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atmel 51单片机选型指南
作者: 发布于:2014/7/5 17:44:44 点击量:


 

CAN Networking MCUs
Devices Description
8-bit microcontroller with CAN controller and 64-Kbyte Flash. 2-Kbyte RAM, 2-Kbyte EEPROM, SPI. Power Fail Detect (no need for external brown- out). Pinout compatible with T89C51CC01.
8-bit microcontroller with CAN controller and 32-Kbyte Flash. 1.2-Kbyte RAM, 2-Kbyte EEPROM. Pinout compatible with T89C51CC01.
We recommend to implement an external brown out to prevent any Flash/EEPROM corruption during power-on or power-off. Please refer to related application note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
Low pin count 8-bit microcontroller with CAN controller and 16-Kbyte Flash
We recommend to implement an external brown out to prevent any Flash/EEPROM corruption during power-on or power-off. Please refer to related application note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input

Flash (Reprogrammable)
Devices Description
2.7-Volt, 80C31 Microcontroller with 2K bytes Flash, 20-Pin Package
3Volt, 80C31 Microcontroller with 4K bytes Flash, 20-Pin Package
8-bit Microcontroller with 32K Bytes Flash
80C32 Microcontroller with 20K Bytes Flash

Flash ISP (In-System Programmable)
Devices Description
Low-pin-count 8-bit Microcontroller with A/D Converter and 16K Bytes of Flash Memory
We recommend to implement an external brown out to prevent any Flash/EEPROM corruption during power-on or power-off. Please refer to related application note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
8-bit microcontroller with 32Kbyte Flash, 2KByte EEPROM and 10-bit A/D converter
We recommend to implement an external brown out to prevent any Flash/EEPROM corruption during power-on or power-off. Please refer to related application note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
8-bit microcontroller with A/D converter and 64-Kbyte Flash. 2-Kbyte RAM, 2-Kbyte EEPROM, SPI. Power Fail Detect (no need for external brown- out). Pinout compatible with T89C51AC2.
High performance 8-bit microcontroller 64 Kbytes Flash, 2 Kbytes EEPROM
AT89C51IC2 is a 80C51 8-bit microcontrollers featuring a 32K bytes Flash code memory and a two-wire interface (TWI).
High performance 8-bit microcontroller 64 Kbytes Flash, 2 Kbytes EEPROM and Two Wire Interface (TWI).
High performance 8-bit Microcontroller 16 kbytes Flash
We recommend to implement an external brown out to prevent any Flash/EEPROM corruption during power-on or power-off. Please refer to related application note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
High performance 8-bit microcontroller 32 Kbytes Flash
We recommend to implement an external brown out to prevent any Flash/EEPROM corruption during power-on or power-off. Please refer to related application note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
High performance 8-bit microcontroller with 64 Kbytes Flash
High performance 8-bit microcontroller with 128 Kbytes Flash
Low-Voltage Microcontroller with 4K Bytes In-System Programmable Flash
Low-Voltage Microcontroller with 8K Bytes In-System Programmable Flash
2.7-Volt, 80C31 Microcontroller with 2K Bytes In-System Programmable Flash, 20-pin Package.
2.7-Volt, 80C31 Microcontroller with 4K Bytes In-System Programmable Flash, 20-pin Package.
8-bit Microcontroller with 4K Bytes In-System Programmable Flash
8-bit Microcontroller with 8K Bytes In-System Programmable Flash
In-System Programmable Microcontroller with 12K bytes Flash & 2K bytes EEPROM

Flash ISP - Single Cycle Core
Devices Description
2-Kbyte In-system Programmable Flash -- Single Cycle 8051 Microcontroller, 128 Bytes RAM, PWM, SPI, I/O = 12, Analog Comparator, Internal RC Oscillator, On-chip Debug
2-Kbyte In-system Programmable Flash -- Single Cycle 8051 Microcontroller, 128 Bytes RAM, UART, SPI, I/O = 12, Analog Comparator, Internal RC Oscillator, On-chip Debug
2-Kbyte In-system Programmable Flash -- Single Cycle 8051 Microcontroller, 128 Bytes RAM, PWM, UART, SPI, I/O = 16, Analog Comparator, Internal RC Oscillator, On-chip Debug
4-Kbyte In-system Programmable Flash -- Single Cycle 8051 Microcontroller, 512 Bytes Flash Data Memory, 768 Bytes RAM, PWM, UART, SPI, I/O = up to 30, Analog Comparator, Internal RC Oscillator, On-chip Debug
64-Kbyte In-system Programmable Flash -- Single Cycle 8051 Microcontroller, 8192 Bytes Flash Data Memory, 4352 Bytes RAM, PWM, UART, TWI, SPI, I/O = up to 38, 10-bit A/D, Internal RC Oscillator, On-chip Debug
8-Kbyte In-system Programmable Flash -- Single Cycle 8051 Microcontroller, 1024 Bytes Flash Data Memory, 768 Bytes RAM, PWM, UART, SPI, I/O = up to 30, Analog Comparator, Internal RC Oscillator, On-chip Debug
2-Kbyte In-system Flash -- Single-Cycle Microcontroller, 256 Bytes RAM, SPI, PWM, 20 MIPS Throughput at 20 MHz.

4K version: AT89LP4052
4-Kbyte In-system Flash -- Single-Cycle Microcontroller, 256 Bytes RAM, SPI, PWM, 20 MIPS Throughput at 20 MHz.

2K version: AT89LP2052

Lighting MCUs
Devices Description
Dedicated to lighting control applications, the AT83EB5114 retains all the features of the standard 80C51 with 4 Kbytes ROM program memory, 256 bytes RAM, 256 bytes EEPROM, a 7-source, 4-level interrupt system, an onchip oscillator and two timers/counters. Analog functions include a 10-bit, 6 channels A/D converter and two optimized PWM units.
Dedicated to lighting control applications, the AT89EB5114 is the Flash version of the AT83EB5114 available for development purpose.

ROMless
Devices Description
80C51 High Performance 8-bit Microcontroller

USB MCUs
Devices Description
USB C51-based Microcontroller with 8K Bytes ROM, 1280 bytes RAM, Power Supply: 2.7V to 3.6V, 6 USB Endpoints, TWI, SPI, UART, PCA
USB C51-based Microcontroller with 16K Bytes ROM, 1280 bytes RAM, Power Supply: 2.7V to 3.6V, 6 USB Endpoints, TWI, SPI, UART, PCA
USB C51-based Microcontroller with 32K Bytes ROM, 1280 bytes RAM, Power Supply: 2.7V to 3.6V, 6 USB Endpoints, TWI, SPI, UART, PCA
USB C51-based Microcontroller with 16K Bytes Flash, 1K Byte Data EEPROM, 1280 bytes RAM, Extended Range Power Supply: 2.7V to 5.5V, 7 USB Endpoints, TWI, SPI, UART, PCA
USB C51-based Microcontroller with 32K Bytes Flash, 1K Byte Data EEPROM, 1280 bytes RAM, Low Voltage Range Power Supply: 3.0V to 3.6V, 7 USB Endpoints, TWI, SPI, UART, PCA.
Recommended device with extended voltage range: AT89C5131A-M (2.7-5.5V).
USB C51-based Microcontroller with 32K Bytes Flash, 1K Byte Data EEPROM, 1280 bytes RAM, Extended Range Power Supply: 2.7V to 5.5V, 7 USB Endpoints, TWI, SPI, UART, PCA
USB C51-based Microcontroller with 64K Bytes Flash, 2304 bytes RAM, 4 USB Endpoints, SPI, UART, IDE, TWI, MultiMediaCard, DataFlash, I2S, 10-bit ADC.


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