W584AP017 is the OTP chip for the W584A, W584B families. It built in 48Kx10bit ROM to cover the correspondent items in the duration of less than 15 seconds. The W584AP017 operates over a wide voltage range from 2.2V to 5.5V in the system frequency of 4 ~ 8MHz. The W584AP017 consists of H/W synthesizer and mixer to implement 1-ch Speech plus dual tone melody sound effect. It also provides PWM/DAC audio output, IR, WDT and LVR.