atmega2560-16au datasheet and alternative parts, atmega2560-16au VS atmega640-16au VS atmega1280v-8au VS atmega1284p-mu
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| Part: | ATMEGA2560-16AU | ATMEGA1284P-MU | ATMEGA640-16AU | ATMEGA1280V-8AU |
| Manufacturer: | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Description: | IC MCU 8BIT 256KB FLASH 100TQFP | IC MCU 8BIT 128KB FLASH 44VQFN | IC MCU 8BIT 64KB FLASH 100TQFP | IC MCU 8BIT 128KB FLASH 100TQFP |
| Product Category: | Microcontrollers | Microcontrollers | Microcontrollers | Microcontrollers |
| Access Time | 16 μs | - | 16 μs | 8 μs |
| Additional Feature | ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ | - | ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ | ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ |
| Address Bus Width | 16 | - | 16 | 8B |
| Applications | -- | -- | - | - |
| Base Part Number | ATmega2560 | ATMEGA1284P | ATMEGA640 | ATMEGA1280 |
| Base Product Number | ATmega2560 | ATMEGA1284 | ATMEGA640 | ATMEGA1280 |
| Bit Size | 8 | 8 | 8 | 8 |
| Brand | Microchip Technology / Atmel | Microchip Technology | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Casing | TQFP 100 | - | - | - |
| Connectivity | EBI/EMI, I2C, SPI, UART/USART | I2C, SPI, UART/USART | EBI/EMI, I2C, SPI, UART/USART | EBI/EMI, I2C, SPI, UART/USART |
| Controller Series | -- | 8-bit Microcontrollers - MCU | - | - |
| Core Processor | AVR | AVR | AVR | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| CPU Family | AVR RISC | AVR RISC | AVR RISC | AVR RISC |
| DAC Channels | No | No | No | No |
| Data Bus Width | 8B | 8B | 8B | 8B |
| Data Converter | A/D 16x10b | A/D 8x10b | A/D 16x10b | A/D 16x10b |
| Data Converters | A/D 16x10b | A/D 8x10b | A/D 16x10b | A/D 16x10b |
| Density | 2 Mb | - | 512 kb | 1 Mb |
| Device Core | AVR | AVR | AVR | AVR |
| DMA Channels | No | No | No | No |
| EEPROM Size | 4K x 8 | 4K x 8 | 4K x 8 | 4K x 8 |
| Enclosure | TQFP 100 (14x14) | - | - | - |
| External Data Bus Width | 8 | - | 8 | 8 |
| Factory Lead Time | 7 Weeks | 2 Weeks | 8 Weeks | 7 Weeks |
| Frequency | 16MHz | 20MHz | 16MHz | 8MHz |
| Has ADC | yes | yes | yes | yes |
| Height | 1.05mm | 950μm | 1.05mm | 1.05mm |
| Interface | 2-Wire, EBI/EMI, I2C, SPI, UART, USART | 2-Wire, I2C, SPI, UART, USART | 2-Wire, EBI/EMI, I2C, SPI, UART, USART | 2-Wire, EBI/EMI, I2C, SPI, UART, USART |
| Interface Type | 2-Wire, SPI, USART | 2-Wire, SPI, USART | 2-Wire, SPI, USART | JTAG/TWI/SPI/USART |
| Interfaces | JTAG/TWI/SPI/USART | SPI/USART | JTAG/TWI/SPI/USART | JTAG/TWI/SPI/USART |
| JESD-30 Code | S-PQFP-G100 | S-PQCC-N44 | S-PQFP-G100 | S-PQFP-G100 |
| JESD-609 Code | e3 | - | e3 | e3 |
| Lead Free | Lead Free | Lead Free | Lead Free | Lead Free |
| Length | 14.1mm | 7.1mm | 14.1mm | 14.1mm |
| Manuf. code | MCP | - | - | - |
| Manufacturer | Microchip Technology | Microchip | Microchip | Microchip |
| Max. operating temperature | +85°C | - | - | - |
| Maximum Operating Temperature | + 85 C | +85 °C | +85 °C | + 85 C |
| Memory Size | 256KB | 128kB | 64KB | 128kB |
| Mfr | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Minimum Operating Temperature | - 40 C | -40 °C | -40 °C | - 40 C |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 3 (168 Hours) | 3 (168 Hours) | 3 (168 Hours) |
| Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT | SMD/SMT |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| MSL | MSL 3 - 168 hours | MSL 1 - Unlimited | MSL 3 - 168 hours | MSL 1 - Unlimited |
| Number of ADC Channels | 16 | 8 | 16 | 16 |
| Number of I/O | 86 | 32 | 86 | 86 |
| Number of I/O Lines | 86 | 32 | 86 | 86 |
| Number of I/Os | 86 I/O | 32 I/O | 86 I/O | 86 I/O |
| Number of I2C Channels | 1 | 1 | 1 | 1 |
| Number of Pins | 100 | 44 | 100 | 100 |
| Number of PWM Channels | 12 | 6 | - | 16 |
| Number of Terminals | 100 | 44 | 100 | 100 |
| Number of Terminations | 100 | 44 | 100 | 100 |
| Number of Timers/Counters | 6 | 3 | 6 | 6 |
| Operating Supply Voltage | 5V | - | - | - |
| Operating Temperature | -40°C~85°C TA | -40°C~85°C TA | -40°C~85°C TA | -40°C~85°C TA |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Package | Tray | Tray | Tray | Tray |
| Package / Case | 100-TQFP | 44-VFQFN Exposed Pad | 100-TQFP | 100-TQFP |
| Package Shape | Square | Square | Square | Square |
| Packaging | Tray | Tray | Tray | Tray |
| Part Status | Active | Active | Active | Active |
| Pbfree Code | yes | yes | yes | yes |
| Peak Reflow Temperature (Cel) | 260 | NOT SPECIFIED | 260 | 260 |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Power Supplies | 5V | 2/5V | 3/5V | 2/5V |
| Product | MCU | MCU | MCU | MCU |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Product Status | Active | Active | Active | Active |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Program Memory Size | 256KB 128K x 16 | 128KB 64K x 16 | 64KB 32K x 16 | 128KB 64K x 16 |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Published | 2009 | 1997 | 2007 | 2007 |
| PWM Channels | yes | yes | yes | yes |
| Qualification | - | - | - | - |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Radiation Hardening | No | No | No | No |
| RAM (bytes) | 8192 | 16384 | 8192 | 8192 |
| RAM Size | 8K x 8 | 16K x 8 | 8K x 8 | 8K x 8 |
| Reach Compliance Code | Compliant | Compliant | Compliant | Compliant |
| REACH SVHC | No SVHC | No SVHC | No SVHC | No SVHC |
| RoHS | Details | Details | Details | Details |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| ROM (words) | 131072 | 65536 | 32768 | 65536 |
| ROM Programmability | Flash | Flash | Flash | Flash |
| Seated Height-Max | 1.2 mm | 1 mm | 1.2 mm | 1.2 mm |
| Series | AVR® ATmega | AVR® ATmega | AVR® ATmega | AVR® ATmega |
| Speed | 16MHz | 20MHz | 16MHz | 8MHz |
| Supplier Device Package | 100-TQFP (14x14) | 44-VQFN (7x7) | 100-TQFP (14x14) | 100-TQFP (14x14) |
| Supply Current-Max | 14 mA | 12 mA | 14 mA | 14 mA |
| Supply Voltage | 5V | - | 5V | 3V |
| Surface Mount | yes | yes | yes | yes |
| Temperature Grade | Industrial | Industrial | Industrial | Industrial |
| Terminal Finish | Matte Tin (Sn) - annealed | - | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | Gull wing | NO LEAD | Gull wing | Gull wing |
| Terminal Pitch | 0.5mm | 0.5mm | 0.5mm | 0.5mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD |
| Termination | SMD/SMT | - | SMD/SMT | SMD/SMT |
| Time@Peak Reflow Temperature-Max (s) | 40 | - | 40 | 40 |
| Tradename | AVR | AVR | AVR | AVR |
| Type | ATMEGA2560-16AU | - | - | - |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Voltage - Supply | -- | 1.8 V ~ 5.5 V | - | - |
| Voltage - Supply (Vcc/Vdd) | 4.5V~5.5V | 1.8V~5.5V | 2.7V~5.5V | 1.8V~5.5V |
| Watchdog Timer | yes | yes | yes | yes |
| Width | 14.1mm | 7.1mm | 14.1mm | 14.1mm |
| Boundary Scan | - | yes | - | - |
| Contact Plating | - | Tin | Tin | Tin |
| Core Architecture | - | AVR | - | AVR |
| Dimensions | - | 7.1 x 7.1 x 0.95mm | 14.1 x 14.1 x 1.05mm | - |
| Family Name | - | ATMEGA | ATMEGA | - |
| Format | - | FIXED-POINT | - | - |
| Instruction Set Architecture | - | RISC | RISC | RISC |
| Integrated Cache | - | No | - | - |
| Lifecycle Status | - | Production (Last Updated: 2 years ago) | - | Production (Last Updated: 2 years ago) |
| Low Power Mode | - | yes | - | - |
| Max Frequency | - | 20 MHz | - | 8 MHz |
| Max Operating Temperature | - | 85 °C | - | 85 °C |
| Max Supply Voltage | - | 5.5 V | - | 5.5 V |
| Memory Type | - | Flash | EEPROM, FLASH | Flash |
| Min Operating Temperature | - | -40 °C | - | -40 °C |
| Min Supply Voltage | - | 1.8 V | - | 1.8 V |
| Number of External Interrupts | - | 3 | - | - |
| Number of Programmable I/O | - | 32 | - | 86 |
| Number of Serial I/Os | - | 2 | - | - |
| Number of SPI Channels | - | 1 | - | 1 |
| Number of Timers | - | 3 | - | - |
| On Chip Data RAM Width | - | 8 | - | - |
| On Chip Program ROM Width | - | 16 | - | - |
| Package Type | - | VQFN | TQFP | TQFP |
| Pin Count | - | 44 | 100 | 100 |
| RAM (words) | - | 16384 | - | - |
| Schedule B | - | 8542310000 | - | 8542310000, 8542310000/8542310000, 8542310000/8542310000/8542310000, 8542310000/8542310000/8542310000/8542310000 |
| Supply Voltage-Max (Vsup) | - | 5.5V | 5.5V | 5.5V |
| Typical Operating Supply Voltage | - | 1.8 → 5.5 V | 2.7 → 5.5 V | - |
| Number of Bits | - | - | 8 | 8 |
| Supply Voltage-Min (Vsup) | - | - | 4.5V | 2.7V |
| # I/Os (Max) | - | - | - | 86 |
| Clock Freq | - | - | - | 8(MHz) |
| Device Core Size | - | - | - | 8(b) |
| Maximum Expanded Memory Size | - | - | - | 64KB |
| Mounting | - | - | - | Surface Mount |
| Number of Timers - General Purpose | - | - | - | 6 |
| Operating Supply Voltage (Max) | - | - | - | 5.5(V) |
| Operating Supply Voltage (Min) | - | - | - | 1.8(V) |
| Operating Supply Voltage (Typ) | - | - | - | 2.5/3.3/5(V) |
| Operating Temp Range | - | - | - | -40C to 85C |
| Operating Temperature (Max) | - | - | - | 85C |
| Operating Temperature (Min) | - | - | - | -40C |
| Operating Temperature Classification | - | - | - | Industrial |
| Programmable | - | - | - | yes |
| Rad Hardened | - | - | - | No |
| Total Internal Ram Size | - | - | - | 8KB(kB) |
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