ATMEGA48PA-MMHR vs ATMEGA48A-MMHR Comparison
Detailed side-by-side comparison of ATMEGA48PA-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
ATMEGA48PA-MMHR - 4KB Flash 20MHz AVR MCU | Microchip
ATMEGA48PA-MMHR β ActiveMicrochip Technology
ATMEGA48A-MMHR - 4KB AVR MCU, 20MHz, VQFN-28 | Microchip
ATMEGA48A-MMHR β ActiveSpecification Comparison
| Parameter | ATMEGA48PA-MMHR | ATMEGA48A-MMHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.62 | $0.00 |
| Core | AVR 8-bit RISC | β |
| Flash Memory | 4 KB (2K x 16) | 4 KB (2K x 16) ISP Flash |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 512 B |
| Maximum Clock Frequency | 20 MHz | β |
| Maximum Throughput | 20 MIPS at 20 MHz | β |
| Operating Voltage Range | 1.8 V to 5.5 V | β |
| I/O Lines | 23 | β |
| ADC Resolution | 10-bit | β |
| Timers | 1 x 8-bit, 1 x 16-bit (plus RTC timer) | β |
| Communication Interfaces | USART, SPI, 2-wire (I2C compatible) | β |
| Analog Comparator | Yes, 1 on-chip | β |
| Watchdog Timer | Programmable, separate on-chip oscillator | β |
| Operating Temperature | -40C to +85C (IND) | [DATA_NEEDED: operating temperature range] |
| Package | 28-pad VQFN/MLF, 4x4 mm, 0.45 mm pitch, 1 mm height | 28-VQFN (4x4 mm), 0.45 mm pitch, 1.0 mm height |
| Mounting Type | Surface Mount | Surface Mount |
| Packing | Tape & Reel (R suffix) | β |
| RoHS Status | Green / RoHS compliant package | [DATA_NEEDED: RoHS status] |
| Core Architecture | β | 8-bit AVR RISC |
| Core Frequency | β | 20 MHz |
| General Purpose I/O | β | 23 lines |
| Working Registers | β | 32 x 8-bit |
| Instructions | β | 131 instructions, most single-cycle |
| Timer/Counters | β | 3 flexible timer/counters with compare modes |
| Supply Voltage (min, reduced speed) | β | 1.8 V |
| Supply Voltage (full 20 MHz speed) | β | 4.5 V to 5.5 V |
| Lifecycle Status | β | Active |
| Programmability | β | In-System Programmable (ISP) Flash |