1/4 Structure Silicon Monolithic Integrated Circuit Product name 6ch Video driver ( for DVD ) Type BH7856FS Outer dimensions Fig.1 SSOP-A32Plastic Package Block diagram Fig.2 Feature 1) Built in LPF with characteristics suited to DVD players and recorders (Y, C, Y/C MIX : 6.75MHz, Py/G ,Pb/B, and Pr/R : 13.5MHz) 2) Built in 6ch video driver (Y, C, Y/C MIX, Py/G, Pb/B, and Pr/R ) 3) 752 Driver (Y, C, Y/C MIX,Py/G, Pb/B and Pr/R) 4) Built in MUTE switch ( double as power save function ) 5) Built in S1/S2 circuit 6) Built in selection switch for SCART connector (CVBS,R or C,Y output) Absolute Maximum Ratings(Ta=25) Parameter Symbol Limits Unit Supply Voltage VccMAX 6.0 V Power Dissipation Pd 1.35 *1 W Terminal applied voltage Vin -0.3Vcc+0.3 V Storage Temperature stg -55 +125 Range *1 When mounted on a 100mm100mm1.6mmt PCB board, the rated values are reduced at 13.5mW/ when temperature exceeds 25. (Glass epoxy substrate) Operating Range Parameter Symbol Limits Unit Supply Voltage Vcc +4.5 +5.5 V Operation Temperature opr -40 +85 Range * This product is not designed for protection against radioactive rays. REV. A 2/4 Electrical characteristics Ta= 25, Vcc=5.0V Unless otherwise specified Specification Parameter Symbol Unit Testing condition Min Typ Max No signal Circuit current 1 I 50 75 100 mA CC1 6ch Active MODE No signal Circuit current 2 I 25 45 65 mA CC2 Mute1 ON (C,Y,CV system) No signal Circuit current 3 I 15 35 55 mA CC3 Mute2 ON (Py/G, Pb/B, Pr/R system) No signal Circuit current 4 I 1 2.5 5 mA CC4 Mute1 & Mute2 ON f=10 kHz, THD = 1.0% Output dynamic range 1 V 2.4 3.0 Vpp OM1 C, Py/G(BIAS), P/B,P/R f=10 kHz, THD = 1.0% Output dynamic range 2 V 2.4 2.8 Vpp OM2 CV,Y,MIX, Py/G(CLAMP) Voltage gain C G 5.6 6 6.4 dB CINf=3.58MHz, 1Vpp VC C-Pr/R(SEL3) G 5.6 6 6.4 dB CINf=3.58MHz, 1Vpp VCPr MIX(C) G 5.6 6 6.4 dB CINf=3.58MHz, 1Vpp VMIXC MIX(Y) G 5.6 6 6.4 dB YINf=1MHz, 1Vpp VMIXY CV G 5.6 6 6.4 dB CVINf=1MHz, 1Vpp VCVIN Y-CV(SEL3) G 5.6 6 6.4 dB YINf=1MHz, 1Vpp VYCV Y G 5.6 6 6.4 dB YINf=1MHz, 1Vpp VY Py/G (CLAMP/BIAS) G 5.6 6 6.4 dB Py/G INf=1MHz, 1Vpp VPY Pb/B G 5.6 6 6.4 dB Pb/B INf=1MHz, 1Vpp VPb Pr/R G 5.6 6 6.4 dB Pr/R INf=1MHz, 1Vpp VPr f11 -1.5 -0.5 0.5 dB fin=100k/6.75MHz, 1Vpp Frequency Characteristics 1 (CINCVINYIN) f12 -33 -25 dB fin=100k/27MHz, 1Vpp LPF13.5MHz f21 -1.5 -0.5 0.5 dB Frequency Characteristics 2 fin=100k/13.5MHz, 1Vpp (Py/G INPb/B INPr/R IN) LPF13.5MHz f22 -30 -23 dB fin=100k/54MHz, 1Vpp Crosstalk CT -60 -50 dB fin=4.43MHz, 1Vpp CIN : f = 4.43MHz, 1Vpp MUTE attenuation -60 -50 dB YIN,CVIN,Py/GIN,Pb/BIN,Pr/RIN : f=1MHz, 1Vpp L V 0.1 0.5 V RL=10k+100k S1=L,S2=L SDCL RL=10k+100k S1=L,S2=H S-DCOUT Voltage M V 1.9 2.1 2.3 V SDCM S1=H,S2=H H V 4.3 4.6 V RL=10k+100k S1=H,S2=L SDCH V 2.0 VCC V MUTE OFF THH MUTE Control Voltage V GND 0.7 V MUTE ON THL REV. A