Products > Integrated Circuits (ICs) > Power Management ICs > PCF8551ATT/AJ
  • PCF8551ATT/AJ

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Display Driver, LCD, 36 Segments, 1.8V to 5.5V Supply, I2C Interface, TSSOP-48

  • Package/Case :
  • TSSOP48
  • Product Categories :
  • Display Drivers
  • RoHs Status:
  • Lead free / RoHS Compliant
  • In-stock:
  • 298


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PCF8551ATT/AJ Product Details

PCF8551ATT/AJ is an ultra low-power LCD segment driver with 4 backplane- and 36segment-driver outputs, with either an I²C- (PCF8551A) or an SPI-bus (PCF8551B)interface. It comprises an internal oscillator, bias generation, instruction decoding, anddisplay controller.


  • Single chip LCD controller and driver
  • Selectable backplane drive configuration: static, 2, 3, or 4 backplane multiplexing
  • Selectable display bias configuration: static, 1⁄2, or 1⁄3
  • Internal LCD bias generation with buffers
  • 36 segment drives:
    • Up to 18 7-segment numeric characters
    • Up to 9 14-segment alphanumeric characters
    • Any graphics of up to 144 segments/elements
  • Auto-incrementing display data and instruction loading
  • Versatile blinking modes
  • Independent supplies of VLCD and VDD
  • Power supply ranges:
    • 1.8 V to 5.5 V for VLCD
    • 1.8 V to 5.5 V for VDD
  • Ultra low-power consumption
  • 400 kHz I²C-bus interface (PCF8551A)
  • 3 MHz SPI-bus interface (PCF8551B)
  • Internally generated or externally supplied clock signal
Target Applications
  • Metering equipment
  • Battery operated devices
  • Measuring equipment

Technical Parameters

  • Display Type
  • LCD
  • Configuration
  • 7 Segment + DP, 14 Segment + DP + AP, Dot Matrix
  • Interface
  • I2C
  • Digits or Characters
  • 9 Characters, 18 Characters, 144 Elements
  • Current Supply
  • 1.2??A
  • Voltage Supply
  • 1.8V ~ 5.5V
  • Operating Temperature
  • -40??C ~ 85??C
  • Mounting Type
  • Surface Mount
  • Package / Case
  • 48-TFSOP (0.240, 6.10mm Width)
  • Supplier Device Package
  • 48-TSSOP

PCF8551ATT/AJ Documents

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Estimated Delivery Time: Dec 07 - Dec 12 days (choose Expedited at checkout).

Shipping & Payment


  • Shipping Type
  • Ship Fee
  • Lead Time
  • $20.00-$40.00 (0.50 KG)
  • 2-5 days
  • $20.00-$40.00 (0.50 KG)
  • 3-7 days
  • $20.00-$45.00 (0.50 KG)
  • 2-5 days
  • $25.00-$65.00 (0.50 KG)
  • 2-5 days
  • $25.00-$45.00 (0.50 KG)
  • 5-14 days
  • $2.00-$3.00 (0.10 KG)
  • 7-30 days

Processing Time:Shipping fee depend on different zone and country.


  • Terms of payment
  • Hand Fee
  • Payment Site
  • charge US$30.00 banking fee.
  • charge 4.0% service fee.
  • charge 3.5% service fee.
  • charge US$0.00 banking fee.
  • charge US$0.00 banking fee.

We provide high quality products, thoughtful service and after sale guarantee

  • We have rich products, can meet your various needs.

    We have rich products, can meet your various needs.

  • Minimum order quantity starts from 1pcs.

    Minimum order quantity starts from 1pcs.

  • Lowest international shipping fee starts from US$2.00.

    Lowest international shipping fee starts from US$2.00.

  • 90 days quality guarantee for all products.

    90 days quality guarantee for all products.


  • Step1:Product

    Step1: Products

  • Step2:Vacuum packaging

    Step2: Vacuum Packaging

  • Step3:Anti-static bag

    Step3: Anti-Static Bag

  • Step4:Individual packaging

    Step4: Individual Packaging

  • Step5:Packaging boxes

    Step5: Packaging Boxes

  • Step6: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.

Jotrin ESD packing


1.We provide 90 days warranty.

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.


Q: How does Jotrin guarantee that PCF8551ATT/AJ is the original manufacturer or agent of NXP?
We have a professional business development department to strictly test and verify the qualifications of NXP original manufacturers and agents. All NXP suppliers must pass the qualification review before they can publish their PCF8551ATT/AJ devices; we pay more attention to the channels and quality of PCF8551ATT/AJ products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of PCF8551ATT/AJ chips? Including NXP original factory information, Display Drivers application, PCF8551ATT/AJ pictures?
You can use Jotrin's intelligent search engine, or filter by Peripherals and Logic ; LCD Drivers ; LCD Segment Drivers category, or find it through NXP Semiconductor Information page.
Q: Are the NXP's PCF8551ATT/AJ price and stock displayed on the platform accurate?
The NXP's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for PCF8551ATT/AJ, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
Q: Can I place an order offline?
Yes. We accept offline orders.
We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online.
Q: What forms of payment can I use in Jotrin?
TT Bank, Paypal, Credit Card, Western Union, and Escrow is all acceptable.
Q: How is the shipping arranged and track my package?
Customers can choose industry-leading freight companies, including DHL, FedEx, UPS, TNT, and Registered Mail.
Once your order has been processed for shipment, our sales will send you an e-mail advising you of the shipping status and tracking number.
Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days.
Q: What is the process for returns or replacement of PCF8551ATT/AJ?
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 PCF8551ATTAJ we delivered, we will accept the replacement or return of the PCF8551ATT/AJ 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 PCF8551ATT/AJ.
(3)The PCF8551ATT/AJ 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
More details about return electronic components please see our Return & Change Policy.
Q: How to contact us and get support, such as PCF8551ATT/AJ datasheet pdf, PCF8551 pin diagram?
Need any After-Sales service, please feel free contact us:

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