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ATMEGA48PA-PU
+BOMIC MCU 8BIT 4KB FLASH 28DIP
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ManufacturerAtmel
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Mfr. Part #ATMEGA48PA-PU
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Datasheet ATMEGA48PA-PU DataSheet
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Package SPDIP-28
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In Stock6023
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Specifications
| Attribute | Value |
| Package | Bulk |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 23 |
| ProgramMemorySize | 4KB (2K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 256 x 8 |
| RAMSize | 512 x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 5.5V |
| DataConverters | A/D 6x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Through Hole |
| Package/Case | 28-DIP (0.300, 7.62mm) |
Overview
Description
Key features of the ATMEGA48PA-PU include 23 programmable I/O lines, three flexible timer/counters, an 8-channel 10-bit ADC, and a watchdog timer for increased reliability. It is designed to function over a wide voltage range (1.8V to 5.5V), making it suitable for battery-operated devices. The device also offers power-saving modes such as idle, power-save, and power-down, enhancing its energy efficiency.
The ATMEGA48PA-PU is widely used in applications like automation systems, consumer electronics, and prototyping, thanks to its balance of performance, memory, and flexibility.
Equivalent
Features
- Flash Memory: 4KB in-system programmable Flash memory.
- SRAM: 512 bytes of internal SRAM.
- EEPROM: 256 bytes of EEPROM.
- I/O Ports: 23 programmable I/O lines.
- Timers: Two 8-bit timers and one 16-bit timer.
- ADC: 10-bit ADC with 6 channels.
- USART: Universal Synchronous/Asynchronous Receiver/Transmitter.
- SPI Interface: Serial Peripheral Interface.
- TWI/I2C Interface: Two-wire Serial Interface.
- Watchdog Timer: Programmable Watchdog Timer with an internal oscillator.
- Power-saving Modes: Various power management modes like Idle, ADC Noise Reduction, Power-save, Power-down, and Standby.
- Operating Voltage: 1.8V to 5.5V.
- Package: 28-pin PDIP.
These features make it suitable for various applications, including embedded systems, consumer electronics, and industrial automation.
Pinout
1. VCC: Power supply.
2. GND: Ground.
3. Port B (PB0-PB7): Digital I/O, PWM outputs, and SPI communication.
4. Port C (PC0-PC5): Digital I/O and ADC inputs (PC6 and PC7 are used for RESET and XTAL1/XTAL2 for external clock/crystal oscillator).
5. Port D (PD0-PD7): Digital I/O, USART communication, and external interrupts.
6. AVCC: Supply voltage for the ADC (usually connected to VCC).
7. AREF: Reference voltage for the ADC.
8. RESET: Resets the microcontroller (active low).
The ATMEGA48PA-PU supports various features, including a 10-bit ADC, USART for serial communication, SPI, I2C, PWM, and timers. These features make it suitable for various embedded applications.
Manufacturer
Application
1. Consumer Electronics: Used in remote controls, toys, and home automation devices.
2. Industrial Controls: Employed in process automation, motor controls, and sensor management.
3. Automotive Systems: Integrated into dashboard controls, entertainment systems, and engine management units.
4. Medical Devices: Utilized in portable medical instruments and diagnostic tools.
5. Embedded Systems: Suitable for development boards, prototypes, and educational projects.
6. IoT Devices: Functions in smart meters, wearable technology, and home security systems.
Its features make it ideal for applications requiring efficient processing, reliable performance, and low power usage.