HT8950A

HT8950/HT8950A Voice Modulator Features · Operating voltage: 2.4V~4.0V · On-chip SRAM · Robot function · Vibrato function · 8kHz sampling rate · 7-step level shifting · 8-bit A/D and D/A converters · LED indicator with voice level · Push button selection or electronic mode · Minimal external components · HT8950: 18-pin DIP package HT8950A: 16-pin DIP package Applications · Educational Toys/leisure products · Mixers · Recorders · Audio system · Speech system · Telephone system General Description The HT8950/HT8950A are single chip CMOS LSI voice modulator ICs which provide seven steps to shift the frequency of an input voice, producing a dramatic change in the output. The HT8950/HT8950A provide two special effects: Vibrato and Robot. The Vibrato effect is generated by alternating the frequency of an input signal up and down at a rate of 8Hz. The Robot function, on the other hand, converts an input voice into a Robot voice. Both effects can be selected depending on ...