Features

– 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

– 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

– Boundary-scan Capabilities According to the JTAG Standard

– Programming Flash (Hardware ISP), EEPROM, Lock & Fuse Bits

– Extensive On-chip Debug Support

– 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)

– 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)

– 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

– 53 Programmable I/O Lines

– 64-lead TQFP and 64-lead QFN

Note:

1.

Details on section 19.4.3 on page 242.

Rev. 7679HS–CAN–08/08

8-bit

Microcontroller

with

32K/64K/128K

Bytes of

ISP Flash

and

CAN Controller

AT90CAN32

AT90CAN64

AT90CAN128

Summary