ATMEGA4809-AUR vs ATMEGA164A-AU Comparison
Detailed side-by-side comparison of ATMEGA4809-AUR by Microchip Technology and ATMEGA164A-AU 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
ATMEGA4809-AUR - 8-bit AVR 20MHz 48KB Flash MCU 48-TQFP
ATMEGA4809-AUR ✓ ActiveMicrochip Technology
ATMEGA164A-AU - 8-bit AVR MCU, 16KB Flash, 20MHz, 44-TQFP
ATMEGA164A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA4809-AUR | ATMEGA164A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.74 | $2.65 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Maximum CPU Clock | 20 MHz | — |
| Program Memory (Flash) | 48 KB (24K x 16) | 16 KB (8K x 16) |
| SRAM | 6 KB | 1 KB |
| EEPROM | 256 Bytes | 512 B |
| Operating Voltage Range | 1.8 V to 5.5 V | — |
| GPIO Count | Up to 41 (on 48-pin package) | — |
| ADC | 16-channel x 10-bit | 8-channel, 10-bit |
| Timers | 5 | — |
| Communication Interfaces | 4 USART, I2C, SPI | 2x USART, SPI, I2C (TWI) |
| Debug Interface | UPDI (single-wire) | — |
| Package | 48-TQFP (7x7 mm) | 44-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | -40 C to +85 C (industrial) | — |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | AVR 8-bit RISC |
| Maximum CPU Speed | — | 20 MHz (20 MIPS) |
| Supply Voltage | — | 2.7 V to 5.5 V (4.5V-5.5V at 20MHz) |
| General Purpose I/O | — | 32 |
| Timers/Counters | — | Two 8-bit, One 16-bit |
| PWM Channels | — | 6 |
| Operating Temperature | — | -40C to +85C (industrial) |