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BL BL55077 product image
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BL BL55077RoHS

Manufacturer
BLAsian Brands
MPN
BL55077
LCSC Part #
C177783
Packaging
LQFP-64(10x10)
Customer #
Key Attributes
Universal LCD Driver and Control Circuit
Datasheetpdf iconBL BL55077

Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Display Drivers
ManufacturerBL
PackagingLQFP-64(10x10)
Voltage - Supply2.5V~5.5V
Frequency180kHz
Operating Temperature-40℃~+75℃
Pd - Power Dissipation400mW
Display Configurations(bit)40x4 bit
Display Configurations(Segment)40 Segment
Quiescent Current1.5uA
Interface2-Wire Serial Interface
FeaturesIntegrated boost circuit;Built-in oscillator
Current - Supply25uA
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging1600
Sales UnitPiece

Introduction

AI Translation

BL55077(A) is a general-purpose LCD controller and driver single-chip with 4 backplane and 40 segment outputs, providing 160-bit output capability. It is suitable for commonly used low duty cycle character/graphic LCD displays, featuring a bidirectional 2-wire serial bus communication interface compatible with most microcontroller systems. It supports cascaded operation and automatic address increment functionality.

Features

AI Translation
  • Monolithic LCD controller/driver
  • Backplane drive: static or 2, 3, 4 multiplex
  • Bias voltage: static, 1/2, 1/3
  • Wide supply voltage range: 2.5~5.5V
  • Serial data interface
  • 4 backplanes, 40 segment outputs
  • 40×4 = 160-bit display RAM
  • Low-power design: 5V dynamic operating current 14uA in power-saving mode, 3.3V dynamic operating current 9uA; current approximately 1.5uA when SLEEP mode is set via instruction
  • Cascadable up to 16 devices
  • Multiple blinking modes
  • VLCD pin adjusts LCD operating voltage
  • Bidirectional 2-wire serial bus communication
  • TTL/CMOS level compatible
  • Advanced low-voltage CMOS process
  • High EMC immunity
  • LQFP-64 package

Applications

AI Translation
  • Electricity meter
  • Water meter
  • Gas meter
  • Toys
  • Handheld instruments
  • Alarm clock
In-Stock: 4,628
4,628 In stock, ships now
Add to BOM List
QtyUnit PriceTotal Amount
1+$ 0.8215$ 0.82
10+$ 0.6838$ 6.84
30+$ 0.6157$ 18.47
100+$ 0.5461$ 54.61
500+$ 0.4667$ 233.35
1,000+$ 0.4456$ 445.60
Standard Packaging1600/Full Tray
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