ATMEGA1284P-MUR vs ATMEGA1284-PU Comparison
Detailed side-by-side comparison of ATMEGA1284P-MUR by Microchip Technology and ATMEGA1284-PU 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
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ ActiveMicrochip Technology
ATMEGA1284-PU - 8-bit AVR MCU 128KB Flash 20MHz PDIP-40 | Microchip
ATMEGA1284-PU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA1284P-MUR | ATMEGA1284-PU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | AVR 8-bit RISC | — |
| Max Clock Frequency | 20 MHz | — |
| Flash Program Memory | 128 KB (64K x 16), In-System Programmable | 128KB (64K x 16) |
| SRAM | 16 KB | 16KB |
| EEPROM | 4 KB | 4KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.5V to 5.5V (speed-graded) |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| General Purpose I/O Lines | 32 | — |
| USARTs | 2 | — |
| Timer/Counters | 3 (with compare modes and PWM) | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Serial Interfaces | TWI (I2C, byte-oriented), SPI, 2x USART | SPI, 2-Wire (I2C), USART |
| Real Time Counter | Yes (RTC) | — |
| Working Registers | 32 x 8 general purpose | — |
| Instructions | 131 instructions, most single-cycle | 133 instructions, most single-cycle |
| Multiplier | On-chip 2-cycle hardware multiplier | — |
| Package | 44-VQFN (7x7 mm), exposed pad | 40-PDIP |
| Mounting Type | Surface Mount | Through Hole |
| Debug / Programming | ISP (In-Circuit Serial Programming), JTAG | — |
| Life Cycle Stage | Active | — |
| Core Architecture | — | AVR enhanced RISC, 8-bit |
| Maximum Clock Frequency | — | 20 MHz |
| I/O Pins | — | 32 general purpose I/O lines |
| Timers | — | 2 x 8-bit, 1 x 16-bit |
| USART | — | 2 |
| JTAG | — | Yes (Port C, on-chip debug and boundary-scan) |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| RoHS Status | — | [DATA_NEEDED: RoHS status] |