PCF8551ATT/AJ
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NXP USA Inc. PCF8551ATT/AJ

Manufacturer No:
PCF8551ATT/AJ
Manufacturer:
NXP USA Inc.
Package:
Tape & Reel (TR)
Description:
IC DRVR 7 SEGMENT 48TSSOP
Delivery:
Payment:
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Product Introduction

Overview

The PCF8551ATT/AJ, manufactured by NXP USA Inc., is an ultra low-power LCD segment driver designed to control and drive LCD displays. This component integrates a single chip LCD controller and driver, making it highly versatile for various applications. It features either an I2C (PCF8551A) or an SPI-bus (PCF8551B) interface, allowing for flexible communication protocols. The device operates within a temperature range of -40 °C to 85 °C, ensuring reliability in diverse environmental conditions.

Key Specifications

ParameterDescription
PackageTSSOP48 (Thin Shrink Small Outline Package, 48 leads, 6.1 mm body width)
InterfaceI2C (PCF8551A) or SPI-bus (PCF8551B)
Backplane Drivers4 backplane drivers
Segment Drivers36 segment drivers
Display ConfigurationSelectable backplane drive: static, 2, 3, or 4 backplane multiplexing; Selectable display bias: static, 1/2, or 1/3
Power Supply1.8 V to 5.5 V for VDD and VLCD
Operating Temperature-40 °C to 85 °C
RoHS StatusROHS3 Compliant
Mounting TypeSurface Mount
PackagingTape & Reel (TR)

Key Features

  • Single chip LCD controller and driver with internal oscillator, bias generation, instruction decoding, and display controller
  • Ultra low-power consumption
  • Internal LCD bias generation with buffers
  • Supports up to 18 7-segment numeric characters, up to 9 14-segment alphanumeric characters, or any graphics of up to 144 segments/elements
  • Auto-incrementing display data and instruction loading
  • Versatile blinking modes
  • Independent supplies of VDD and VLCD
  • 400 kHz I2C-bus interface (PCF8551A) or 5 MHz SPI-bus interface (PCF8551B)

Applications

  • Metering equipment
  • Consumer healthcare devices
  • Battery operated devices
  • Measuring equipment

Q & A

  1. What is the PCF8551ATT/AJ used for? The PCF8551ATT/AJ is used as an LCD segment driver to control and drive LCD displays in various applications.
  2. What are the interface options for the PCF8551ATT/AJ? The PCF8551ATT/AJ offers either an I2C (PCF8551A) or an SPI-bus (PCF8551B) interface.
  3. What is the operating temperature range of the PCF8551ATT/AJ? The operating temperature range is -40 °C to 85 °C.
  4. What types of displays can the PCF8551ATT/AJ support? It can support up to 18 7-segment numeric characters, up to 9 14-segment alphanumeric characters, or any graphics of up to 144 segments/elements.
  5. What is the power supply range for the PCF8551ATT/AJ? The power supply range is 1.8 V to 5.5 V for both VDD and VLCD.
  6. Is the PCF8551ATT/AJ RoHS compliant? Yes, the PCF8551ATT/AJ is ROHS3 compliant.
  7. What is the package type of the PCF8551ATT/AJ? The package type is TSSOP48 (Thin Shrink Small Outline Package, 48 leads, 6.1 mm body width).
  8. What are some common applications of the PCF8551ATT/AJ? Common applications include metering equipment, consumer healthcare devices, battery operated devices, and measuring equipment.
  9. Does the PCF8551ATT/AJ have internal bias generation? Yes, it has internal LCD bias generation with buffers.
  10. What are the communication interface speeds for the PCF8551ATT/AJ? The I2C interface operates at 400 kHz, and the SPI interface operates at 5 MHz.

Product Attributes

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 µA
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
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Same Series
PCF8551BTT/AJ
PCF8551BTT/AJ
IC DRVR 7 SEGMENT 48TSSOP

Similar Products

Part Number PCF8551ATT/AJ PCF8551ATT/AY PCF8551BTT/AJ PCA8551ATT/AJ
Manufacturer NXP USA Inc. NXP USA Inc. NXP USA Inc. NXP USA Inc.
Product Status Obsolete Active Obsolete Obsolete
Display Type LCD LCD LCD LCD
Configuration 7 Segment + DP, 14 Segment + DP + AP, Dot Matrix 36 Segment 7 Segment + DP, 14 Segment + DP + AP, Dot Matrix 144 Segment
Interface I²C I²C SPI I²C
Digits or Characters 9 Characters, 18 Characters, 144 Elements 9 Characters, 18 Characters, 144 Elements 9 Characters, 18 Characters, 144 Elements 9 Characters, 18 Characters, 144 Elements
Current - Supply 1.2 µA 1.2 µA 1.2 µA 1.8 µA
Voltage - Supply 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C (TA) -40°C ~ 85°C -40°C ~ 105°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 48-TFSOP (0.240", 6.10mm Width) 48-TFSOP (0.240", 6.10mm Width) 48-TFSOP (0.240", 6.10mm Width) 48-TFSOP (0.240", 6.10mm Width)
Supplier Device Package 48-TSSOP 48-TSSOP 48-TSSOP 48-TSSOP

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