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Orders Over
$5000Microchip ATMEGA644P-20PU
Mature product; not recommended for new designs. Replaced by ATmega644PA.
Brands: Microchip Technology, Inc
Mfr.Part #: ATMEGA644P-20PU
Datasheet: ATMEGA644P-20PU Datasheet (PDF)
Package/Case: PDIP-40
Product Type: Microcontrollers
RoHS Status:
Stock Condition: 3,289 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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ATMEGA644P-20PU General Description
IC, 8BIT MCU, AVR MEGA, 20MHZ, 44-PDIP Controller ;Family/Series: AVR MEGA Core Size: 8 bit No. of I/O's: 32 ;Program Memory Size: 64 KB EEPROM Memory Size: 2.048KB RAM Memory Size: 4KB ;CPU Speed: 20MHz
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Program Memory Size (KB) | 64 | RAM (bytes) | 4096 |
| Data EEPROM (bytes) | 2048 | Pin Count | 44 |
| Operation Voltage Max.(V) | 5.5 | Operation Voltage Min.(V) | 1.8 |
| Timers | 2 x 8-bit - 1 x 16-bit | Max ADC Resolution (bits) | 10 |
| ADC Channels | 8 | Zero Cross Detect | No |
| Number of Comparators | 1 | SPI | 3 -SPI |
| I2C | 1 -I2C | Stand alone PWM | 6 |
| Low Power | Yes | Numerically Controlled Oscillator (NCO) | 0 |
| Data Signal Modulator (DSM) | 0 | Package Category | Dual-In-Line Packages |
| Released Date | Jan 11, 2017 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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![Product]( "Product")
Step1 :Product
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![Vacuum packaging]( "Vacuum packaging")
Step2 :Vacuum packaging
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![Anti-static bag]( "Anti-static bag")
Step3 :Anti-static bag
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![Individual packaging]( "Individual packaging")
Step4 :Individual packaging
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![Packaging boxes]( "Packaging boxes")
Step5 :Packaging boxes
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![bar-code shipping tag]( "bar-code shipping tag")
Step6 :bar-code shipping tag
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The ATMEGA644P-20PU is a high-performance, low-power 8-bit microcontroller with 64KB of flash memory, 4KB of SRAM, and 2KB of EEPROM. It operates at a maximum frequency of 20MHz and includes 32 general-purpose I/O pins, multiple communication interfaces, and various peripheral functions. This chip is ideal for a wide range of embedded applications requiring a compact and cost-effective solution.
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Equivalent
Some equivalent products of the ATMEGA644P-20PU chip are ATMEGA644-20PU, ATMEGA644V-20PU, ATMEGA644PA-16PU, and ATMEGA1284P-PA. These chips have similar features and specifications, making them interchangeable in many applications. -
Features
1. 64KB of flash memory 2. 4KB of SRAM 3. 32 programmable I/O lines 4. 8-channel, 10-bit A/D converter 5. 2 USARTs 6. 2 SPI interfaces 7. 3 timers/counters 8. Real-time counter with separate oscillator 9. Operating voltage range of 1.8V to 5.5V 10. 20MHz clock speed -
Pinout
ATMEGA644P-20PU is a 40-pin microcontroller from Atmel. It has 32KB of flash memory, 2KB of SRAM, and 1KB of EEPROM. It features 32 I/O pins and supports SPI, I2C, UART communication protocols. It operates at a speed of 20MHz and is suitable for a wide range of embedded applications. -
Manufacturer
ATMEGA644P-20PU is manufactured by Microchip Technology Inc., an American company that specializes in the design and production of microcontroller, memory, and analog semiconductors. They are known for their wide range of products for various industries, including automotive, consumer, and industrial applications. -
Application Field
ATMEGA644P-20PU is commonly used in industrial automation, robotics, smart home devices, and automotive applications. It is also widely used in IoT devices, sensor networks, and embedded control systems where low power consumption and high performance are required. -
Package
The ATMEGA644P-20PU chip is in a 40-pin DIP package with a through-hole form. The size of the chip is 10mm x 10mm.
Datasheet PDF
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