ATMEGA644P-20MU

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The 44-pin VQFN package of ATMEGA644P-20MU provides a compact form factor for space-constrained designs

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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About Payment

We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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ATMEGA644P-20MU DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
1 $4.027 $4.03
10 $3.517 $35.17
30 $3.213 $96.39
100 $2.907 $290.70
360 $2.766 $995.76
1080 $2.703 $2,919.24

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

Quick Inquiry

Please submit RFQ for ATMEGA644P-20MU or email to us: Email: [email protected], we will contact you in 12 hours.

Details

Connectivity is key with the ATMEGA644P-20MU, offering a plethora of options for interfacing with external devices. With 32 general-purpose I/O pins, UART, SPI, and I2C interfaces, this microcontroller can easily communicate with a variety of peripherals. Additionally, the 8 PWM channels provide flexible control over analog devices, making it ideal for applications that require precise motor control

Key Features

  • High-performance, Low-power AVR® 8-bit Microcontroller
  • Advanced RISC Architecture
  • – 131 Powerful Instructions – Most Single-clock Cycle Execution
  • – 32 x 8 General Purpose Working Registers
  • – Fully Static Operation
  • – Up to 20 MIPS Throughput at 20 MHz
  • – On-chip 2-cycle Multiplier
  • Nonvolatile Program and Data Memories
  • – 16/32/64K Bytes of In-System Self-Programmable Flash
  • Endurance: 10,000 Write/Erase Cycles
  • – Optional Boot Code Section with Independent Lock Bits
  • In-System Programming by On-chip Boot Program
  • True Read-While-Write Operation
  • – 512B/1K/2K Bytes EEPROM
  • Endurance: 100,000 Write/Erase Cycles
  • – 1/2/4K Bytes Internal SRAM
  • – Programming Lock for Software Security
  • JTAG (IEEE std. 1149.1 Compliant) Interface
  • – Boundary-scan Capabilities According to the JTAG Standard
  • – Extensive On-chip Debug Support
  • – Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
  • Peripheral Features
  • – Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
  • – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture
  • – Real Time Counter with Separate Oscillator
  • – Six PWM Channels
  • – 8-channel, 10-bit ADC
  • Differential mode with selectable gain at 1x, 10x or 200x
  • – Byte-oriented Two-wire Serial Interface
  • – Two Programmable Serial USART
  • – Master/Slave SPI Serial Interface
  • – Programmable Watchdog Timer with Separate On-chip Oscillator
  • – On-chip Analog Comparator
  • – Interrupt and Wake-up on Pin Change
  • Special Microcontroller Features
  • – Power-on Reset and Programmable Brown-out Detection
  • – Internal Calibrated RC Oscillator
  • – External and Internal Interrupt Sources
  • – Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby
  • and Extended Standby
  • I/O and Packages
  • – 32 Programmable I/O Lines
  • – 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF
  • Operating Voltages
  • – 1.8 - 5.5V for ATmega164P/324P/644PV
  • – 2.7 - 5.5V for ATmega164P/324P/644P
  • Speed Grades
  • – ATmega164P/324P/644PV: 0 - 4MHz @ 1.8 - 5.5V, 0 - 10MHz @ 2.7 - 5.5V
  • – ATmega164P/324P/644P: 0 - 10MHz @ 2.7 - 5.5V, 0 - 20MHz @ 4.5 - 5.5V
  • Power Consumption at 1 MHz, 1.8V, 25°C for ATmega164P/324P/644P
  • – Active: 338/398/TBD µA
  • – Power-down Mode:0.035 /0.027/TBD µA
  • – Power-save Mode:0.5 /0.5/TBD µA (Including 32 kHz RTC)

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Pbfree Code Yes Rohs Code Yes
Part Life Cycle Code Not Recommended Reach Compliance Code compliant
ECCN Code EAR99 HTS Code ! 8542.31.00.01
Factory Lead Time 52 Weeks Has ADC YES
Additional Feature ! OPERATES AT 2.7V MINIMUM SUPPLY AT 10 MHz Address Bus Width !
Bit Size 8 Boundary Scan YES
CPU Family AVR RISC Clock Frequency-Max 20 MHz
DAC Channels YES DMA Channels NO
External Data Bus Width Format FIXED POINT
Integrated Cache NO JESD-30 Code S-PQCC-N44
Length 7 mm Low Power Mode YES
Number of External Interrupts 3 Number of I/O Lines 32
Number of Serial I/Os 2 Number of Terminals 44
Number of Timers 3 On Chip Data RAM Width 8
On Chip Program ROM Width 16 Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C PWM Channels YES
Package Body Material PLASTIC/EPOXY Package Code HVQCCN
Package Equivalence Code LCC44,.28SQ,20 Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE Power Supplies ! 3/5 V
Qualification Status ! Not Qualified RAM (bytes) 4096
ROM (words) 32768 ROM Programmability FLASH
Screening Level TS 16949 Seated Height-Max 1 mm
Speed 20 MHz Supply Current-Max 9 mA
Supply Voltage-Max 5.5 V Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V Surface Mount ! YES
Technology CMOS Temperature Grade ! INDUSTRIAL
Terminal Form ! NO LEAD Terminal Pitch ! 0.5 mm
Terminal Position QUAD Width 7 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Specification Comparison

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification ATMEGA644P-20MU PDF Download

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