AT90CAN32
The AT90CAN32 offers a versatile platform for programming and customizing functionsAT90CAN32
The AT90CAN32 offers a versatile platform for programming and customizing functions
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AT90CAN32 數據表
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詳細說明
Delve into the realm of automotive innovation with the AT90CAN32 microcontroller, a masterpiece conceived by Atmel and now a shining beacon under the Microchip Technology umbrella. Precision-engineered for automotive applications, this microcontroller features a dedicated CAN controller and operates at a formidable frequency of 16 MHz, all housed within an enhanced RISC architecture. Armed with 32KB of in-system programmable Flash memory, 1KB of EEPROM, and 2KB of SRAM, the AT90CAN32 stands as a formidable force, ready to tackle data storage and processing challenges with ease. With the capacity to support up to 32 programmable I/O lines, interfacing with external devices becomes a breeze, offering unparalleled versatility. Furthermore, the microcontroller's communication interfaces, including USART, SPI, and TWI, pave the way for seamless connectivity options, ensuring smooth data exchange. Operating within a wide voltage range of 2.7V to 5.5V, the AT90CAN32 thrives in the demanding automotive landscape, showcasing unwavering performance and resilience. For automotive control systems seeking a blend of sophistication and robustness, look no further than the AT90CAN32, a game-changer in the world of microcontroller technology
主要特徵
- High-performance, Low-power AVR® 8-bit Microcontroller
- Advanced RISC Architecture
- – 133 Powerful Instructions – Most Single Clock Cycle Execution
- – 32 x 8 General Purpose Working Registers + Peripheral Control Registers
- – Fully Static Operation
- – Up to 16 MIPS Throughput at 16 MHz
- – On-chip 2-cycle Multiplier
- Non volatile Program and Data Memories
- – 32K/64K/128K Bytes of In-System Reprogrammable Flash (AT90CAN32/64/128)
- Endurance: 10,000 Write/Erase Cycles
- – Optional Boot Code Section with Independent Lock Bits
- Selectable Boot Size: 1K Bytes, 2K Bytes, 4K Bytes or 8K Bytes
- In-System Programming by On-Chip Boot Program (CAN, UART, ...)
- True Read-While-Write Operation
- – 1K/2K/4K Bytes EEPROM (Endurance: 100,000 Write/Erase Cycles) (AT90CAN32/64/128)
- – 2K/4K/4K Bytes Internal SRAM (AT90CAN32/64/128)
- – Up to 64K Bytes Optional External Memory Space
- – Programming Lock for Software Security
- JTAG (IEEE std. 1149.1 Compliant) Interface
- – Boundary-scan Capabilities According to the JTAG Standard
- – Programming Flash (Hardware ISP), EEPROM, Lock & Fuse Bits
- – Extensive On-chip Debug Support
- CAN Controller 2.0A & 2.0B - ISO 16845 Certified (1)
- – 15 Full Message Objects with Separate Identifier Tags and Masks
- – Transmit, Receive, Automatic Reply and Frame Buffer Receive Modes
- – 1Mbits/s Maximum Transfer Rate at 8 MHz
- – Time stamping, TTC & Listening Mode (Spying or Autobaud)
- Peripheral Features
- – Programmable Watchdog Timer with On-chip Oscillator
- – 8-bit Synchronous Timer/Counter-0
- 10-bit Prescaler
- External Event Counter
- Output Compare or 8-bit PWM Output
- – 8-bit Asynchronous Timer/Counter-2
- 10-bit Prescaler
- External Event Counter
- Output Compare or 8-Bit PWM Output
- 32Khz Oscillator for RTC Operation
- – Dual 16-bit Synchronous Timer/Counters-1 & 3
- 10-bit Prescaler
- Input Capture with Noise Canceler
- External Event Counter
- 3-Output Compare or 16-Bit PWM Output
- Output Compare Modulation
- – 8-channel, 10-bit SAR ADC
- 8 Single-ended Channels
- 7 Differential Channels
- 2 Differential Channels With Programmable Gain at 1x, 10x, or 200x
- – On-chip Analog Comparator
- – Byte-oriented Two-wire Serial Interface
- – Dual Programmable Serial USART
- – Master/Slave SPI Serial Interface
- Programming Flash (Hardware ISP)
- Special Microcontroller Features
- – Power-on Reset and Programmable Brown-out Detection
- – Internal Calibrated RC Oscillator
- – 8 External Interrupt Sources
- – 5 Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down & Standby
- – Software Selectable Clock Frequency
- – Global Pull-up Disable
- I/O and Packages
- – 53 Programmable I/O Lines
- – 64-lead TQFP and 64-lead QFN
- Operating Voltages: 2.7 - 5.5V
- Operating temperature: Industrial (-40°C to +85°C)
- Maximum Frequency: 8 MHz at 2.7V, 16 MHz at 4.5V
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Category | Integrated Circuits (ICs)EmbeddedMicrocontrollers | Mfr | Microchip Technology |
Series | AVR® 90CAN | Package | Tape & Reel (TR)Cut Tape (CT)® |
Product Status | Active | Programmable | Verified |
Core Processor | AVR | Core Size | 8-Bit |
Speed | 16MHz | Connectivity | CANbus, EBI/EMI, I²C, SPI, UART/USART |
Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Number of I/O | 53 |
Program Memory Size | 32KB (32K x 8) | Program Memory Type ! | FLASH |
EEPROM Size | 1K x 8 | RAM Size | 2K x 8 |
Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V | Data Converters | A/D 8x10b |
Oscillator Type ! | Internal | Operating Temperature ! | -40°C ~ 85°C (TA) |
Mounting Type | Surface Mount | Package / Case | 64-TQFP |
Supplier Device Package | 64-TQFP (14x14) | Base Product Number | AT90CAN32 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is AT90CAN32?
The AT90CAN32 is a high-performance, low-power 8-bit microcontroller based on the AVR RISC architecture. It is designed by Microchip Technology (previously Atmel) and is suitable for various embedded control applications, including automotive systems, industrial automation, and motor control.
How Does AT90CAN32 Work?
The AT90CAN32 operates as a versatile microcontroller, capable of executing a wide range of tasks in real time. It features a powerful CPU, flash memory for program storage, EEPROM for data storage, and a variety of communication interfaces, making it suitable for controlling and monitoring systems in diverse applications.
How Many Pins does AT90CAN32 have and What are the Functions of the Pinout Configuration?
The AT90CAN32 is housed in a 44-lead TQFP (Thin Quad Flat Package) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- RESET: Reset pin for CPU reset.
- PORTx (x=A, B, C, ...): General-purpose I/O pins.
- ADCx (x=0, 1, 2, ...): Analog-to-digital converter input pins.
- TXD, RXD: UART (Universal Asynchronous Receiver/Transmitter) communication pins.
- SCK, MOSI, MISO: SPI (Serial Peripheral Interface) communication pins.
- OCnx (x=A, B, C, ...): Output compare pins for PWM (Pulse Width Modulation) generation.
What are the Pros and Cons of AT90CAN32?
Pros:
- High-Performance MCU: Offers high-speed operation for real-time control applications.
- Peripheral Integration: Includes versatile digital and analog peripherals for diverse functionality.
- Flexible Communication Interfaces: Supports UART, SPI, and other interfaces for data exchange.
- Flash and EEPROM Memory: Provides non-volatile program and data storage.
- Robust Development Ecosystem: Supported by a rich set of development tools and community resources.
Cons:
- 8-Bit Architecture: Limited in data processing capabilities compared to 16-bit or 32-bit microcontrollers.
- Power Consumption: May not be as power-efficient as some low-power microcontroller options.
- Complexity: Requires understanding of embedded programming and system integration for optimal use.
Are There Any Equivalents/Alternatives to AT90CAN32 for Recommendation?
- The PIC18F26K83 from Microchip Technology offers similar functionality in the PIC microcontroller family.
- Alternatives to the AT90CAN32 include the STM32F0 series from STMicroelectronics and the LPC800 series from NXP Semiconductors.
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