Datasheet > PCF8551ATT

PCF8551ATT

更新时间： 2024-11-19 15:19:35

品牌	Logo	应用领域
恩智浦 - NXP		/
页数	文件大小	规格书
51页	646K
描述
Universal 36 × 4 LCD segment driver

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PCF8551ATT 数据手册

PCF8551

Universal 36 × 4 LCD segment driver

Rev. 3.1 — 3 May 2021

Product data sheet

1 General description

PCF8551 is an ultra low-power LCD segment driver with 4 backplane- and 36 segment-

driver outputs, with either an I²C- (PCF8551A) or an SPI-bus (PCF8551B) interface.

It comprises an internal oscillator, bias generation, instruction decoding, and display

controller.

For a selection of NXP LCD segment drivers, see Table 23.

2 Features and benefits

• Single chip LCD controller and driver with temperature range of -40 °C to 85 °C

• 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 V_LCDand V_DD

• Power supply ranges:

– 1.8 V to 5.5 V for V_LCD

– 1.8 V to 5.5 V for V_DD

• Ultra low-power consumption

• 400 kHz I²C-bus interface (PCF8551A)

• 5 MHz SPI-bus interface (PCF8551B)

• Internally generated or externally supplied clock signal

3 Applications

• Metering equipment

• Consumer healthcare devices

• Battery operated devices

• Measuring equipment

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型号	品牌	获取价格	描述	数据表
PCF8551ATT/A	NXP	获取价格	Universal 36 Ã 4 LCD segment driver
PCF8551ATT/AJ	NXP	获取价格	Universal 36 Ã 4 LCD segment driver
PCF8551ATT/AY	NXP	获取价格	Universal 36 Ã 4 LCD segment driver
PCF8551BTT	NXP	获取价格	PCF8551BTT
PCF8551BTT/A	NXP	获取价格	Universal 36 Ã 4 LCD segment driver
PCF8551BTT/AJ	NXP	获取价格	Universal 36 Ã 4 LCD segment driver
PCF8551BTT/AY	NXP	获取价格	Universal 36 Ã 4 LCD segment driver
PCF8553	NXP	获取价格	40 Ã 4 LCD segment driver
PCF8553DTT	NXP	获取价格	40 × 4 LCD segment driver
PCF8553DTT/A	NXP	获取价格	40 Ã 4 LCD segment driver