ATMEGA8535-16PU 8 Bit Microcontrolle With 8k Bytes In-System Programmable Flash

ATMEGA8535-16PU 8 Bit Microcontrolle With 8k Bytes In-System Programmable Flash

8-bit Microcontroller with 8K Bytes In-System Programmable Flash

ATmega8535 ATmega8535L

Features

• High-performance, Low-power AVR® 8-bit Microcontroller

• Advanced RISC Architecture

  – 130 Powerful Instructions

  – Most Single Clock Cycle Execution

  – 32 x 8 General Purpose Working Registers

  – Fully Static Operation

  – Up to 16 MIPS Throughput at 16 MHz

  – On-chip 2-cycle Multiplier

• Nonvolatile Program and Data Memories

  – 8K Bytes of In-System Self-Programmable Flash Endurance: 10,000 Write/Erase Cycles

  – Optional Boot Code Section with Independent Lock Bits In-System Programming by On-chip

     Boot Program True Read-While-Write Operation

  – 512 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles

  – 512 Bytes Internal SRAM

  – Programming Lock for Software Security

• Peripheral Features

  – Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes

  – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode

  – Real Time Counter with Separate Oscillator

  – Four PWM Channels

  – 8-channel, 10-bit ADC 8 Single-ended Channels 7 Differential Channels for TQFP Package Only

     2 Differential Channels with Programmable Gain at 1x, 10x, or 200x for TQFP Package Only

  – Byte-oriented Two-wire Serial Interface

  – Programmable Serial USART

  – Master/Slave SPI Serial Interface

  – Programmable Watchdog Timer with Separate On-chip Oscillator

  – On-chip Analog Comparator

• Special Microcontroller Features

  – Power-on Reset and Programmable Brown-out Detection

  – Internal Calibrated RC Oscillator

  – External and Internal Interrupt Sources

  – Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended

     Standby

• I/O and Packages

  – 32 Programmable I/O Lines

  – 40-pin PDIP, 44-lead TQFP, 44-lead PLCC, and 44-pad QFN/MLF

• Operating Voltages

  – 2.7 - 5.5V for ATmega8535L

  – 4.5 - 5.5V for ATmega8535

• Speed Grades

  – 0 - 8 MHz for ATmega8535L

  – 0 - 16 MHz for ATmega8535

Absolute Maximum Ratings*

Operating Temperature.................................. -55°C to +125°C

Storage Temperature ..................................... -65°C to +150°C

Voltage on any Pin except RESET

   with respect to Ground ................................-0.5V to V_CC+0.5V

Voltage on RESET with respect to Ground......-0.5V to +13.0V

Maximum Operating Voltage ............................................ 6.0V

DC Current per I/O Pin ............................................... 40.0 mA

DC Current V_CC and GND Pins ........................ 200.0 PDIP og 400 mA TQFP/MLF/PLCCmA

*NOTICE: Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or other conditions beyond those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.

Pin Configurations

Pinout ATmega8535

Overview

The ATmega8535 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing instructions in a single clock cycle, the ATmega8535 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

Block Diagram

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