atmega128a-au datasheet and alternative parts, atmega128a-au VS atmega128a-aur VS atmega1284p-mu VS atmega1284p-mur
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| Part: | ATMEGA1284P-MUR | ATMEGA128A-AUR | ATMEGA1284P-MU | ATMEGA128A-AU |
| Manufacturer: | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Description: | IC MCU 8BIT 128KB FLASH 44VQFN | IC MCU 8BIT 128KB FLASH 64TQFP | IC MCU 8BIT 128KB FLASH 44VQFN | IC MCU 8BIT 128KB FLASH 64TQFP |
| Product Category: | Microcontrollers | Microcontrollers | Microcontrollers | Microcontrollers |
| Base Part Number | ATMEGA1284P | ATMEGA128A | ATMEGA1284P | ATMEGA128A |
| Base Product Number | ATMEGA1284 | ATMEGA128 | ATMEGA1284 | ATMEGA128 |
| Bit Size | 8 | 8 | 8 | 8 |
| Boundary Scan | yes | - | yes | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology | Microchip Technology / Atmel |
| Connectivity | I2C, SPI, UART/USART | EBI/EMI, I2C, SPI, UART/USART | I2C, SPI, UART/USART | EBI/EMI, I2C, SPI, UART/USART |
| Contact Plating | Tin | Tin | Tin | Tin |
| Core Architecture | AVR | - | AVR | - |
| 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 | yes | No | yes |
| Data Bus Width | 8B | 8B | 8B | 8B |
| Data Converter | A/D 8x10b | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| Data Converters | A/D 8x10b | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| 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 |
| Factory Lead Time | 7 Weeks | 7 Weeks | 2 Weeks | 7 Weeks |
| Format | FIXED-POINT | - | FIXED-POINT | - |
| Frequency | 20MHz | 16MHz | 20MHz | 16MHz |
| Has ADC | yes | yes | yes | yes |
| Height | 0.88 mm | - | 950μm | - |
| Height Seated (Max) | 1mm | 1.2mm | - | 1.2mm |
| Integrated Cache | No | - | No | - |
| Interface | 2-Wire, I2C, IrDA, LIN, SPI, UART, USART | EBI/EMI, I2C, SPI, UART, USART | 2-Wire, I2C, SPI, UART, USART | EBI/EMI, I2C, SPI, UART, USART |
| Interface Type | 2-Wire, SPI, USART | JTAG/SPI/TWI/USART | 2-Wire, SPI, USART | JTAG/SPI/TWI/USART |
| Interfaces | SPI/USART | JTAG/SPI/TWI/USART | SPI/USART | JTAG/SPI/TWI/USART |
| JESD-30 Code | S-PQCC-N44 | S-PQFP-G64 | S-PQCC-N44 | S-PQFP-G64 |
| JESD-609 Code | e3 | e3 | - | e3 |
| Length | 7mm | 14 mm | 7.1mm | 14 mm |
| Lifecycle Status | Production (Last Updated: 2 years ago) | - | Production (Last Updated: 2 years ago) | - |
| Low Power Mode | yes | - | yes | - |
| Manufacturer | Microchip | Microchip | Microchip | Microchip |
| Max Frequency | 20 MHz | - | 20 MHz | - |
| Max Operating Temperature | 85 °C | - | 85 °C | - |
| Max Supply Voltage | 5.5 V | - | 5.5 V | - |
| Maximum Operating Temperature | + 85 C | + 85 C | +85 °C | + 85 C |
| Memory Size | 128kB | 128kB | 128kB | 128kB |
| Memory Type | Flash | - | Flash | - |
| Mfr | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Min Operating Temperature | -40 °C | - | -40 °C | - |
| Min Supply Voltage | 1.8 V | - | 1.8 V | - |
| 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 3 - 168 hours | MSL 1 - Unlimited | MSL 3 - 168 hours |
| Number of External Interrupts | 3 | - | 3 | - |
| Number of I/O | 32 | 53 | 32 | 53 |
| Number of I/O Lines | 32 | 53 | 32 | 53 |
| Number of I/Os | 32 I/O | 53 I/O | 32 I/O | 53 I/O |
| Number of Pins | 44 | 64 | 44 | 64 |
| Number of Programmable I/O | 32 | - | 32 | - |
| Number of Serial I/Os | 2 | - | 2 | - |
| Number of Terminals | 44 | 64 | 44 | 64 |
| Number of Terminations | 44 | 64 | 44 | 64 |
| Number of Timers | 3 | - | 3 | - |
| Number of Timers/Counters | 3 | 4 | 3 | 4 |
| On Chip Data RAM Width | 8 | - | 8 | - |
| On Chip Program ROM Width | 16 | - | 16 | - |
| 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 | Tape and Reel (TR);Cut Tape (CT);Digi-Reel®; | Tape and Reel (TR);Cut Tape (CT);Digi-Reel®; | Tray | Tape and Reel (TR);Cut Tape (CT);Digi-Reel®; |
| Package / Case | 44-VFQFN Exposed Pad | 64-TQFP | 44-VFQFN Exposed Pad | 64-TQFP |
| Package Shape | Square | Square | Square | Square |
| Packaging | Tape and Reel (TR) | Tape and Reel (TR) | Tray | Tape and Reel (TR) |
| Part Status | Active | Active | Active | Active |
| Pbfree Code | yes | yes | yes | yes |
| Peak Reflow Temperature (Cel) | 260 | 260 | NOT SPECIFIED | 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 | 2/5V | 3/5V | 2/5V | 3/5V |
| 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 | 128KB 64K x 16 | 128KB 64K x 16 | 128KB 64K x 16 | 128KB 64K x 16 |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Published | 2004 | 2003 | 1997 | 2003 |
| 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) | 16384 | 4096 | 16384 | 4096 |
| RAM (words) | 16384 | - | 16384 | - |
| RAM Size | 16K x 8 | 4K x 8 | 16K x 8 | 4K 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) | 65536 | 65536 | 65536 | 65536 |
| ROM Programmability | Flash | Flash | Flash | Flash |
| Seated Height-Max | 1 mm | 1.2 mm | 1 mm | 1.2 mm |
| Series | AVR® ATmega | AVR® ATmega | AVR® ATmega | AVR® ATmega |
| Speed | 20MHz | 16MHz | 20MHz | 16MHz |
| Supplier Device Package | 44-VQFN (7x7) | 64-TQFP (14x14) | 44-VQFN (7x7) | 64-TQFP (14x14) |
| Supply Current-Max | 12 mA | 19 mA | 12 mA | 19 mA |
| Supply Voltage-Max (Vsup) | 5.5V | 5.5V | 5.5V | 5.5V |
| Supply Voltage-Min (Vsup) | 1.8V | - | - | - |
| Surface Mount | yes | yes | yes | yes |
| Temperature Grade | Industrial | Industrial | Industrial | Industrial |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | - | Matte Tin (Sn) |
| Terminal Form | NO LEAD | Gull wing | NO LEAD | Gull wing |
| Terminal Pitch | 0.5mm | 0.8mm | 0.5mm | 0.8mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | - | 40 |
| Tradename | AVR | AVR | AVR | AVR |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Voltage - Supply (Vcc/Vdd) | 1.8V~5.5V | 2.7V~5.5V | 1.8V~5.5V | 2.7V~5.5V |
| Watchdog Timer | yes | yes | yes | yes |
| Width | 7 mm | 14 mm | 7.1mm | 14 mm |
| # I/Os (Max) | - | 53 | - | 53 |
| Additional Feature | - | IT ALSO OPERATES 8MHZ AT MINI 2.7V | - | IT ALSO OPERATES 8MHZ AT MINI 2.7V |
| Address Bus Width | - | 16 | - | 16 |
| Clock Freq | - | 16(MHz) | - | 16(MHz) |
| Device Core Size | - | 8(b) | - | 8(b) |
| External Data Bus Width | - | 8 | - | 8 |
| Instruction Set Architecture | - | RISC | RISC | RISC |
| Lead Free | - | Lead Free | Lead Free | Lead Free |
| Manufacturer Package Identifier | - | 64A | - | 64A |
| Maximum Expanded Memory Size | - | 64KB | - | 64KB |
| Mounting | - | Surface Mount | - | Surface Mount |
| Number of ADC Channels | - | 8 Channel | 8 | 8 Channel |
| Number of Timers - General Purpose | - | 4 | - | 4 |
| Operating Supply Voltage (Max) | - | 5.5(V) | - | 5.5(V) |
| Operating Supply Voltage (Min) | - | 2.7(V) | - | 2.7(V) |
| Operating Supply Voltage (Typ) | - | 3.3/5(V) | - | 3.3/5(V) |
| Operating Temp Range | - | -40C to 85C | - | -40C to 85C |
| Operating Temperature (Max) | - | 85C | - | 85C |
| Operating Temperature (Min) | - | -40C | - | -40C |
| Operating Temperature Classification | - | Industrial | - | Industrial |
| Package Type | - | TQFP | VQFN | TQFP |
| Pin Count | - | 64 | 44 | 64 |
| Programmable | - | yes | - | yes |
| Rad Hardened | - | No | - | No |
| Supply Voltage | - | 5V | - | 5V |
| Total Internal Ram Size | - | 4KB(kB) | - | 4KB(kB) |
| Applications | - | - | -- | - |
| Controller Series | - | - | 8-bit Microcontrollers - MCU | - |
| Dimensions | - | - | 7.1 x 7.1 x 0.95mm | - |
| Family Name | - | - | ATMEGA | - |
| Number of I2C Channels | - | - | 1 | - |
| Number of PWM Channels | - | - | 6 | - |
| Number of SPI Channels | - | - | 1 | - |
| Schedule B | - | - | 8542310000 | - |
| Typical Operating Supply Voltage | - | - | 1.8 → 5.5 V | - |
| Voltage - Supply | - | - | 1.8 V ~ 5.5 V | - |
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