Microchip Technology ATMEGA48-20AU Microcontrollers
IC MCU 8BIT 4KB FLASH 32TQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA48-20AU
Base Model
Detailed Description
IC MCU 8BIT 4KB FLASH 32TQFP
Package
32-TQFP
Lifecycle Status
Active
Datasheet
ATMEGA48-20AU Datasheet
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Technical Specifications
Microchip Technology ATMEGA48-20AU Microcontrollers technical specifications.
General
RAM Size
512 x 8
Package / Case
32-TQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2.7V ~ 5.5V
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
23
Speed
20MHz
EEPROM Size
256 x 8
Core Processor
AVR
Alternate Parts Comparison (ATMEGA48-20AU vs ATMEGA48V-10MU vs ATMEGA48-15AZ vs ATMEGA48V-10MMU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 32-TQFP | 32-VFQFN Exposed Pad | 32-TQFP | 28-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 2.7V ~ 5.5V | 1.8V ~ 5.5V |
| Core Processor | AVR | AVR | AVR | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| RAM Size | 512 x 8 | 512 x 8 | 512 x 8 | 512 x 8 |
| Connectivity | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| Data Converters | A/D 8x10b | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| EEPROM Size | 256 x 8 | 256 x 8 | 256 x 8 | 256 x 8 |
| Number of I/O | 23 | 23 | 23 | 23 |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Action |
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