ATMEGA640-16CU vs ATMEGA2560-16AI Comparison
Detailed side-by-side comparison of ATMEGA640-16CU by Microchip Technology and ATMEGA2560-16AI by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA640-16CU - 8-bit AVR MCU 16MHz 64KB CBGA-100 | Microchip
ATMEGA640-16CU ✓ Active
Specification Comparison
| Parameter | ATMEGA640-16CU | ATMEGA2560-16AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Unknown |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.61 | $0.00 |
| Core Architecture | 8-bit AVR RISC | — |
| Maximum Clock Frequency | 16 MHz | 16 MHz |
| Program Memory Size (FLASH) | 64KB (32K x 16) | — |
| Program Memory Type | In-System Programmable FLASH | — |
| SRAM Size | 8KB | — |
| EEPROM Size | 4KB | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| I/O Ports / Lines | 53 I/O | — |
| Number of USARTs | 4 | — |
| ADC Resolution | 10-bit | — |
| ADC Channels | 8/16-channel (per datasheet family description) | — |
| Serial Interfaces | SPI, 2-wire (I2C-compatible TWI), USART | — |
| Watchdog Timer | Programmable, separate on-chip oscillator | — |
| Analog Comparator | On-chip | — |
| Package | 100-CBGA (9x9 mm) | 100-TQFP |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | Industrial temperature range (-40C to +85C) | — |
| Data Bus Width | 8 Bit | — |
| RoHS / Green Status | Green package | — |
| Debug / Programming | ICSP via 2 I/O pins plus reset (MPLAB SNAP compatible) | — |
| Product Type | — | 8-bit AVR RISC-based microcontroller |
| Architecture | — | AVR 8-bit RISC |
| Flash Memory | — | 256 KB ISP flash |
| SRAM | — | 8 KB |
| EEPROM | — | 4 KB |
| General-Purpose I/O Lines | — | 86 |
| General-Purpose Working Registers | — | 32 |
| Timer/Counter Resources | — | 6 flexible timer/counter resources |
| Real-Time Counter | — | Available |
| Supply Voltage | — | 5 V |
| Package Pin Count | — | 100 pins |
| Program Memory Interface | — | In-system programming |
| Core Instruction Throughput | — | [DATA_NEEDED: exact instruction throughput] |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| RoHS Status | — | [DATA_NEEDED: RoHS status] |
| REACH Status | — | [DATA_NEEDED: REACH status] |