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Description

The AT90CAN32/64/128 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the AT90CAN32/64/128 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

Features

? 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: Automotive (-40°C to +125°C)

? Maximum Frequency: 8 MHz at 2.7V, 16 MHz at 4.5V