TMS5704357BZWTQQ1 Description

TMS570LC4357 is a high-performance automotive-Grade microcontroller for safety-critical applications. The TMS570LC4357 microcontroller contains two ARM Cortex-R5F floating-point CPUs that run in lockstep and provide an efficient 1.66 DMIPS/MHz, with a maximum speed of 300MHz and 498 DMIPS. On peripheral memory, the TMS570LC4357 enables ECC or parity protection, as well as loopback capability on peripheral I/Os.



TMS5704357BZWTQQ1 Features

Microcontroller with Automotive-Grade Performance for Safety-Critical Applications

Dual-Core Lockstep CPUs With ECC-Protected Caches
Voltage and Clock Monitoring
ECC on Flash and RAM Interfaces
Built-In Self-Test (BIST) for CPU, High-End Timers, and On-Chip RAMs
Error Signaling Module (ESM) With Error Pin
FMPLL (Frequency-Modulated Phase-Locked Loop) with Slip Detector
Separate Nonmodulating PLL
Components for IEEE 1149.1 JTAG, Boundary Scan, and ARM CoreSight
Advanced JTAG Security Module (AJSM)
Trace and Calibration Capabilities
ETM, RTP, DMM, POM
Three On-Die Temperature Sensors
Up to 145 Pins Available for General-Purpose I/O (GPIO)
16 Dedicated GPIO Pins With External Interrupt Capability
ARM Cortex - R5F 32-Bit RISC CPU
1.66 DMIPS/MHz With 8-Stage Pipeline
FPU With Single- and Double-Precision
16-Region Memory Protection Unit (MPU)
32KB of Instruction and 32KB of Data Caches With ECC
Open Architecture With Third-Party Support
Operating Conditions
Up to 300-MHz CPU Clock
Core Supply Voltage (VCC): 1.14 to 1.32 V
I/O Supply Voltage (VCCIO): 3.0 to 3.6 V
Integrated Memory
4MB of Program Flash With ECC
512KB of RAM With ECC
128KB of Data Flash for Emulated EEPROM With ECC

TMS5704357BZWTQQ1 Applications

? Off-road Vehicles
? Active Driver Assistance Systems
? Aerospace and Avionics
? Railway Communications
? Electric Power Steering (EPS)
? HEV and EV Inverter Systems
? Braking Systems (Antilock Brake Systems and Electronic Stability Control)
? Battery-Management Systems