TCA9555/PCA9555A Modul IIC/I2C GPIO Erweiterungsplatine 16 Digital Input and Output
6,52 €
The TCA9555 is compatible with the PCA9555A and can be replaced directly. LED is common anode design, using 2k resistance current limiting; When the IO port output is logical 0, the LED lights up. All 16 IO ports have LED indicators.
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