ATMEGA48PA-ANR vs ATMEGA328PB-AU Comparison
Detailed side-by-side comparison of ATMEGA48PA-ANR by Microchip Technology and ATMEGA328PB-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
ATMEGA48PA-ANR - 8-Bit AVR MCU 4KB Flash 20MHz | Microchip
ATMEGA48PA-ANR ✓ ActiveMicrochip Technology
ATMEGA328PB-AU - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328PB-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA48PA-ANR | ATMEGA328PB-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.98 | $1.12 |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Program Memory | 4 KB (2K x 16) | — |
| EEPROM | 256 B | 2 KB |
| SRAM | 512 B | 4 KB |
| Maximum Clock Frequency | 20 MHz | — |
| Maximum MIPS | 20 MIPS (1 MIPS/MHz) | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| Number of I/O Lines | 23 | — |
| Timer/Counters | 3 (two 8-bit, one 16-bit) | — |
| ADC Resolution | 10-bit | 10-bit |
| ADC Channels | 8 single-ended multiplexed | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (Industrial) |
| Package | 32-TQFP (7x7 mm), 0.8 mm pitch | 32-TQFP (7 x 7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Interface | ICSP (in-circuit serial programming) | — |
| Low Power Technology | picoPower | — |
| Lifecycle Status | ACTIVE | — |
| RoHS Status | Compliant (green package per digchip data) | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Flash Memory | — | 32 KB (16K x 16) |
| General Purpose I/O | — | 27 |
| Connectivity | — | I2C x2, SPI x2, USART x2 |
| Number of ADC Channels | — | 7 |
| Technology | — | picoPower, CMOS |
| Safety Feature | — | Functional Safety (FuSa) |
| Programming | — | In-System Programmable (ISP), read-while-write |
| Instruction Throughput | — | Up to 20 MIPS at 20 MHz |