Applications
Overview
• Low-dropout voltage regulators (LDO)
• 5 V voltage supply VDDEXT for external loads (e.g. Hall-sensor)
• Core logic supply at 1.5 V
• Programmable window watchdog (WDT1) with independent on-chip clock source
• Power saving modes:
– Micro Controller Unit slow-down mode
– Sleep Mode with cyclic sense option
– Cyclic wake-up during Sleep Mode
– Stop Mode with cyclic sense option
• Power-on and undervoltage/brownout reset generator
• Overtemperature protection
• Short circuit protection for all voltage regulators and actuators (High Side, Low Side)
• Loss of clock detection with fail safe mode for power switches
• Temperature Range TJ: -40 °C up to 150 °C
• Package VQFN-48-31 with LTI feature
• Green package (RoHS compliant)
• AEC Qualified
1.1
TLE984xQX product variants
Following the product family concept, some features or parameters differ between products.
The devices types for the product family are summarized in
Table 1
TLE984xQX product variants
Product Name
Flash Size
RAM Size
Max. Operating
Frequency
High-Side
Switches
High Voltage
Monitor Inputs
PN MOS
Driver
TLE9842QX
36 KB
2 KB
25 MHz
1 HS
4 MON
No
TLE9842-2QX
40 KB
2 KB
40 MHz
2 HS
5 MON
No
TLE9843QX
48 KB
4 KB
25 MHz
1 HS
4 MON
No
TLE9843-2QX
52 KB
4 KB
40 MHz
2 HS
5 MON
No
TLE9844QX
64 KB
4 KB
25 MHz
1 HS
4 MON
No
TLE9844-2QX
64 KB
4 KB
40 MHz
2 HS
5 MON
No
TLE9845QX
48 KB
4 KB
40 MHz
2 HS
5 MON
Yes