Overview
The TMS570LS1227CZWTQQ1 is a high-performance, automotive-grade microcontroller produced by Texas Instruments. This device is part of the TMS570LS1227 family, designed for safety-critical applications. It features a robust safety architecture, including dual CPUs running in lockstep, built-in self-test (BIST) for CPU and on-chip RAMs, and error correction mechanisms such as ECC on flash and RAM interfaces. The microcontroller is powered by an ARM Cortex-R4F 32-bit RISC CPU, offering efficient performance with up to 298 DMIPS at 180 MHz. The device is packaged in a 337-pin NFBGA (ZWT) package, making it suitable for compact and reliable form factors in various automotive and industrial applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TMS5701227CZWTQQ1 |
| Package Type | NFBGA (ZWT) - 337 pins |
| Core Supply Voltage (VCC) | 1.14 to 1.32 V |
| I/O Supply Voltage (VCCIO) | 3.0 to 3.6 V |
| System Clock Frequency | Up to 180 MHz |
| CPU | ARM Cortex-R4F 32-bit RISC CPU |
| Performance | Up to 298 DMIPS |
| Integrated Memory | 1.25MB Program Flash, 192KB RAM, 64KB Flash for Emulated EEPROM |
| External Memory Interface | 16-Bit EMIF |
| Operating Temperature | -40 to 125°C |
Key Features
- Dual CPUs running in lockstep for safety-critical applications
- Built-in self-test (BIST) for CPU and on-chip RAMs
- ECC on flash and RAM interfaces for error correction
- Error signaling module with error pin and loopback capability on peripheral I/Os
- Voltage and clock monitoring
- ARM Cortex-R4F 32-bit RISC CPU with FPU supporting single- and double-precision operations
- 12-region memory protection unit (MPU)
- Peripherals include N2HET timers, ePWM modules, eCAP modules, eQEP modules, and 12-bit ADCs
- Support for various communication interfaces: SPI, LIN, CAN, and Ethernet
Applications
The TMS570LS1227CZWTQQ1 is designed for safety-critical and real-time control applications, particularly in the automotive sector. It is suitable for use in:
- Automotive safety systems
- Motor control systems
- Industrial control systems requiring high reliability and performance
- Applications needing robust error correction and self-test capabilities
Q & A
- Q: What is the primary application of the TMS570LS1227CZWTQQ1 microcontroller?
A: The TMS570LS1227CZWTQQ1 is primarily used in safety-critical and real-time control applications, especially in the automotive sector.
- Q: What type of CPU does the TMS570LS1227CZWTQQ1 use?
A: The TMS570LS1227CZWTQQ1 uses an ARM Cortex-R4F 32-bit RISC CPU.
- Q: What is the maximum system clock frequency of the TMS570LS1227CZWTQQ1?
A: The maximum system clock frequency is up to 180 MHz.
- Q: What kind of memory does the TMS570LS1227CZWTQQ1 have?
A: The device has 1.25MB of program flash, 192KB of RAM, and 64KB of flash for emulated EEPROM, all with ECC.
- Q: What are the key safety features of the TMS570LS1227CZWTQQ1?
A: Key safety features include dual CPUs in lockstep, BIST for CPU and RAM, ECC on flash and RAM, and error signaling with loopback capability.
- Q: What peripherals are available on the TMS570LS1227CZWTQQ1?
A: The device includes N2HET timers, ePWM modules, eCAP modules, eQEP modules, and 12-bit ADCs.
- Q: What communication interfaces does the TMS570LS1227CZWTQQ1 support?
A: It supports SPI, LIN, CAN, and Ethernet interfaces.
- Q: What is the operating temperature range of the TMS570LS1227CZWTQQ1?
A: The operating temperature range is -40 to 125°C.
- Q: What type of package does the TMS570LS1227CZWTQQ1 come in?
A: The device is packaged in a 337-pin NFBGA (ZWT) package.
- Q: Is the TMS570LS1227CZWTQQ1 RoHS compliant?
A: Yes, the TMS570LS1227CZWTQQ1 is RoHS compliant.
