Help required for Identifying the Buck converter device for my requirement

Please find my design requirements below and help me to identify the part.

Design Requirement1:

Input Voltage – 3.3V(tolerance-9%)

Output Volatage – 1V(Tolerance -1%)

Output Current – 320mA

Device specification – Should have the “ENABLE & POWERGOOD” pins

 Design Requirement2:

Input Voltage – 3.3V(tolerance-9%)

Output Volatage – 1.2V(Tolerance -1%)

Output Current – 285mA

Device specification – Should have the “ENABLE & POWERGOOD” pins

 Thanks,

Jeyalakshmi