ATMEGA48P-20AUR vs ATMEGA48A-AU Comparison

Detailed side-by-side comparison of ATMEGA48P-20AUR by Microchip Technology and ATMEGA48A-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
ATMEGA48P-20AUR ATMEGA48P-20AUR - 8-bit AVR MCU 4KB Flash 20MHz 32-TQFP | Microchip

ATMEGA48P-20AUR - 8-bit AVR MCU 4KB Flash 20MHz 32-TQFP | Microchip

ATMEGA48P-20AUR ✓ Active
Microchip Technology
ATMEGA48A-AU ATMEGA48A-AU - 8-bit AVR MCU, 4KB Flash, 20MHz, TQFP-32 | Microchip

ATMEGA48A-AU - 8-bit AVR MCU, 4KB Flash, 20MHz, TQFP-32 | Microchip

ATMEGA48A-AU ✓ Active

Specification Comparison

Parameter ATMEGA48P-20AUR ATMEGA48A-AU
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $2.05 $1.78
Core Architecture 8-bit AVR RISC AVR 8-bit RISC
Maximum Clock Frequency 20 MHz 20 MHz
Performance Up to 20 MIPS at 20 MHz —
Flash Memory 4 KB (2K x 16) —
EEPROM 256 B —
SRAM 512 B —
Supply Voltage Range 4.5 V to 5.5 V —
General Purpose I/O 23 I/O lines —
Timers/Counters Three flexible timer/counters with compare modes —
ADC 10-bit, 6-channel —
Serial Interfaces USART, SPI, 2-wire (I2C-compatible) —
Package 32-TQFP (7x7 mm) 32-pin TQFP (7x7 mm)
Operating Temperature [DATA_NEEDED: operating temperature range] -40 C to +85 C
Life Cycle Stage ACTIVE —
Mounting Type Surface Mount Surface Mount
Programming In-System Programmable (ISP) Flash —
Power Technology picoPower low-power features with sleep modes —
MIPS Throughput — 20 MIPS
Program Memory (Flash) — 4 KB (2K x 16)
Data EEPROM — 256 B
Data SRAM — 512 B
General-Purpose I/O Lines — 23
General-Purpose Working Registers — 32
Supply Voltage (VCC) — 4.5 V to 5.5 V
ADC Resolution — 10-bit
ADC Channels — 8
Timer/Counters — 3 (with compare modes)
PWM Channels — 6
Communication Interfaces — SPI, TWI (I2C), USART
MSL Level — 3 (168 hours)
RoHS Status — Compliant

Datasheets & Resources

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