The maximum frequency of operation for the SN74LVC16T245DL is 100 MHz.
Yes, the SN74LVC16T245DL is compatible with 3.3V systems and can operate with a supply voltage range of 1.65V to 3.6V.
It is recommended to sequence the power supply to the SN74LVC16T245DL such that the VCC supply is applied before the input signals, and the input signals are stable before the VCC supply is applied.
The maximum current that the SN74LVC16T245DL can sink or source is 24 mA per pin.
The SN74LVC16T245DL is rated for operation up to 85°C, but it can be used in high-temperature environments up to 125°C with some derating of the maximum operating frequency.