Click to expand full text
SNC745
16-bit Voice Processor
1. INTRODUCTION
SNC745 is a 64mins two-channel speech/melody and 4-channel wave-table melody voice chip. It based on reduced 16-bit fixed-point DSP architecture. SNC745 provides user some necessary and efficient DSP instructions. Furthermore, SNC745 provide one 10-bit PWM and one 10-bit DA converter to driving speaker for speech/melody output. User can select PWM or DA by programming DA/PWM control register, and only one function can be active at the same time.
2. FEATURES
w w w w w Power supply: 2.4V ~ 3.6V (for 2 battery application) 3.6V ~ 5.