M65845AFP数据手册Renesas中文资料规格书

描述 Description

The M65845AFP is a CMOS IC built-in digital echo function with microphone peripheral circuits for Karaoke equipment packed in a single chip. It is suitable for Karaoke equipments such as video CD player, mini stereo, CD-radio cassette, TV or VCR. Being pin compatible with the M65845FP, the M65845AFP is suitable for upgrading the series.Features
• High performance digital echo circuit thanks to 16 Kbit memory
• Two microphone-mixing lines, vocal cut circuit, digital echo, and line-mixing amplifier are contained, enabling single-chip package of microphone peripheral circuit of Karaoke equipment.
• ALC-equipped microphone amplifiers permit excessively high-input. ALC operating voltage can be set as desired.
• Vocal cut circuit of complete stereo construction
• Compatibility with the M65845FP
• Built-in current-control oscillation circuit
• Built-in automatic reset circuit activated with power on
• Single power supply (5 V)