HA12218F

HA12216F/HA12221F Series Audio Signal Processor for Car Deck (Decode only Dolby B type NR with PB Amp.) ADE-207-254E (Z) 6th Edition Dec. 2000 Description HA12216F/HA12221F series are silicon monolithic bipolar IC providing Dolby B type noise reduction, music sensor, PB equalizer system in one chip. Note: 1. Dolby is a trademark of Dolby Laboratories Licensing Corporation. A license from Dolby Laboratories Licensing Corporation is required for the use of this IC. 2. HA12221F series does not include Dolby B NR. Functions PB equalizer Music sensor Line mute (Tape radio) SW × 2 channel × 1 channel × 2 channel Dolby B NR (Only HA12216F series) × 2 channel Features Different type of PB equalizer characteristics selection (120 µs/70 µs) is available with fully electronic control switching built-in. Changeable to Forward, Reverse-mode for PB head with fully electronic control switching built-in. Available to change music sensing level by external resistor. Available to change response of music sensor by external capacitor. Music sensing level, built-in switch to change a band (MSGV). NR ON/OFF fully electronic control switching built-in. (Only HA12216F series) Line mute (Tape radio) control switching built-in. Available to connect direct with MPU. These ICs are strong for a cellular phone noise. (18 dB improvement from HA12163) HA12216F/HA12221F Series Ordering Information Operating Voltage Product HA12216F/HA12221F HA12217F/HA12222F HA12218F/HA12223F ...