ATMEGA1284P-MUR vs ATMEGA164A-MCHR Comparison
Detailed side-by-side comparison of ATMEGA1284P-MUR by Microchip Technology and ATMEGA164A-MCHR 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
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR β ActiveMicrochip Technology
ATMEGA164A-MCHR
ATMEGA164A-MCHR - 8-bit AVR MCU 16KB Flash 20MHz QFN-44 | Microchip
ATMEGA164A-MCHR β ActiveSpecification Comparison
| Parameter | ATMEGA1284P-MUR | ATMEGA164A-MCHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $3.01 |
| Core | AVR 8-bit RISC | β |
| Max Clock Frequency | 20 MHz | β |
| Flash Program Memory | 128 KB (64K x 16), In-System Programmable | β |
| SRAM | 16 KB | 1 KB |
| EEPROM | 4 KB | 512 B |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 1 MIPS per MHz |
| General Purpose I/O Lines | 32 | β |
| USARTs | 2 | β |
| Timer/Counters | 3 (with compare modes and PWM) | β |
| ADC | 8-channel, 10-bit | β |
| Serial Interfaces | TWI (I2C, byte-oriented), SPI, 2x USART | β |
| Real Time Counter | Yes (RTC) | β |
| Working Registers | 32 x 8 general purpose | β |
| Instructions | 131 instructions, most single-cycle | β |
| Multiplier | On-chip 2-cycle hardware multiplier | β |
| Package | 44-VQFN (7x7 mm), exposed pad | 44-QFN (MLF) 5x5 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Debug / Programming | ISP (In-Circuit Serial Programming), JTAG | β |
| Life Cycle Stage | Active | β |
| Core Architecture | β | AVR 8-bit RISC |
| Maximum Clock Frequency | β | 20 MHz |
| Flash Memory | β | 16 KB (8K x 16) ISP Flash |
| General Purpose I/O | β | 32 I/O lines |
| General Purpose Working Registers | β | 32 registers |
| Instruction Set | β | 133 instructions, mostly single-cycle |
| Operating Temperature (Max) | β | 85 C |
| Packaging | β | Tape and Reel (R suffix) |
| Programming | β | In-System Programmable (ISP), read-while-write |
| Debug Interface | β | In-Circuit Debug via MPLAB SNAP (ICSP) |
| Lifecycle Status | β | Active |
| RoHS Status | β | [DATA_NEEDED: RoHS compliance status] |