ATMEGA1284-AUR vs ATMEGA164PA-ANR Comparison
Detailed side-by-side comparison of ATMEGA1284-AUR by Microchip Technology and ATMEGA164PA-ANR 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
ATMEGA1284-AUR
ATMEGA1284-AUR - 8-Bit AVR MCU 128KB Flash 20MHz | Microchip
ATMEGA1284-AUR β ActiveMicrochip Technology
ATMEGA164PA-ANR
ATMEGA164PA-ANR - 8-bit AVR MCU, 16KB Flash, 20MHz | Microchip
ATMEGA164PA-ANR β ActiveSpecification Comparison
| Parameter | ATMEGA1284-AUR | ATMEGA164PA-ANR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.61 | $1.10 |
| Core Architecture | 8-bit AVR RISC | β |
| Program Memory Size | 128 KB ISP Flash (64K x 16) | β |
| SRAM | 16 KB | 1 KB |
| EEPROM | 4 KB | 512 B |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Throughput | Up to 20 MIPS at 20 MHz | β |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Operating Voltage (Full 20 MHz) | 2.7 V to 5.5 V | β |
| General Purpose I/O Lines | 32 | β |
| General Purpose Working Registers | 32 | β |
| Instruction Set | 131 powerful instructions, most single-clock cycle | β |
| ADC | 8-channel, 10-bit successive approximation | 8-channel 10-bit |
| USART Interfaces | 2 | β |
| Timer/Counters | 3 flexible timer/counters with compare modes and PWM | β |
| Package | 44-pin TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel | β |
| Operating Temperature | -40C to +85C | β |
| RoHS Status | Compliant | Compliant (GRN / green per Mouser listing) |
| Lifecycle Stage | Active | β |
| Core | β | AVR 8-bit RISC |
| Flash Memory | β | 16 KB (8K x 16) ISP, read-while-write |
| I/O Count | β | 32 general purpose I/O lines |
| Timers/Counters | β | 3 flexible timer/counters with compare modes and PWM |
| USART | β | 2 |
| Serial Interfaces | β | Two-Wire serial interface (TWI/I2C), SPI, 2x USART |
| MIPS per MHz | β | Approaching 1 MIPS/MHz (single-cycle execution) |
| Low Power Technology | β | picoPower with multiple sleep modes and real-time counter |
| Programming/Debug | β | In-System Programming (ISP), debugWIRE via reset line |
| Packing | β | Tape and Reel (T/R) |