ATMEGA48PA-AU vs ATMEGA48PB-ANR Comparison
Detailed side-by-side comparison of ATMEGA48PA-AU by Microchip Technology and ATMEGA48PB-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
ATMEGA48PA-AU - 8-Bit AVR 20MHz 4KB Flash MCU | Microchip
ATMEGA48PA-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48PA-AU | ATMEGA48PB-ANR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.38 | $0.86 |
| Core Processor | AVR 8-bit RISC | — |
| Program Memory Size | 4 KB (2K x 16) Flash | 4 KB (2K x 16) ISP Flash |
| EEPROM Size | 256 B | 256 B |
| SRAM Size | 512 B | 512 B |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Operating Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Supply Voltage (5V operation) | 4.5 V to 5.5 V | — |
| Number of I/O Lines | 23 | — |
| General Purpose Working Registers | 32 | 32 |
| Instruction Set | 131 instructions, most single-cycle | — |
| ADC Resolution | 10-bit | — |
| ADC Channels | 8 | — |
| Timer/Counters | 3 (two 8-bit, one 16-bit) | 3 flexible timer/counters with compare modes |
| Package | 32-TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (industrial) | — |
| Flash Write/Erase Cycles | 10,000 | — |
| EEPROM Write Cycles | 100,000 | — |
| RoHS Status | Compliant | Compliant (GREEN) |
| Core Architecture | — | 8-bit AVR RISC |
| General Purpose I/O Lines | — | 27 |
| Operating Temperature Range | — | -40 C to +105 C |
| Serial Interfaces | — | USART, SPI, TWI (I2C) |
| ADC | — | 10-bit successive approximation ADC |
| Analog Comparator | — | Yes (enhanced, with ACO) |
| Internal Oscillator | — | Calibrated internal RC oscillator |
| Power Technology | — | picoPower low-power technology |
| Flash Endurance | — | [DATA_NEEDED: Flash write/erase cycles] |
| Packaging | — | Tape & Reel (T&R) |