ATMEGA8L-8AI

This product is a MCU AVR with 8K of flash memory, 512B of EEPROM, 1K of SRAM, and an ADC operating at 3V
7,688 有效庫存

ATMEGA8L-8AI

有效庫存7,688

This product is a MCU AVR with 8K of flash memory, 512B of EEPROM, 1K of SRAM, and an ADC operating at 3V

  • 製造商零件號 # : ATMEGA8L-8AI

  • 包裝/封裝: TQFP-32

  • 零件狀態 : Discontinued

  • 製造商: Microchip Technology

  • 產品分類 : Microcontrollers

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ATMEGA8L-8AI 數據表
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詳細說明

The ATMEGA8L-8AI microcontroller by Atmel offers a robust set of features, making it well-suited for a wide range of applications. With 8KB of flash memory, 1KB of SRAM, and 512 bytes of EEPROM, it provides ample storage capability for program, data, and non-volatile memory needs. Additionally, its 8MHz operating speed and 1.8-5.5V voltage range offer flexibility and performance for various projects

主要特徵

  • High-performance, Low-power AVR® 8-bit Microcontroller
  • Advanced RISC Architecture
  • – 130 Powerful Instructions – MostSingle-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
  • – 1K Byte Internal SRAM
  • – Programming Lock for Software Security
  • Peripheral Features
  • – Two 8-bit Timer/Counters with Separate Prescaler, one Compare Mode
  • – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
  • – Real Time Counter with Separate Oscillator
  • – Three PWM Channels
  • – 8-channel ADC in TQFP and QFN/MLF package
  • Eight Channels 10-bit Accuracy
  • – 6-channel ADC in PDIP package Eight Channels 10-bit Accuracy
  • – 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
  • – Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby
  • I/O and Packages
  • – 23 Programmable I/O Lines
  • – 28-lead PDIP, 32-lead TQFP, and 32-pad QFN/MLF
  • Operating Voltages
  • – 2.7 - 5.5V (ATmega8L)
  • – 4.5 - 5.5V (ATmega8)
  • Speed Grades
  • – 0 - 8 MHz (ATmega8L)
  • – 0 - 16 MHz (ATmega8)
  • Power Consumption at 4 Mhz, 3V, 25°C
  • – Active: 3.6 mA
  • – Idle Mode: 1.0 mA
  • – Power-down Mode: 0.5 µA

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Product Category ! 8-bit Microcontrollers - MCU RoHS N
Series ATmega8 Mounting Style SMD/SMT
Package / Case TQFP-32 Core AVR
Program Memory Size 8 kB Data Bus Width 8 bit
Maximum Clock Frequency 8 MHz Number of I/Os 23 I/O
Data RAM Size 1 kB Supply Voltage - Min 2.7 V
Supply Voltage - Max 5.5 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature ! + 85 C Brand Microchip Technology
Data RAM Type SRAM Data ROM Size 512 B
Data ROM Type EEPROM Height 1 mm
Interface Type 2-Wire, SPI, USART Length 7 mm
Moisture Sensitive Yes Number of Timers/Counters 2 Timer
Processor Series megaAVR Product MCU
Product Type ! 8-bit Microcontrollers - MCU Program Memory Type ! Flash
Factory Pack Quantity 250 Subcategory Microcontrollers - MCU
Tradename AVR Width 7 mm
Unit Weight 0.002568 oz

Specification Comparison

ATMEGA8L-8AI vs ATMEGA8-16AC vs ATMEGA8-16AI ATMEGA8L-8AC vs ATMEGA8L-8AI vs ATMEGA8-16AC

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 ATMEGA8L-8AI PDF 下載

常見問題解答

What is ATMEGA8L-8AI?

The ATMEGA8L-8AI is a low-power 8-bit microcontroller from Atmel, now a part of Microchip Technology. It is designed for embedded control and automation applications, offering a combination of performance, power efficiency, and peripheral integration.

How Does ATMEGA8L-8AI Work?

The ATMEGA8L-8AI operates as a microcontroller, executing program instructions and controlling various input/output functions. It features 8KB of in-system programmable flash memory, 1KB of EEPROM, 512B of SRAM, and a wide range of peripheral functions such as timers, serial communication interfaces, and analog-to-digital converters.

How Many Pins does ATMEGA8L-8AI have and What are the Functions of the Pinout Configuration?

The ATMEGA8L-8AI is housed in a 32-lead TQFP (Thin Quad Flat Package) package. The pinout configuration includes:

  • VCC: Positive power supply pin.
  • GND: Ground pin.
  • PORTx: General-purpose input/output pins.
  • ADCx: Analog-to-digital converter input pins.
  • XTAL1, XTAL2: Crystal oscillator input and output pins.
  • TXD, RXD: UART (serial communication) pins.
  • OCnx: Output compare pins for timer functions.
  • AIN0 - AIN3: Analog comparator input pins.

What are the Pros and Cons of ATMEGA8L-8AI?

Pros:

  • Low Power Consumption: Designed for low-power applications, making it suitable for battery-operated devices and energy-efficient systems.
  • Peripheral Integration: Offers a wide range of integrated peripherals, reducing the need for external components and simplifying system design.
  • In-System Programmability: Enables on-board programming and firmware updates in the end-product.
  • Cost-Effective: Provides a balance of performance and cost, suitable for cost-sensitive applications.
  • Wide Availability: Widely used and supported in the industry, with ample documentation and community resources.

Cons:

  • Limited Performance: As an 8-bit microcontroller, it may not be suitable for computationally intensive applications compared to 16-bit or 32-bit alternatives.
  • Limited Memory: The amount of flash memory and RAM may be limiting for complex applications with extensive code and data storage requirements.
  • Limited Peripheral Count: For applications requiring a high number of specific peripherals, the ATMEGA8L-8AI may have limitations compared to higher-end microcontrollers.

Are There Any Equivalents/Alternatives to ATMEGA8L-8AI for Recommendation?

  • The PIC16F877A from Microchip Technology is a comparable 8-bit microcontroller with similar capabilities.
  • Alternatives to the ATMEGA8L-8AI include the MSP430 series from Texas Instruments and the STM8 series from STMicroelectronics.

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