ATMEGA164A-PU vs ATMEGA1284P-PU Comparison
Detailed side-by-side comparison of ATMEGA164A-PU by Microchip Technology and ATMEGA1284P-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
ATMEGA164A-PU - 8-bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA164A-PU ✓ ActiveMicrochip Technology
ATMEGA1284P-PU - 128KB AVR MCU 20MHz 40-PDIP | Microchip
ATMEGA1284P-PU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164A-PU | ATMEGA1284P-PU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.15 | $6.05 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Flash Memory | 16 KB (8K x 16) In-System Programmable | 128 KB (64K x 16) ISP Flash |
| SRAM | 1 KB | 16 KB |
| EEPROM | 512 bytes | 4 KB |
| Maximum Clock Frequency | 20 MHz | — |
| Supply Voltage Range | 2.5 V to 5.5 V | 1.8 V to 5.5 V |
| General Purpose I/O | 32 lines | — |
| Working Registers | 32 x 8-bit | 32 general purpose |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit | — |
| USART Interfaces | 2 | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit |
| Serial Interfaces | USART x2, SPI, TWI (I2C) | 2x USART, TWI (I2C-compatible), SPI |
| Package | 40-PDIP (0.600 in, 15.24 mm) | 40-PDIP (through-hole) |
| Mounting Type | Through-Hole | Through Hole |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| On-Chip Debug | DebugWIRE (single-wire via RESET) | — |
| Sleep Modes | Multiple including Power-down and Power-save | — |
| RoHS Status | Compliant | — |
| Max Clock Frequency | — | 20 MHz |
| GPIO Count | — | 32 general purpose I/O lines |
| USART Count | — | 2 |
| Timer/Counters | — | 3 with compare modes and PWM |
| Special Features | — | picoPower, Real Time Counter, Read-While-Write Flash |
| Instruction Set Throughput | — | Up to 1 MIPS per MHz |
| Lifecycle Status | — | Active |