Stock and price data | Last updated: October 7, 2026, 16:02 (GMT+8)
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PCA9552PW
IC

TSSOP-24

AvailableNegotiable

PCA9552PW

PCA9552PW is a NXP LED Drivers in TSSOP-24 package.

Brand

NXP

Package

TSSOP-24

Stock

94

Lead Time

In stock

PCA9552PW Parameters

PackageTSSOP-24
BrandNXP
Date Code25+
工作电压(DC)2.3V~5.5V
调光PWM
开关管(内置/外置)Integrated
CategoryLED Drivers
Stock94
MOQ / SPQ1 / 1
OutputCurrent25mA
Operating Temperature-40℃~+85℃

PCA9552PW Overview

LED blinker可在I²C-bus和SMBus应用中使LED闪烁, 适用于需要限制总线流量或释放I²C-bus控制器(MCU、MPU、DSP、芯片组等)定时器的场景。 该设备的独特之处在于其内部振荡器具有两种可编程闪烁速率。 使用普通I/O扩展器(如PCF8574或PCA9554)使LED闪烁时, 总线控制器必须发送重复命令来打开和关闭LED, 这大大增加了I²C-bus上的流量, 并占用了控制器的一个定时器。 而LED blinker仅需初始设置命令来为每个单独的输出编程闪烁速率1和闪烁速率2(即频率和占空比)

PCA9552PW Features

No features are available.

PCA9552PW Applications

No applications are available.

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