ATMEGA645-16MU
- Mfr.Part #
- ATMEGA645-16MU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 64QFN
- Stock
- 18
- In Stock :
- 18
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Seated Height-Max :
- 1 mm
- Temperature Grade :
- Industrial
- REACH SVHC :
- No SVHC
- Product Type :
- 8-bit Microcontrollers - MCU
- Maximum Operating Temperature :
- + 85 C
- Number of Terminals :
- 64
- DMA Channels :
- No
- RAM (bytes) :
- 4096
- Watchdog Timer :
- yes
- Radiation Hardening :
- No
- Package Shape :
- Square
- Base Product Number :
- ATMEGA645
- Peak Reflow Temperature (Cel) :
- 260
- JESD-609 Code :
- e3
- DAC Channels :
- No
- Package / Case :
- 64-VFQFN Exposed Pad
- Number of I/O :
- 53
- Minimum Operating Temperature :
- - 40 C
- Manufacturer :
- Microchip
- Interfaces :
- SPI/USART/USI
- Product :
- MCU
- Length :
- 9.1mm
- Data Converter :
- A/D 8x10b
- EEPROM Size :
- 2K x 8
- Terminal Form :
- NO LEAD
- Oscillator Type :
- Internal
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- RAM Size :
- 4K x 8
- Core Size :
- 8-Bit
- Brand :
- Microchip Technology / Atmel
- Power Supplies :
- 3/5 V
- Package :
- Tray
- Program Memory Type :
- Flash
- DAC Resolution :
- -
- Lead Free :
- Lead Free
- Memory Type :
- EEPROM, FLASH
- Number of Terminations :
- 64
- Supply Voltage-Max (Vsup) :
- 5.5V
- Frequency :
- 16MHz
- Qualification Status :
- Not Qualified
- Device Core :
- AVR
- Has ADC :
- yes
- Interface :
- SPI, UART, USART
- Number of I/O Lines :
- 54
- Access Time :
- 16 μs
- CPU Family :
- AVR RISC
- Factory Lead Time :
- 4 Weeks
- Core Processor :
- AVR
- PWM Channels :
- yes
- Connectivity :
- SPI, UART/USART, USI
- Contact Plating :
- Tin
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Pbfree Code :
- yes
- Number of I2C Channels :
- 1
- Operating Temperature :
- -40°C~85°C TA
- RoHS Status :
- ROHS3 Compliant
- Number of Programmable I/O :
- 54
- Published :
- 2011
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Mounting Style :
- SMD/SMT
- Supply Current-Max :
- 3 mA
- Reach Compliance Code :
- Compliant
- Number of I/Os :
- 54 I/O
- Series :
- AVR® ATmega
- Number of PWM Channels :
- 4
- JESD-30 Code :
- S-PQCC-N64
- Data Bus Width :
- 8B
- Terminal Pitch :
- 0.5mm
- Surface Mount :
- yes
- Number of Pins :
- 64
- Terminal Position :
- QUAD
- Mount :
- Surface Mount
- ROM Programmability :
- Flash
- Speed :
- 16MHz
- Product Status :
- Active
- RoHS :
- Details
- Height :
- 950μm
- Base Part Number :
- ATMEGA645
- Tradename :
- AVR
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Mounting Type :
- Surface Mount
- Packaging :
- Tray
- Program Memory Size :
- 64KB 32K x 16
- Bit Size :
- 8
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ
- Number of ADC Channels :
- 8
- Product Category :
- 8-bit Microcontrollers - MCU
- Data Converters :
- A/D 8x10b
- Number of Timers/Counters :
- 3
- Memory Size :
- 64KB
- Terminal Finish :
- MATTE TIN
- Supply Voltage :
- 5V
- Supplier Device Package :
- 64-QFN (9x9)
- Interface Type :
- JTAG, SPI, USART, USI
- ROM (words) :
- 32768
- Width :
- 9.1mm
- Datasheets
- ATMEGA645-16MU
ATMEGA645-16MU Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA645-16MU Overview
The Microcontrollers Atmel (Microchip Technology) ATMEGA645-16MU is a high-performance microcontroller that offers an exceptional balance of efficiency and power for a wide range of applications. This integrated circuit is built on an 8-bit AVR architecture, renowned for its simplicity and effectiveness in embedded solutions. It comes equipped with 64KB of flash memory, providing ample space for application code and data storage. With its compact 64QFN package, the ATMEGA645-16MU not only minimizes the footprint on system boards but also supports advanced features such as multiple communication interfaces, robust security protocols, and extensive interrupt subsystems, making it a preferred choice for engineers and developers looking to push the boundaries of microcontroller applications.
ATMEGA645-16MU Features
- 8-bit AVR Microcontroller
- 64KB of in-system programmable flash
- Advanced RISC Architecture
- Low power consumption
- Multiple communication interfaces including SPI, I2C, and USART
- High level of integration in 64QFN package
ATMEGA645-16MU Applications
- Consumer Electronics: Utilized in smart home devices such as thermostats and remote controls, where its low power consumption and high integration enable compact and efficient designs.
- Automotive: Deployed in car entertainment and information systems, where robust data handling and interfacing capabilities are essential for complex automotive environments.
- Industrial Automation: Powers sensors and control systems, providing the necessary reliability and operational stability for critical industrial processes.
- Healthcare Devices: Used in medical monitoring equipment, where precision and dependability are paramount for patient care and data accuracy.
- Telecommunication: Serves as a core component in communication infrastructure, handling data transmission and signal processing efficiently.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















