ATMEGA168-20AU Programmable IC Chips , electronic ic chip High Performance

ATMEGA168-20AU Programmable IC Chips , electronic ic chip High Performance

Stock Offer (Hot Sell)

8-bit Microcontroller with 8K Bytes In-System Programmable Flash
 
ATmega48/V ATmega88/V  ATmega168/V  
 
Features

• High Performance, Low Power AVR® 8-Bit Microcontroller

• Advanced RISC Architecture
  – 131 Powerful Instructions
  – Most Single Clock Cycle Execution
  – 32 x 8 General Purpose Working Registers
  – Fully Static Operation
  – Up to 20 MIPS Throughput at 20 MHz
  – On-chip 2-cycle Multiplier

• Non-volatile Program and Data Memories
  – 4/8/16K Bytes of In-System Self-Programmable Flash (ATmega48/88/168)
     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
  – 256/512/512 Bytes EEPROM (ATmega48/88/168) Endurance: 100,000 Write/Erase Cycles
  – 512/1K/1K Byte Internal SRAM (ATmega48/88/168)
  – Programming Lock for Software Security

• Peripheral Features
  – Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
  – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
  – Real Time Counter with Separate Oscillator
  – Six PWM Channels
  – 8-channel 10-bit ADC in TQFP and QFN/MLF package
  – 6-channel 10-bit ADC in PDIP Package
  – Programmable Serial USART
  – Master/Slave SPI Serial Interface
  – Byte-oriented 2-wire Serial Interface (Philips I2 C compatible)
  – Programmable Watchdog Timer with Separate On-chip Oscillator
  – On-chip Analog Comparator
  – Interrupt and Wake-up on Pin Change

• Special Microcontroller Features
  – Power-on Reset and Programmable Brown-out Detection
  – Internal Calibrated Oscillator
  – External and Internal Interrupt Sources
  – Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby

• I/O and Packages
  – 23 Programmable I/O Lines
  – 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF

• Operating Voltage:
  – 1.8 - 5.5V for ATmega48V/88V/168V
  – 2.7 - 5.5V for ATmega48/88/168

• Temperature Range:
  – -40°C to 85°C

• Speed Grade:
  – ATmega48V/88V/168V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V
  – ATmega48/88/168: 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V

• Low Power Consumption
  – Active Mode:
      250 µA at 1 MHz, 1.8V
      15 µA at 32 kHz, 1.8V (including Oscillator)
  – Power-down Mode: 0.1µA at 1.8V
 
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 mA
                                                                                                                                                        
*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 ATmega48/88/168

Overview
The ATmega48/88/168 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 ATmega48/88/168 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.
 
Block Diagram