Part Number: TCA9555 Other Parts Discussed in Thread: TCA8418E Tool/software: I was notified by TI support that " TCA9555 does not have automatic debouncing built in. If debounce is needed, an external cap would be needed."
- Is there a drop…
Part Number: TCA9555 Tool/software: Does the TCA9555 have automatic button debouncing built in? If it does, then is that true for both polled and interrupt?
Part Number: TCA9555 Other Parts Discussed in Thread: TCA6424 Tool/software: We installed a TCA9555PWR onto the TI I/O expander EVM and are observing some strange results which we cannot understand.
1) With the TCA9555 installed on the EVM, all three…
Part Number: TCA9555 Tool/software: Hi TI Team,
We used TCA9555 IO Expander with limited pwr budget. Please help us to clarify the PWR consumptions under 3V3.
1.The third row I OH = -10mA (Negative means current source from IC to the outside); The 4th…
Part Number: TCA9555 Other Parts Discussed in Thread: TCA9617B Tool/software: Hi Team,
Note that TCA9555 can support up to 8pcs on a same BUS.
Could you please help to advise if there is any concern to use multiple pcs of TCA9555 on a same I2C BUS? For…
Part Number: TCA9555 Other Parts Discussed in Thread: TCAL9539 , TXU0304 , TXU0104 , LSF0002 , TXU0204 , TCA6408A , TCA6416A , Tool/software: Hi,
for special applications:
Is it possible for Vcc=5V, but I2C bus pull up for 3.3V alone?
Part Number: TCA9555 Other Parts Discussed in Thread: TCA9535 Dear Sir,
I used TCA9555 Io Expander IC. At power on condition all pin as a input work but voltage available in IO pin?
as per schematic Io port pull-up 100kohms though VCC.
Part Number: TCA9555 Hi Team,
My customer would control TCA9555PWR with I2C command below,
I2C address is 0x20 [A2:A0] connect to "low"
Customer send I2C data 0xFF to Port 0 and Port 1, but the output port is still stay at "low"
Would…
