AN7504SB

ICs for Audio Common Use AN7504SB Pre-amp. and power amp. IC for 1.5 V headphone stereo I Overview The AN7504SB is a low voltage operation headphone amp. IC for headphone C-cassette stereo. It incorporates tape selector, pre-amp. , soft AGC bass-boost circuit, etc. I Features Low voltage operation (0.98 V to 2.0 V) Tape selector switch built-in Low frequency boost function with soft AGC I Applications Headphone stereo I Block Diagram Unit: mm 1 28 0.3±0.1 11.6±0.3 0.9±0.1 0.8 14 15 0.1±0.1 2.05±0.2 +0.1 −0.05 0.9±0.1 0.2 (0.4) 7.2±0.3 9.3±0.3 SSOP028-P-0375A Note) The package of this product will be changed to lead-free type (SSOP028-P-0375E). See the new package dimensions section later of this datasheet. 28 27 Pre-out (R) 26 25 Pre-out (L) 24 Tape-select 23 22 21 PWR-in (L) 20 19 PWR-in (R) 18 17 16 15 Low BST Pre-in (R) 1 2 VREF Pre-in (L) 3 4 5 6 7 VRPF 8 PWR-out (L) 9 10 GND 11 VCCP 12 PWR-out (R) STB/PWR mute 13 REV/FWD/ 14 Pre-mute FWD/...