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ATMEGA644-20AU

hot ATMEGA644-20AU

ATMEGA644-20AU

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零件編號 ATMEGA644-20AU
製造商 Microchip Technology
描述 IC MCU 8BIT 64KB FLASH 44TQFP
數據表

ATMEGA644-20AU 數據表
封裝 44-TQFP
ECAD
庫存 34,872 piece(s)
單價 $ 7.7525 *
交貨期 可立即發貨
預計送達時間 五月 13 - 五月 18 (選擇速遞服務)
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ATMEGA644-20AU參數

製造商Microchip Technology
類別積體電路 (IC) - 嵌入式 - 微控制器
封裝44-TQFP
ECAD
系列AVR? ATmega
核心處理器AVR
核心尺寸8-Bit
速度20MHz
連接I2C, SPI, UART/USART
外設Brown-out Detect/Reset, POR, PWM, WDT
I / O數量32
程序內存大小64KB (32K x 16)
程序存儲器類型FLASH
EEPROM大小2K x 8
RAM大小4K x 8
電壓 - 電源（Vcc / Vdd）2.7 V ~ 5.5 V
數據轉換器A/D 8x10b
振盪器類型Internal
工作溫度-40°C ~ 85°C (TA)
安裝類型-
包/箱44-TQFP
供應商設備包44-TQFP (10x10)

ATMEGA644-20AU數據表

ATMEGA644-20AU Packaging

Customized Labels
Sealing
Packing
Insepction

ATMEGA644-20AU FAQ

  • 1. How to order ATMEGA644-20AU on Heisener?
    Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
  • 2. How does Heisener guarantee that ATMEGA644-20AU is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the ATMEGA644-20AU. All suppliers must pass our qualification reviews before they can publish their products including ATMEGA644-20AU on Heisener; we pay more attention to the channels and quality of ATMEGA644-20AU products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the ATMEGA644-20AU price and inventory displayed accurate?
    The price and inventory of ATMEGA644-20AU fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
  • 4. What forms of payment are accepted?
    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
    Warm Tips: Some orders in certain payment forms may require handling fee.
  • 5. How is the shipping arranged?
    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
  • 6. What is the process for return or replacement of ATMEGA644-20AU?
    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ATMEGA644-20AU we delivered, we will accept the replacement or return of the ATMEGA644-20AU only when all of the below conditions are fulfilled:
    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
    (2)We are informed of the defect described above within 90 days after the delivery of ATMEGA644-20AU.
    (3)The PartNo is unused and only in the original unpacked packaging.
    Two processes to return the products:
    (1)Inform us within 90 days
    (2)Obtain Requesting Return Authorizations
  • 7.How to contact us to get technical supports, such as ATMEGA644-20AU pin diagram, ATMEGA644-20AU datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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ATMEGA644-20AU 保證

Service Guarantee

服務保證

我們保證100％的客戶滿意度。

我們經驗豐富的銷售團隊和技術支持團隊支持我們的服務以滿足所有客戶。

Quality Guarantee

質量保證

我們提供90天保修。

如果您收到的物品質量不合格，我們將負責您的退款或更換，但物品必須以原始狀態退回。

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D# ATMEGA644-20AU-ND

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D# 3628785

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RoHS: Compliant
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RoHS: Compliant
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D# ATMEGA644-20AUR

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D# ATMEGA644-20AU

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D# 68T3095

 Microchip Technology Inc

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RoHS: Compliant
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D# 68T3094

 Microchip Technology Inc

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shipping today

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shipping today

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零件編號 製造商 描述 庫存

ATMEGA644-20AUR

D# 45800884

 Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R

RoHS: Compliant
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ATMEGA644-20AU

D# 32697859

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MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP Tray

RoHS: Compliant
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零件編號 製造商 描述 庫存

ATMEGA644-20AU

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RFQ

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零件編號 製造商 描述 庫存

ATMEGA644-20AU

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IC MCU 8BIT 64KB FLASH 44TQFP

 1285
零件編號 製造商 描述 庫存

ATMEGA644-20AU

D# 1528382

 Microchip Technology Inc

MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44

RoHS: Compliant
Min Qty: 1
Container: Waffle Pack
 0

Quick Inquiry

ATMEGA644-20AU

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