Overview
The ST10F276E, specifically the ST10F276-6QR3 variant, is a 16-bit single-chip microcontroller from STMicroelectronics. It is part of the ST10 family and is designed to offer high performance and advanced peripheral capabilities. This microcontroller combines the advantages of both RISC and CISC processors, making it suitable for a wide range of applications, particularly in the automotive sector due to its AEC-Q100 qualification.
Key Specifications
| Specification | Details |
|---|---|
| CPU | 16-bit CPU with DSP functions, 31.25ns instruction cycle time at 64MHz max CPU clock |
| Multiply/Accumulate Unit (MAC) | 16 x 16-bit multiplication, 40-bit accumulator |
| Flash Memory | 512 Kbyte (32-bit fetch) + 320 Kbyte extension Flash memory (16-bit fetch) |
| RAM | 2 Kbyte internal RAM (IRAM) + 66 Kbyte extension RAM (XRAM) |
| Interrupt System | 16-priority-level interrupt system with 56 sources, sampling rate down to 15.6ns |
| Timers | 2 multi-functional general purpose timer units with 5 timers |
| Capture/Compare Units | Two 16-channel capture / compare units |
| PWM Units | 4-channel PWM unit + 4-channel XPWM |
| A/D Converter | 24-channel 10-bit, 3 μs minimum conversion time |
| Serial Channels | 2 synch. / asynch. serial channels, 2 high-speed synchronous channels, 1 I2C standard interface |
| CAN Interfaces | 2 CAN 2.0B interfaces operating on 1 or 2 CAN busses |
| General Purpose I/O Lines | Up to 111 lines, individually programmable as input, output or special function |
| Power Supply | Single voltage supply: 5V ±10% (embedded regulator for 1.8 V core supply) |
| Operating Temperature | Varies by specific part number, but generally within automotive temperature ranges |
Key Features
- High-performance 16-bit CPU with DSP functions and single-cycle context switching support.
- Multiply/accumulate unit (MAC) for efficient mathematical operations.
- Enhanced boolean bit manipulations for improved logical operations.
- On-chip memories including Flash and RAM with extensive address space.
- Programmable external bus configuration and hold-acknowledge bus arbitration support.
- Advanced interrupt system with 56 sources and high-priority levels.
- Multiple timer units, capture/compare units, and PWM units for versatile timing and control.
- 24-channel 10-bit A/D converter with fast conversion times.
- Serial communication channels including synchronous, asynchronous, and I2C interfaces.
- Dual CAN 2.0B interfaces for robust communication in automotive applications.
- Fail-safe protection features including programmable watchdog timer and oscillator watchdog.
- On-chip bootstrap loader and clock generation with PLL and real-time clock.
- Idle, power down, and stand-by modes for power management.
Applications
The ST10F276E is primarily designed for automotive applications due to its AEC-Q100 qualification. It is suitable for various automotive systems such as engine control units, transmission control units, and other vehicle control systems that require high performance, reliability, and advanced peripheral capabilities.
Additionally, its robust feature set makes it applicable in industrial control systems, medical devices, and other embedded systems that demand high processing power and versatile I/O capabilities.
Q & A
- What is the CPU architecture of the ST10F276E?
The ST10F276E features a 16-bit CPU with DSP functions, combining the advantages of both RISC and CISC processors.
- What is the maximum CPU clock speed of the ST10F276E?
The maximum CPU clock speed is 64MHz, with an instruction cycle time of 31.25ns.
- How much Flash and RAM memory does the ST10F276E have?
The ST10F276E has 512 Kbyte Flash memory (32-bit fetch) + 320 Kbyte extension Flash memory (16-bit fetch), and 2 Kbyte internal RAM (IRAM) + 66 Kbyte extension RAM (XRAM).
- What are the key features of the interrupt system in the ST10F276E?
The interrupt system has 16 priority levels with 56 sources and a sampling rate down to 15.6ns.
- What types of serial communication channels are available on the ST10F276E?
The ST10F276E includes 2 synchronous/asynchronous serial channels, 2 high-speed synchronous channels, and 1 I2C standard interface.
- Does the ST10F276E support CAN interfaces?
Yes, it supports 2 CAN 2.0B interfaces operating on 1 or 2 CAN busses.
- What is the power supply requirement for the ST10F276E?
The ST10F276E requires a single voltage supply of 5V ±10% with an embedded regulator for 1.8 V core supply.
- What are the power management modes available on the ST10F276E?
The ST10F276E supports idle, power down, and stand-by modes for power management.
- Is the ST10F276E suitable for automotive applications?
Yes, it is AEC-Q100 qualified, making it suitable for various automotive systems.
- What is the purpose of the on-chip bootstrap loader in the ST10F276E?
The on-chip bootstrap loader allows for easy programming and updating of the microcontroller's firmware.
- What types of timers are available on the ST10F276E?
The ST10F276E features 2 multi-functional general purpose timer units with 5 timers, along with capture/compare units and PWM units.
