Part Number: PCA9535 Other Parts Discussed in Thread: PCA9555 , Hi Team,
What's the key spec differences between PCA9535 and PCA9555? I checked the D/S but no findings. Pls help us here. Thanks.
Part Number: PCA9555 Other Parts Discussed in Thread: TCA9555 dear
When using PCA9555RGER, an I/O expansion chip of TI, it was found that the default state of the I/O pin of the chip was high when it was powered on at normal temperature, but the state…
Part Number: PCA9555 Other Parts Discussed in Thread: TCA9555 Dear Sirs,
While power on, the PCA9555 will have abnormal pull low pulse on SDA to cause I2C device error.
The same design for TCA9555 is no problem.
Please help on it!
Below are the waveform…
Part Number: PCA9555 We found that the I/O ports active HIGH in default when PCA9555RGER is powered on at room temperature,
However，It will active LOW when it is powered on at high temperature +60-85 degrees for a period of time. What is the reason ，Why…
Part Number: PCA9555 Dear Team,
Could you help to let me know what is the difference between 9555 and 9535?
I didn't see obvious difference between these two parts from the spec.
Part Number: PCA9555 Hi,
I checked datasheet and found the device I/O port can be programmed as input or output port.
Could you please help to check if I can follow below table to set I/O port?
How to do that and what's the command?
And please help…