Overview
The SPC564B74L7B8E0X is a 32-bit microcontroller from STMicroelectronics, part of the SPC564Bxx and SPC56ECxx family. This device is built on the Power Architecture embedded category, ensuring 100 percent user-mode compatibility with the original Power Architecture user instruction set architecture (UISA). It is designed for automotive applications, offering high performance and low power consumption. The microcontroller operates at speeds of up to 120 MHz and provides a scalable platform for implementing sophisticated software architectures.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | e200z4d, 32-bit Power Architecture |
| Operating Frequency | Up to 120 MHz, 200 MIPs |
| Memory | Up to 3 MByte on-chip Flash with ECC, Up to 256 KByte on-chip SRAM with ECC, 64 KByte on-chip Data Flash with ECC |
| Interrupts | 255 interrupt sources with 16 priority levels, Up to 54 external IRQ including 30 wake-up |
| GPIOs | From 147 (LQFP176) to 199 (LBGA256) |
| Timers | 8-ch. 32-bit periodic interrupt timer (PIT), 4-channel 32-bit system timer (STM), Safety System Watchdog Timer (SWT), Real-time clock timer (RTC/API) |
| Analog to Digital Converters (ADC) | Up to 62 channels extendable to 90 channels, 10-bit and 12-bit ADCs |
| Communication Interfaces | Up to 6 FlexCAN with 64 buffers each, Up to 10 LINFlex/UART channels, Up to 8 buffered DSPI channels, I2C interface, One FlexRay (dual-ch.) with 128 buffers, Fast Ethernet Controller |
| Cryptographic Services | AES-128 encryption/decryption, CMAC authentication, Secured device boot mode |
| Power Supply | Single 5 V or 3.3 V supply, On-chip Vreg with external ballast transistor |
| Operating Temperature | -40°C to 125°C |
| Package | LQFP 176 (24x24x1.4 mm) |
Key Features
- High performance processing with up to 120 MHz and 200 MIPs operation
- Advanced memory protection with 16-entry memory protection unit (MPU) and user selectable Memory BIST
- Extensive interrupt handling with 255 interrupt sources and 16 priority levels
- Comprehensive timer units including PIT, STM, SWT, and RTC/API
- Advanced analog capabilities with multiple ADC channels and synchronized PWM generation
- Robust communication interfaces including FlexCAN, LINFlex/UART, DSPI, I2C, FlexRay, and Fast Ethernet
- Cryptographic Services Engine (CSE) for secure operations
- Low power capabilities with ultra low power STANDBY mode and fast wake-up from RAM
- Exhaustive debugging capability with Nexus 1 and Nexus 3+ interfaces
Applications
The SPC564B74L7B8E0X microcontroller is primarily designed for automotive applications, including body electronics, safety systems, and advanced driver-assistance systems (ADAS). Its robust features and high reliability make it suitable for use in various automotive control units, such as engine control, transmission control, and chassis control.
Q & A
- What is the core processor of the SPC564B74L7B8E0X microcontroller?
The core processor is the e200z4d, which is a 32-bit Power Architecture.
- What is the maximum operating frequency of the SPC564B74L7B8E0X?
The maximum operating frequency is up to 120 MHz, achieving 200 MIPs.
- What types of memory does the SPC564B74L7B8E0X have?
The microcontroller has up to 3 MByte on-chip Flash with ECC, up to 256 KByte on-chip SRAM with ECC, and 64 KByte on-chip Data Flash with ECC.
- How many interrupt sources does the SPC564B74L7B8E0X support?
The microcontroller supports 255 interrupt sources with 16 priority levels.
- What communication interfaces are available on the SPC564B74L7B8E0X?
The microcontroller features up to 6 FlexCAN, up to 10 LINFlex/UART channels, up to 8 buffered DSPI channels, I2C interface, one FlexRay (dual-ch.) with 128 buffers, and a Fast Ethernet Controller.
- Does the SPC564B74L7B8E0X support cryptographic services?
Yes, it includes an AES-128 encryption/decryption engine and CMAC authentication, along with a secured device boot mode.
- What is the operating temperature range of the SPC564B74L7B8E0X?
The operating temperature range is from -40°C to 125°C.
- What is the package type of the SPC564B74L7B8E0X?
The package type is LQFP 176 (24x24x1.4 mm).
- Is the SPC564B74L7B8E0X suitable for low power applications?
Yes, it features ultra low power STANDBY mode and fast wake-up from RAM.
- What debugging interfaces are available on the SPC564B74L7B8E0X?
The microcontroller supports Nexus 1 and Nexus 3+ interfaces for exhaustive debugging.
