ATMEGA2560-16CU Microchip Integrated Circuit (BGA) In Stock
The ATMEGA2560-16CU is an 8-bit AVR RISC microcontroller from Microchip running at up to 16 MHz with a 16-bit address bus, integrated ADC, and JTAG boundary scan, housed in a 9 mm x 9 mm 100-ball CBGA package. It operates down to 2.7 V at 8 MHz for low-power applications. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- BGA
- Pin Count
- 100
- Lifecycle
- OBSOLETE
- Datasheet
- ATMEGA2560-16CU Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit AVR RISC CPU running up to 16 MHz with 16-bit address bus enabling large memory access for complex embedded firmware
- Integrated ADC and extensive peripheral set in a 100-ball CBGA package (9 mm x 9 mm, 0.80 mm pitch) for compact system designs
- JTAG boundary scan support and 2.7 V minimum supply at 8 MHz enabling low-power operation and in-system debugging
Applications
The ATMEGA2560-16CU is used in complex embedded control applications such as 3D printer control boards, robotics platforms, and industrial automation equipment that require the ATmega2560's large I/O count and multiple hardware serial interfaces. Its 100-ball CBGA package and 16 MHz maximum clock make it well suited for designs that need the processing power of the ATmega2560 in a smaller, high-density PCB footprint compared to the standard 100-pin TQFP variant.
Specifications
| Pbfree Code | Yes |
| Factory Lead Time | 28Weeks |
| YTEOL | 0 |
| Has ADC | YES |
| Additional Feature | OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Boundary Scan | YES |
| CPU Family | AVR RISC |
| Clock Frequency-Max | 16MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| External Data Bus Width | 8 |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PBGA-B100 |
| JESD-609 Code | e1 |
| Low Power Mode | YES |
| Number of External Interrupts | 8 |
| Number of I/O Lines | 86 |
| Number of Serial I/Os | 4 |
| Number of Timers | 6 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA100,10X10,32 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, THIN PROFILE, FINE PITCH |
| Qualification Status | Not Qualified |
| RAM (bytes) | 8192 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Speed | 16MHz |
| Supply Current-Max | 14mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | BALL |
| Terminal Pitch | 0.8mm |
| Terminal Position | BOTTOM |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| ## ATMEGA2560-16CU Alternates Showing results | Image |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 5A992.C |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for ATMEGA2560-16CU:
suggested
suggested
suggested
suggested
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PBGA100
Frequently Asked Questions
What clock speed and supply voltage range does the ATMEGA2560-16CU support for low-power operation?
The ATMEGA2560-16CU operates at up to 16 MHz at its full supply voltage and can run at 8 MHz from a minimum supply of 2.7 V, enabling significant power savings in battery-backed embedded systems. This makes it suitable for portable or energy-harvesting designs where reducing supply voltage from 5 V to 2.7 V cuts active current consumption by approximately 30% to 50%.
How does the CBGA-100 package of the ATMEGA2560-16CU differ from the standard TQFP-100 version for high-density PCB layouts?
The CBGA-100 package measures 9 mm x 9 mm at 1.20 mm height with 0.80 mm ball pitch, providing a smaller and lower-profile footprint than the 14 mm x 14 mm TQFP-100 with 0.80 mm lead pitch. BGA packages also offer better signal integrity and thermal performance, though they require reflow soldering and cannot be hand-soldered like TQFP variants.
Does the ATMEGA2560-16CU include JTAG boundary scan support, and how does that help during board bring-up?
Yes, it includes JTAG boundary scan compliant with IEEE 1149.1, allowing in-circuit testing of all 100 I/O connections without physical probing. During board bring-up engineers can verify PCB interconnects, detect solder shorts or open joints on the BGA, and perform on-chip debugging through the same 4-wire JTAG interface used for production test.
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