Infineon Technologies MOTIX™ TLE989x Microcontrollers

Infineon Technologies MOTIX™ TLE989x Microcontrollers offer solutions for various smart 3-phase brushless DC motor control applications like auxiliary pumps and fans. The Infineon Technologies MOTIX TLE989x provides an unmatched level of integration and system cost to optimize the target application segments. The devices offer scalability regarding flash memory sizes and MCU system clock frequency supporting motor control algorithms, either sensor-based or sensorless. The TLE989x has an integrated CAN-FD interface developed according to ISO 26262, providing ASIL B and security features.

Features

32-bit Arm® Cortex®-M3 core at up to 60MHz
Single power supply from 5.5V to 28V
FLASH up to 32KB, FLASH1 up to 256KB with EEPROM emulation, RAM up to 32KB
1x CAN-FD protocol handler and transceiver
2x UART (with LIN support), 2x SSC
3-phase bridge driver with charge pump and PWM generation (CCU7) and safe switch-off path
1x low-side shunt current sense amplifier and comparator
1x 12-bit ADC with 19 inputs and 1x 10-bit ADC with 14 inputs
14-bit SDADC with 2×2 differential inputs for rotary sensor measurement

3x BEMF comparators
12x 16-bit timer, 1x 24-bit timer (SYSTICK)
8/16 GPIOs (incl. RESET, SWD) and 7/10 GPIs (incl. XTALI/O), package dependent (TQFP-48/LQFP-64)
Fail-safe mechanism and error handling with the safe switch off the path for bridge driver (according to ISO26262 safety element out of context for safety requirements up to ASIL-B)
Layered access right management, secured boot, and key storage security
-40°C up to 175°C Temperature Range T_J
Ultra-compact application footprint with packages TQFP-48 and LQFP-64

Applications

Automotive motor control for auxiliary drives
Pumps
Fans

HVAC
Actuators
Sunroof

Infineon Technologies MOTIX™ TLE989x Microcontrollers

Features

Applications

Block Diagram

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