Updated On:2018-07-20
Faraday IPs are rated according to the IPs’ maturity and customer acceptance. They are graded by the rules described as below,

Platinum P Five (5) productions verified
Gold G Mass production proven
Silver S Silicon proven, Formal release
Silver Minus S- Manufacturing onging
Bronze B Pre-Silicon release
Analog > Amplifier
> Mono Speaker Amplifier 
Cell Name Descriptions Type Process Gradation Literature
FXSPK508HF0A 5V 1W Mono Speaker Amplifier, UMC 55nm SP/RVT LowK Logic Process. Analog_IP 55nm Silver Minus