Microchip Technology ATMEGA644P-20MU MCU QUAD 4K x 8 2.7V~5.5V
ATMEGA644P-20MU
1610-488-ATMEGA644P-20MU
44-VFQFN Exposed Pad
RoHS Compliant
Core Size: 8-Bit,Package / Case: 44-VFQFN Exposed Pad,Series: AVR® ATmega,Frequency: 20MHz,Program Memory Size: 64KB 32K x 16
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ATMEGA644P-20MU Tech Specifications
Microchip ATMEGA644P-20MU technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs SI1084-A-GM.
| Product Attribute | Attribute Value | |
|---|---|---|
| Category | Embedded - Microcontrollers | |
| Manufacturer | Microchip | |
| Factory Lead Time | 7 Weeks | |
| Package / Case | 44-VFQFN Exposed Pad | |
| Mounting Type | Surface Mount | |
| Mount | Surface Mount | |
| Contact Plating | Tin | |
| Number of Pins | 44Pins | |
| Watchdog Timers | Yes | |
| Number of I/Os | 32I/Os | |
| Data Converters | A/D 8x10b | |
| Operating Temperature | -40°C~85°C TA | |
| Packaging | Tray | |
| Series | AVR® ATmega | |
| Published | 1997 | |
| Pbfree Code | yes | |
| Part Status | Active | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| Number of Terminations | 44Terminations | |
| Termination | SMD/SMT | |
| Terminal Position | QUAD | |
| Supply Voltage | 5V | |
| Terminal Pitch | 0.5mm | |
| Frequency | 20MHz | |
| Base Part Number | ATMEGA644P | |
| Supply Voltage-Max (Vsup) | 5.5V | |
| Supply Voltage-Min (Vsup) | 4.5V | |
| Interface | 2-Wire, I2C, SPI, UART, USART | |
| Memory Size | 64kB |
| Product Attribute | Attribute Value | |
|---|---|---|
| Oscillator Type | Internal | |
| RAM Size | 4K x 8 | |
| Voltage - Supply (Vcc/Vdd) | 2.7V~5.5V | |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | |
| Core Processor | AVR | |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | |
| Program Memory Type | FLASH | |
| Core Size | 8-Bit | |
| Program Memory Size | 64KB 32K x 16 | |
| Connectivity | I2C, SPI, UART/USART | |
| Bit Size | 8 | |
| Access Time | 20 μs | |
| Has ADC | YES | |
| DMA Channels | NO | |
| Data Bus Width | 8b | |
| Number of Timers/Counters | 3Timers/Counters | |
| Density | 512 kb | |
| EEPROM Size | 2K x 8 | |
| Number of ADC Channels | 8ADC Channels | |
| Number of PWM Channels | 6PWM Channels | |
| Number of I2C Channels | 1I2C Channel | |
| Width | 7.1mm | |
| Length | 7.1mm | |
| Height | 950μm | |
| REACH SVHC | No SVHC | |
| Radiation Hardening | No | |
| RoHS Status | ROHS3 Compliant | |
| Lead Free | Lead Free |
ATMEGA644P-20MU Documents
Download datasheets and manufacturer documentation for ATMEGA644P-20MU
Datasheets
ATMEGA644P-20MU-Atmel-datasheet-13390846.pdf ATmega164_324_644P/V Appendix Preliminary~ ATMEGA644P-20MU-Atmel-datasheet-5390079.pdf ATmega644P/V Summary ATMEGA644P-20MU-Microchip-datasheet-65873171.pdf ATMEGA644P-20MU-Microchip-datasheet-62319946.pdf ATmega164_324_644P/V DatasheetPCN Design/Specification
ATMEGA Datasheet 12/Dec/2018 Marking Chgs 11/Jul/2017PCN Packaging
MBB/Label Chgs 16/Nov/2018ConflictMineralStatement
Microchip-company-68.pdf
Others include "ATMEG" parts
The following parts include 'ATMEG'
| Part # | Manufacturer | Package | Availability |
|---|---|---|---|
| ATMEGA644PA-AU | Microchip Technology | 44-TQFP | 3000 |
| ATMEGA644PA-PU | Microchip Technology | 40-DIP (0.600, 15.24mm) | 3800 |
| ATMEGA644PA-MU | Microchip Technology | 44-VFQFN Exposed Pad | 6540 |
| ATMEGA644PA-MN | Microchip Technology | 44-VFQFN Exposed Pad | 360 |
| ATMEGA644PA-AN | Microchip Technology | 44-TQFP | 1310 |
| ATMEGA644P-ESAZ | Microchip Technology | - | |
| ATMEGA644P-20MU | Microchip Technology | 44-VFQFN Exposed Pad | 100000 |
| ATMEGA644PA-MUR | Microchip Technology | 44-VFQFN Exposed Pad | 50000 |
| ATMEGA644P-20PU | Microchip Technology | 40-DIP (0.600, 15.24mm) | 39 |
| ATMEGA644P-20AQ | Microchip Technology | 44-TQFP | 85 |
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| Part # | Manufacturer | Description | Package | RoHS | |
|---|---|---|---|---|---|
 | ATMEGA644P-20MU | Microchip Technology | MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP | 44-VFQFN Exposed Pad | |
| ATMEGA324P-20MUR | Microchip Technology | MCU AVR 32KB FLASH 20MHZ 44QFN | 44-VFQFN Exposed Pad | |
| ATMEGA324P-20MU | Microchip Technology | MCU 8-bit ATmega AVR RISC 32KB Flash 3.3V/5V 44-Pin VQFN EP | 44-VFQFN Exposed Pad | |
| ATMEGA164P-20MU | Microchip Technology | 8-bit Microcontrollers - MCU AVR 16K FLASH 1K SRAM 512B EE-20MHZ | 44-VFQFN Exposed Pad |
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Shipping | Delivery Period | Packages will be arranged for delivery within 1-2 days from the date of all items arrive at our warehouse. In stock items can be shipped out within 24 hours. Delivery Time depends on Shipping Method and Delivery Destinations. |
Shipping Rate | Shipping rate is based on size, weight, destination of the package. MOST offers competitive shipping options through top carriers DHL, FedEx and UPS. We also offer shipping account services for customers who wish to be billed directly for shipping. | |
Shipping Methods | | |
Shipping Tracking | Once the components are delivered, the tracking number will be notified via email immediately. The tracking number also could be found in order history. | |
Returning | Returning | All returns should be made within 60 days of date of invoice and be accompanied by the original invoice number, certificate of guarantee card, parts picture and a brief explanation or test report of the reason for the return. Returns will not be accepted after 60 days. Returned merchandise must be in original packaging and in resalable condition. Parts returned due to customer error at time of quote or sale will not be accepted. Please contact customer service for a return authorization before return shipment. |
Ordering | How to Buy | Online and offline orders both are available. Please find the order process guidance from below link: If you have any operation issue, please feel free to contact with our customer service. |
Payment | TT in advance (bank transfer), Western Union, Credit card, PayPal. Customer is responsible for shipping fee, bank charges, duties and taxes. |
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ATMEGA644P-20MU Comments
109 reviews
2022-07-21 00:00:00
There was room for improvement, but the overall experience was satisfactory.
2022-07-14 00:00:00
I had some minor problems buying components on the Jak, but the overall experience was good.
2022-07-13 00:00:00
I trust jakelectronics to provide me with high-quality components every time.
2022-06-15 00:00:00
The delivery speed is also very fast, and it always arrives on time.
2022-05-13 00:00:00
Good quality product.
2022-04-14 00:00:00
Simply great! Many thanks!
2022-04-09 00:00:00
I couldn't be happier with the kit. It was easy to assemble, including soldering the EEPROM, and works as intended.
2022-04-09 00:00:00
Pricing that fits my budget without compromising on quality, a win-win situation.
2022-04-08 00:00:00
For the price I am very happy.
2022-03-31 00:00:00
when you need to connect this kind of port, this product makes it very easy.