ATMEGA164PA-MU vs ATMEGA1284P-MU Comparison
Detailed side-by-side comparison of ATMEGA164PA-MU by Microchip Technology and ATMEGA1284P-MU 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
ATMEGA164PA-MU
ATMEGA164PA-MU - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164PA-MU β ActiveMicrochip Technology
ATMEGA1284P-MU
ATMEGA1284P-MU - 128KB Flash 8-Bit AVR MCU 20MHz | Microchip
ATMEGA1284P-MU β ActiveSpecification Comparison
| Parameter | ATMEGA164PA-MU | ATMEGA1284P-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.55 | $4.10 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 16 KB (8K x 16) ISP Flash | 128 KB (64K x 16) ISP, Read-While-Write |
| EEPROM | 512 B | 4 KB |
| SRAM | 1 KB | 16 KB |
| Maximum Clock Frequency | 20 MHz | β |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| General Purpose I/O Lines | 32 | β |
| Timers/Counters | 3 (with compare modes and PWM) | β |
| USART Channels | 2 | β |
| Two-Wire Interface (I2C) | Yes, byte-oriented TWI | β |
| ADC | 8-channel, 10-bit | β |
| Instructions | 133, most single-cycle | β |
| Low Power Technology | picoPower | β |
| Package | 44-VQFN (7x7 mm) | 44-VQFN (7x7 mm) with Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: temperature range for -MU speed grade] |
| Programmability | In-System Programmable (ISP), read-while-write | β |
| Max CPU Clock | β | 20 MHz |
| I/O Lines | β | 32 general purpose |
| USART | β | 2 |
| Timer/Counters | β | 3 (with compare modes and PWM) |
| Real Time Counter (RTC) | β | Yes |
| 10-bit ADC | β | 8 channels |
| TWI (I2C) | β | 1, byte-oriented 2-wire |
| SPI | β | 1 |
| Watchdog Timer | β | Yes, programmable with on-chip oscillator |
| Programming Interface | β | ISP via SPI, self-programming boot support |
| RoHS Status | β | Compliant (per Microchip product page) |