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ATMega16 40-Pin 16MHz 16kB AVR Microcontroller Technical Data

Photograph
ATMEGA16-16PU - ATMega16 40-Pin 16MHz 16kb 8-bit Microcontroller

Features
  • Utilizes the AVR RISC Architecture
  • High-performance and Low-power 8-bit RISC Architecture
    • - 131 Instructions - Most Single Clock Cycle Execution
    • - 32 x 8 General Purpose Working Registers
    • - Up to 16 MIPS Throughput at 16MHz
    • - Fully Static Operation
    • - On-chip 2-cycle Multiplier
  • Data and Nonvolatile Program Memory
    • - 16k Bytes of In-System Self-Programmable Flash
    • - Optional Boot Code Section with Independent Lock Bits
    • - 512 Bytes EEPROM
    • - Programming Lock for Software Security
  • JTAG Interface
    • - Boundary-scan Capabilities According to the JTAG Standard
    • - Extensive On-chip Debug Support
    • - Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
  • Peripheral Features
    • - On-chip Analog Comparator
    • - Programmable Watchdog Timer with Separate On-chip Oscillator
    • - Master/Slave SPI Serial Interface
    • - Two 8-bit Timer/Counters with Separate Prescalar, Compare
    • - One 16-bit Timer/Counter with Separate Prescaler, Compare and Capture mode
    • - Real Time Counter with Separate Oscillator
    • - Four PWM Channels
    • - Programmable Serial USART
    • - 8-channel, 10-bit ADC
    • - Byte-oriented Two-wire Serial Interface
  • 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
  • Operating Voltages
    • - 4.5-5.5V for ATmega16
  • Speed Grades
    • - 0-16MHz for ATmega16

Pin Layout
ATmega16 Pin Layout

Pin Description
Pin Number Description
1 - 8 PB0 - PB7 - Port B
9 RESET
10 Vcc - Positive Supply
11 GND - Ground
12 XTAL2 - Crystal
13 XTAL1 - Crystal
14 - 21 PD0 - PD7 - Port D
22 - 29 PC0-PC7 - Port C
30 AVCC - Analog Power Supply
31 GND - Ground
32 AREF - Analog Module Reference
33 - 40 PA7 - PA0 - Port A

Dimensional Drawing
ATmega16 PDIP40 Dimension Drawing