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ATMEGA640-16AU
+NomenclatureIC MCU 8BIT 64KB FLASH 100TQFP
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FabricantTechnologie de micropuce
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Pièce fabricant #ATMEGA640-16AU
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Fiche technique ATMEGA640-16AU DataSheet
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Package TQFP-100
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En stock3213
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Spécifications
| Attribut | Valeur |
| Package / Case | Tray |
| Series | AVR® ATmega |
| Part Status | Active |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | EBI/EMI, I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 86 |
| Program Memory Size | 64KB (32K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 4K x 8 |
| RAM Size | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 16x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
Operating at 16MHz, it includes 54 I/O pins, 4 UARTs, 8 PWM channels, and a 10-bit ADC, supporting versatile interfacing. It also offers JTAG and SPI for programming/debugging.
Built for industrial and automotive use, it operates at 1.8–5.5V, ensuring power efficiency. The TQFP-100 package makes it compact for PCB designs.
Key applications include automation, motor control, and IoT devices. Its robust peripherals and memory capacity make it ideal for mid-range embedded systems.
Equivalent
- ATMEGA1280-16AU (higher flash, same pinout)
- ATMEGA2560-16AU (higher flash, same pinout)
- ATMEGA640V-16AU (industrial temp range)
- ATMEGA1281-16AU (similar specs, smaller package)
These are pin-compatible or functionally similar 8-bit AVR microcontrollers with comparable features. For exact replacements, verify datasheet specs.
Pinout
- Pin Count: 64 pins (TQFP package).
- Core: 8-bit AVR, operating at 16 MHz (16AU suffix).
- Flash Memory: 64 KB for program storage.
- SRAM: 8 KB.
- EEPROM: 4 KB.
- I/O Pins: 54 programmable I/O lines.
- Peripherals:
- 4 UARTs, 2 SPIs, 1 I²C.
- 16-channel 10-bit ADC.
- 4 timers (2x 8-bit, 2x 16-bit).
- PWM outputs.
- Voltage: 1.8V–5.5V operation.
Designed for embedded applications requiring high performance and connectivity.
Application
- Industrial Control: Automation systems, motor control, and sensors.
- Consumer Electronics: Home appliances, smart devices, and gadgets.
- Embedded Systems: Data loggers, IoT nodes, and peripheral controllers.
- Automotive: Dashboard controls, lighting systems, and basic ECUs.
- Robotics: Simple robotic controllers and servo management.
- Medical Devices: Low-complexity diagnostic and monitoring tools.
With 64KB Flash, 4KB RAM, and 16MHz operation, it suits cost-sensitive, moderate-performance applications requiring reliability and ease of development.
