ATMEGA168A-MMHR vs ATMEGA48A-MMHR Comparison
Detailed side-by-side comparison of ATMEGA168A-MMHR by Microchip Technology and ATMEGA48A-MMHR 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
ATMEGA168A-MMHR - 8-Bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA168A-MMHR ✓ ActiveMicrochip Technology
ATMEGA48A-MMHR - 4KB AVR MCU, 20MHz, VQFN-28 | Microchip
ATMEGA48A-MMHR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168A-MMHR | ATMEGA48A-MMHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.58 | $0.00 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory | 16 KB Flash (8K x 16) | — |
| EEPROM | 512 B | 256 B |
| SRAM | 1 KB | 512 B |
| Maximum Clock Frequency | 20 MHz | — |
| Operating Voltage | 1.8 V to 5.5 V | — |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| General Purpose I/O | 23 lines | 23 lines |
| General Purpose Registers | 32 (8-bit) | — |
| Timers | Two 8-bit, one 16-bit with PWM | — |
| ADC | 10-bit successive approximation | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Internal Oscillator | 8 MHz calibrated RC | — |
| Package | 28-VQFN (4x4 mm) with exposed pad | 28-VQFN (4x4 mm), 0.45 mm pitch, 1.0 mm height |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C | [DATA_NEEDED: operating temperature range] |
| Instruction Set | 133 powerful instructions, most single-cycle | — |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Core Frequency | — | 20 MHz |
| Flash Memory | — | 4 KB (2K x 16) ISP Flash |
| Working Registers | — | 32 x 8-bit |
| Instructions | — | 131 instructions, most single-cycle |
| Timer/Counters | — | 3 flexible timer/counters with compare modes |
| Supply Voltage (min, reduced speed) | — | 1.8 V |
| Supply Voltage (full 20 MHz speed) | — | 4.5 V to 5.5 V |
| Lifecycle Status | — | Active |
| Programmability | — | In-System Programmable (ISP) Flash |