dimension (units:mm) description applications features recommended operating conditions (ta=25 ? c) electrical characteristics absolute maximum ratings (ta=25 ? c) parameter symbol limits unit line amplifier for cd-rom/dvd-rom 1)built-in 2 line amplifiers (3.5db) 2)built-in output mute circuit 3)few external components the BH3527FV is a line amplifier that elevates the audio analog signal for cd-roms. the ic includes an output mute circuit to reduce pop noise caused by the power being turned off and on. ssop-b14 BH3527FV 99w085a cd-rom, dvd-rom, game machines november, 1999 *derating: 4.0mw/ ? c for operation above ta=25 ? c. supply voltage v cc v 3.5 - 5.5 parameter symbol unit min. typ. max. load resistance r l k ? - 47 - supply voltage power dissipation operating temperature range storage temperature range vmax pd topr tstg v mw ? c ? c 7.0 400 ~ ~ -25 +75 -55 +125 * pt sbl c diti uit mi t m (unless otherwise noted, ta=25 ? c, vcc= 5.0v, rl=47k ? , f=1khz)
application circuit 14 13 12 11 10 9 8 + + + + + + - + - + mute 1 2 3 5 6 7 4 control + 10 0 10 vcc l=in r=in mute-1=h mute-2=l active mute-1 mute-2 + 10 0 r- o u tput (rl =47k ) bh3 527fv 10 10 10 1 10 10 p arame t er iq vmh vml imh iml g vc g vc thd v o max v no s ym b o l cs att rr r in ma v v a a db db % vrms v 6.0 - 0.8 90.0 - 4.4 0.5 0.03 - 30 3.4 - - 42.0 -39.0 3.4 0.0 0.016 1.0 15 2.0 2.4 - - -90.0 2.4 -0.5 - 0.7 - v o =0vrms vm=5.0v vm=0.3v v o =1.0v v o =1.0v thd=0.01% din audio c on diti ons u n it mi n. t yp. m ax. db db db k - - - 75 100 77 55 65 85 65 45 50 v rr =-20dbv, 100hz (mode: high) (mode: low) quiescent current mute terminal "h" level voltage mute terminal source current voltage gain differential channel voltage gain total harmonic distortion maximum output voltage output noise voltage channel separation mute attenuation ripple rejection rate input resistance mute terminal "l" level voltage mute terminal source current + l- o u tput (rl =47k )
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