www.DataSheet4U.com HT48R063/064/065/066/0662/067.
HT48R063B - Enhanced I/O Type 8-Bit OTP MCU
HT48R067 - (HT48R063 - HT48R067) Enhanced I/O Type 8-Bit OTP MCU
HT48R063 - Enhanced I/O Type 8-Bit OTP MCU