ATMEGA128L-8AU
- Mfr.Part #
- ATMEGA128L-8AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 128KB FLASH 64TQFP
- Stock
- 18,638
- In Stock :
- 18,638
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Supply Voltage :
- 3V
- Watchdog Timer :
- yes
- Terminal Pitch :
- 0.8 mm
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Number of Terminations :
- 64
- MSL :
- MSL 3 - 168 hours
- Max. operating temperature :
- +85°C
- Terminal Form :
- Gull wing
- Number of PWM Channels :
- 8
- Number of Terminals :
- 64
- Product Category :
- 8-bit Microcontrollers - MCU
- Radiation Hardening :
- No
- Core Size :
- 8-Bit
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Peak Reflow Temperature (Cel) :
- 260
- Data Converter :
- A/D 8x10b
- RAM (bytes) :
- 4096
- Pbfree Code :
- yes
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Number of A/D Converters :
- 1
- ROM (words) :
- 65536
- On Chip Data RAM Width :
- 8
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Lead Free :
- Lead Free
- Package / Case :
- 64-TQFP
- Number of I/O :
- 53
- Power Supplies :
- 3/5 V
- Program Memory Type :
- Flash
- Maximum Operating Temperature :
- +85 °C
- Access Time :
- 8 μs
- ROM Programmability :
- Flash
- Supply Current-Max :
- 5.5 mA
- Oscillator Type :
- Internal
- Published :
- 1997
- REACH SVHC :
- No SVHC
- Number of Timers/Counters :
- 4
- Density :
- 1 Mb
- Number of External Interrupts :
- 8
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- RAM Size :
- 4K x 8
- On Chip Program ROM Width :
- 16
- Manufacturer :
- Microchip Technology
- DMA Channels :
- No
- JESD-609 Code :
- e3
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Base Product Number :
- ATMEGA128
- Factory Lead Time :
- 7 Weeks
- Interface :
- 2-Wire, I2C, SPI, USART
- Operating Temperature :
- -40°C~85°C TA
- Length :
- 14.1mm
- Boundary Scan :
- yes
- Memory Size :
- 128kB
- Package Type :
- TQFP
- RoHS Status :
- ROHS3 Compliant
- Manuf. code :
- MCP
- External Data Bus Width :
- 8
- Contact Plating :
- Tin
- Packaging :
- Tray
- DAC Resolution :
- -
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Type :
- ATMEGA128L-8AU
- Surface Mount :
- yes
- Integrated Cache :
- No
- Width :
- 14.1mm
- Series :
- AVR® ATmega
- CPU Family :
- AVR RISC
- Terminal Position :
- QUAD
- Product :
- MCU
- Address Bus Width :
- 16b
- Base Part Number :
- ATMEGA128
- Enclosure :
- TQFP 64 (14x14)
- Interfaces :
- JTAG/TWI/SPI/USART
- Number of Pins :
- 64
- Seated Height-Max :
- 1.2 mm
- EEPROM Size :
- 4K x 8
- Low Power Mode :
- yes
- Tradename :
- AVR
- Number of Serial I/Os :
- 2
- Minimum Operating Temperature :
- -40 °C
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Core Processor :
- AVR
- Frequency :
- 8MHz
- Reach Compliance Code :
- Compliant
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Number of ADC Channels :
- 8 Channel
- Qualification Status :
- Not Qualified
- Data Converters :
- A/D 8x10b
- Number of Timers :
- 4
- Brand :
- Microchip Technology / Atmel
- Package :
- Tray
- PWM Channels :
- yes
- DAC Channels :
- No
- Qualification :
- -
- Instruction Set Architecture :
- RISC
- Manufacturer Package Identifier :
- 64A
- Program Memory Size :
- 128KB 64K x 16
- Data Bus Width :
- 8B
- Height :
- 1.2mm
- JESD-30 Code :
- S-PQFP-G64
- Number of I/O Lines :
- 53
- Family Name :
- ATMEGA
- RoHS :
- Details
- Device Core :
- AVR
- Has ADC :
- yes
- Product Type :
- 8-bit Microcontrollers - MCU
- Number of I/Os :
- 53 I/O
- Supplier Device Package :
- 64-TQFP (14x14)
- Voltage :
- 5V
- Package Shape :
- Square
- Format :
- FIXED-POINT
- Mounting Style :
- SMD/SMT
- Speed :
- 8MHz
- Product Status :
- Active
- Mount :
- Surface Mount
- Bit Size :
- 8
- Temperature Grade :
- Industrial
- Pin Count :
- 64
- Mounting Type :
- Surface Mount
- Datasheets
- ATMEGA128L-8AU
ATMEGA128L-8AU Documents

Microcontrollers Microchip Technology ATMEGA128L-8AU Overview
The Microcontrollers Microchip Technology ATMEGA128L-8AU is a powerful, low-power 8-bit MCU from Microchip Technology, designed for advanced control systems. Integrating 128KB of in-system programmable flash, this microcontroller offers a robust platform for developers focusing on industrial, automotive, and consumer applications where efficiency and reliability are key. The ATMEGA128L-8AU operates between 2.7V to 5.5V, providing versatility in power-sensitive applications while supporting a wide range of operating temperatures, making it an excellent choice for rigorous environments.
ATMEGA128L-8AU Features
This MCU is packed with features that enhance its functionality and ease of use in complex applications. Key features include its 128KB of flash memory, 4KB of EEPROM, and 4KB of SRAM, along with a JTAG interface for robust on-chip debugging. The device supports up to 16 MIPS throughput at 16 MHz, alongside a 10-bit analog-to-digital converter with up to 16 channels, enhancing its ability to handle sensor data efficiently. It also offers multiple communication interfaces, including SPI, UART, and I2C, enabling extensive peripheral connectivity.
ATMEGA128L-8AU Applications
- Automotive Systems: Utilized in engine management and dashboard displays, the ATMEGA128L-8AU's robust processing capabilities and extensive I/O options ensure reliable performance under the demanding conditions of automotive environments.
- Smart Home Devices: In applications such as smart thermostats or home security systems, the microcontroller provides the necessary connectivity and power efficiency, facilitating intelligent device communication and automation.
- Industrial Automation: This MCU serves as the brain for automation controllers, offering precise control and monitoring through its high number of GPIOs and ADC inputs, which are essential for processing inputs from various sensors in real-time.
- Portable Devices: Its low power consumption makes the ATMEGA128L-8AU ideal for handheld gadgets, where maintaining battery life while performing complex computations is crucial.
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