Harman Kardon DVD 27 Service Manual page 65

DVD27
Multimedia ICs
High-performance 6-channel video driver
IC for progressive DVD
BH7862FS
BH7862FS is a 6-channel video driver IC developed for progressive DVD player/recorder. Special filters adjusted to each
band of various video signals are incorporated into a single chip. Extended definition, size reduction, and high cost
performance can be achieved in DVD players.
! ! ! ! Application
DVD players, DVD recorders
! ! ! ! Features
1) Each high-performance filter, 6dB amplifier, and 75Ω driver for DVD are incorporated into a single chip.
2) Driver 6ch (Y, C, MIX, and PY, Pb, Pr for progressive)
3) Group delay difference between chroma signal and luminance signal is a small number of nsec.
4) Drive 2 lines of each signal
5) Operating by 5V single power supply
6) Built-in mute circuit
! ! ! ! Absolute maximum ratings (Ta = 25°C)
Parameter
Impressed voltage
Power dissipation
Operating temperature range
Storage temperature range
∗ Reduced by −7.6mW for each increase in Ta of 1°C over 25°C.
PCB (70mm×70mm, t=1.6mm) glass epoxy mounting.
! ! ! ! Recommended operating conditions (Ta = 25°C)
Parameter
Power supply voltage
Radiation resistance is not included in the design.
Symbol Limits
V max 6.0
CC
0.95 ∗
Pd
−10~+70
Topr
−55~+150
Tstg
Symbol Min. Typ.
−
V 4.5
CC
65
Unit
V
W
°C
°C
Max. Unit
5.5 V
harman/kardon
BH7862FS