ATMEGA128-16AC

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ATMEGA128-16AC

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IC MCU 8BIT 128KB FLASH 64TQFP

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Specifications

Attribute Value
Package Tray
Series AVR® ATmega
ProductStatus Obsolete
CoreProcessor AVR
CoreSize 8-Bit
Speed 16MHz
Connectivity EBI/EMI, I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O 53
ProgramMemorySize 128KB (64K x 16)
ProgramMemoryType FLASH
EEPROMSize 4K x 8
RAMSize 4K x 8
Voltage-Supply(Vcc/Vdd) 4.5V ~ 5.5V
DataConverters A/D 8x10b
OscillatorType Internal
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Surface Mount
Package/Case 64-TQFP

Overview

Description

The ATMEGA128-16AC is a microcontroller from Atmel’s AVR family, designed for a wide range of embedded applications. It features an 8-bit RISC architecture optimized for fast performance, with 16 MIPS throughput at 16 MHz. Key specifications include 128 KB of in-system programmable Flash memory, 4 KB of SRAM, and 4 KB of EEPROM. The microcontroller supports extensive peripheral features, such as timers/counters, PWM channels, ADC, and serial communication interfaces like USART, SPI, and I2C.
Notable features are its rich instruction set and 32 general-purpose working registers. It offers enhanced power management with various modes to extend battery life in portable devices. The ATMEGA128-16AC is known for its efficient interrupt and I/O operations, which make it suitable for complex and real-time applications. It operates at a voltage range of 2.7V to 5.5V and is typically housed in a 64-pin TQFP package.
This microcontroller is widely used in robotics, consumer electronics, and industrial control systems due to its balance of performance, memory capacity, and versatile connectivity options.

Equivalent

Equivalent products to the ATMEGA128-16AC microcontroller, considering similar specifications like memory, speed, and package, include:
1. Microchip ATmega128A series
2. STMicroelectronics STM32F103C8T6 (though it's ARM-based, it offers similar features)
3. NXP LPC1768 (also ARM-based with comparable capabilities)
4. Silicon Labs EFM32GG11 series
These alternatives may differ in architecture (e.g., ARM vs. AVR), so ensure compatibility with your application requirements.

Features

The ATmega128-16AC is an 8-bit microcontroller from the Atmel AVR family, designed for embedded systems. Key features include:
1. Core Architecture: Based on the AVR enhanced RISC architecture, allowing efficient code execution.
2. Memory:
- 128 KB of In-System Programmable Flash memory for program storage.
- 4 KB of SRAM for data.
- 4 KB of EEPROM for non-volatile data storage.
3. Clock Speed: Operates at up to 16 MHz.
4. I/O Ports: Contains 53 programmable I/O lines, offering flexibility for various applications.
5. Peripherals:
- Two 8-bit Timer/Counters and two 16-bit Timer/Counters.
- Four PWM channels.
- 8-channel 10-bit ADC.
- JTAG interface for on-chip debugging.
6. Communication Interfaces:
- Two USARTs for serial communication.
- SPI and TWI (I2C) interfaces for peripheral connectivity.
7. Power Consumption: Supports power-saving modes to maximize battery life in portable applications.
8. Operating Voltage: Works in the range of 4.5V to 5.5V.
9. Temperature Range: Industrial temperature range, suitable for various environments.
The ATmega128-16AC is ideal for applications requiring robust processing power, extensive I/O capabilities, and efficient communication interfaces.

Pinout

The ATmega128-16AC is a microcontroller from the Atmel AVR family, with a 64-pin TQFP (Thin Quad Flat Package). It features 128 KB of Flash memory, 4 KB of EEPROM, and 4 KB of SRAM. The microcontroller operates at a voltage range of 4.5V to 5.5V and is capable of running at a clock speed of up to 16 MHz.
In terms of functionality, the ATmega128-16AC includes multiple peripherals and interfaces, such as:
- I/O Ports: 53 programmable I/O lines.
- Timers/Counters: Two 8-bit and two 16-bit timers.
- USART: Two Universal Synchronous/Asynchronous Receiver/Transmitter interfaces.
- SPI: Serial Peripheral Interface for communication with other devices.
- I2C: Two-wire interface for I2C communication.
- ADC: 10-bit Analog to Digital Converter with 8 channels.
- PWM: Pulse Width Modulation capabilities for generating analog outputs.
- Watchdog Timer: For system reset under malfunction.
- Interrupts: 32 interrupt vectors with programmable priority.
These features make the ATmega128-16AC suitable for various embedded applications requiring moderate processing power, flexible interfacing, and robust functionality.

Manufacturer

The ATMEGA128-16AC is manufactured by Microchip Technology Inc. This company is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Microchip Technology develops and supplies a broad range of products for various industries, including automotive, industrial, consumer, aerospace, and telecommunications. As a semiconductor company, it focuses on embedded control applications, offering comprehensive technical support and design services to help customers develop innovative products efficiently.

Application

The ATmega128-16AC microcontroller is commonly used in a variety of applications due to its versatility and robust feature set. Key application areas include:
1. Embedded Systems: Used in consumer electronics, automotive systems, and industrial automation for control and monitoring tasks.
2. Robotics: Provides control for sensors and actuators in robotic systems.
3. IoT Devices: Acts as the processing unit for Internet of Things devices, enabling connectivity and data processing.
4. Data Logging: Employed in data acquisition systems for recording and processing environmental or system data.
5. Communication Systems: Utilized in wireless modules and communication interfaces for protocol handling and data transmission.
Its ease of programming and support for extensive I/O peripherals make it suitable for diverse complex applications.

Package

The ATMEGA128-16AC microcontroller typically comes in a TQFP (Thin Quad Flat Package) package type with 64 pins. This package type is suitable for surface-mount technology, offering a compact design ideal for various embedded systems applications.

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