HT8955A Overview
The HT8955A is a CMOS LSI digital audio signal delay processor. It is designed for audio system applications including echo generators, karaoke systems, sound effect generators, etc. The chip consists of a built-in pre-amplifier, on-chip oscillator, DRAM interface, 10-bit A/D and D/A converters as well as control logic.
HT8955A Key Features
- Operating voltage: 5.0V Long delay time
- 0.8 seconds (SEL=VSS, 256K DRAM)
- 0.2 seconds (SEL=VDD/open, 64K DRAM) 25kHz sampling rate Continuous variable delay time