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Microchip ATMEGA644P-A15AZ
Mature product; not recommended for new designs. Replaced by ATmega644PA.
Brands: Microchip Technology, Inc
Mfr.Part #: ATMEGA644P-A15AZ
Datasheet: ATMEGA644P-A15AZ Datasheet (PDF)
Package/Case: TQFP-44
RoHS Status:
Stock Condition: 3,321 pcs, New Original
Product Type: Microcontrollers
Warranty: 1 Year Ovaga Warranty - Find Out More
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*All prices are in USD
| Qty | Unit Price | Ext Price |
|---|---|---|
| 1 | $6.246 | $6.246 |
| 200 | $2.418 | $483.600 |
| 500 | $2.333 | $1166.500 |
| 1500 | $2.290 | $3435.000 |
In Stock: 3,321 PCS
ATMEGA644P-A15AZ General Description
The ATMEGA644P-A15AZ microcontroller chip from Microchip Technology embodies a robust and flexible design, making it suitable for a wide array of applications. Equipped with an 8-bit RISC microcontroller core running at speeds of up to 20 MHz, it delivers reliable performance across industrial control systems, consumer electronics, and automotive applications. Its substantial 64KB of flash memory, 4KB of SRAM, and 2KB of EEPROM memory provide ample data storage, while the versatile communication interfaces such as SPI, I2C, and UART ensure seamless connectivity with other devices. With 32 general-purpose I/O pins and 8 ADC channels, the ATMEGA644P-A15AZ offers versatile connectivity and analog sensor data acquisition capabilities. Furthermore, its operational voltage range of 1.8V to 5.5V enables compatibility with a wide range of power supplies, and its built-in peripherals including timers, PWM outputs, and interrupts enhance its adaptability and usefulness for various embedded system applications
Features
- This microcontroller is compatible with various operating voltages
- Features 32 programmable I/O lines for customization
- Suitable for industrial control systems and automation projects
- Operating frequency up to 4MHz
Application
- Vehicle tracking
- Smart locks
- Wearable health monitors
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 | Case/Package | TQFP |
| Contact Plating | Tin | Mount | Surface Mount |
| Number of Pins | 44 | Core Architecture | AVR |
| Data Bus Width | 8 b | Frequency | 16 MHz |
| Interface | 2-Wire, I2C, SPI, UART, USART | Max Frequency | 16 MHz |
| Max Operating Temperature | 125 °C | Max Supply Voltage | 5.5 V |
| Memory Size | 64 kB | Memory Type | FLASH |
| Min Operating Temperature | -40 °C | Min Supply Voltage | 2.7 V |
| Number of I/Os | 32 | Number of Programmable I/O | 32 |
| Number of Timers/Counters | 3 | Oscillator Type | Internal |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | RAM Size | 4 kB |
| Watchdog Timer | Yes | Series | Automotive, AEC-Q100, AVR® ATmega |
| Product Status | Active | Programmabe | Verified |
| Core Processor | AVR | Core Size | 8-Bit |
| Speed | 16MHz | Connectivity | I2C, SPI, UART/USART |
| Number of I/O | 32 | Program Memory Size | 64KB (32K x 16) |
| Program Memory Type | FLASH | EEPROM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V | Data Converters | A/D 8x10b |
| Operating Temperature | -40°C ~ 125°C (TA) | Mounting Type | Surface Mount |
| Package / Case | 44-TQFP | Supplier Device Package | 44-TQFP (10x10) |
| Base Product Number | ATMEGA644 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
 |
DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
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 |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
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 | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
 |
Paypal | charge 4.0% service fee. |
 |
Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
 |
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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Step3 :Anti-static bag
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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-A15AZ is a microcontroller chip designed by Atmel. It features a 8-bit AVR RISC-based processor, 64KB of Flash memory, 4KB of SRAM, 2KB of EEPROM, and various communication interfaces. The chip is widely used in various embedded applications due to its high performance and low power consumption.
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Equivalent
Some equivalent products of ATMEGA644P-A15AZ chip are ATMEGA644P-AU, ATMEGA644P-AU, ATMEGA644PV-10AZ, ATMEGA645PA-AU, ATMEGA644P-AN, ATMEGA1284P-AU, ATMEGA2564RFR2-ZU, and ATMEGA644P-20SU. -
Features
ATMEGA644P-A15AZ features 64KB Flash, 4KB SRAM, 2KB EEPROM, 32 general-purpose I/O pins, 8-channel 10-bit ADC, 4 PWM channels, UART interfaces, SPI, TWI, and JTAG interfaces. It operates at 1.8-5.5V and has a maximum speed of 20MHz. It supports debugging and programming through JTAG and ISP. -
Pinout
The ATMEGA644P-A15AZ is a 40-pin microcontroller with 32 KB flash memory, 2 KB SRAM, and 1 KB EEPROM. It features 4 PWM channels, 8-channel 10-bit ADC, USART, SPI, I2C, and 32 GPIO pins. Functions include controlling motors, sensors, displays, communication interfaces, and other electronic devices in embedded systems. -
Manufacturer
The ATMEGA644P-A15AZ is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog and Flash-IP solutions. Microchip Technology Inc. is an American company known for its extensive product portfolio and commitment to providing innovative solutions for a wide range of industries including automotive, industrial, consumer, and aerospace. -
Application Field
The ATMEGA644P-A15AZ is suitable for a wide range of applications including industrial automation, consumer electronics, automotive systems, medical devices, and more. It offers advanced control capabilities, high performance, and low power consumption, making it ideal for various embedded systems requiring robust microcontroller solutions. -
Package
The ATMEGA644P-A15AZ chip comes in a 40-pin PDIP (Plastic Dual In-line Package) form with a size of 0.59" x 1.40" x 0.23" (15.00mm x 35.56mm x 5.80mm).
Datasheet PDF
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