QS7779PM Datasheet, PDF (6/11 Pages) Nippon Precision Circuits Inc – 3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder

QS7779PM/CM
AC Electrical Characteristics
V_CC = 9V, V_DD = 5V, GND = 0V, Ta = 25 °C unless otherwise noted.
Parameter
Maximum input voltage 1
Maximum input voltage 2
Bypass gain
Forward gain
Crosstalk gain
SCL clock pulse cycle
SCL HIGH-level clock pulse width
SCL LOW -level clock pulse width
SDA set-up time
SDA hold time
STRB set-up time
STRB clock pulse width
STRB hold time
SCL hold time (I²C)
SCL set-up time (I²C)
SDA hold time (I²C)
SDA set-up time (I²C)
SCL HIGH-level clock pulse width
(I² C )
SCL LOW -level clock pulse width
(I² C )
SCL rise time (I²C)
SCL fall time (I²C)
Symbol
Condition
V _FIN1
V _FIN2
G _BYP
G_F
G _XF
t₀
t₁
t₂
t₃
t₄
t₅
t₆
t₇
t_{H D : S TA}
t_{S U : S TO}
t_{H D : DAT}
t_{S U : DAT}
LIN = RIN, BYP = LOW , SPRD = HIGH,
f = 1kHz
LIN = – RIN, BYP = LOW, SPRD = HIGH,
f = 1kHz
BYP = HIGH, f = 1kHz, LIN to LOUT,
RIN to ROUT
SPRD = HIGH, BYP = LOW , f = 1kHz,
LIN to LOUT, RIN to RO U T
SPRD = HIGH, BYP = LOW , f = 1kHz,
LIN to ROUT, RIN to LOUT
PM version
PM version
PM version
PM version
PM version
PM version
PM version
PM version
CM version
CM version
CM version
CM version
t_HIGH C M version
t_{L OW} C M version
t_r
CM version
t_f
CM version
Limits
Unit
min
typ
max
1.4
–
–
V _RMS
0.5
–
–
V _RMS
–2
0
2
dB
6.6
8.6
10.6
dB
0.5
2.5
4.5
dB
100
–
40
–
40
–
15
–
30
–
50
–
100
–
50
–
4.0
–
4.0
–
5.0
–
250
–
–
ns
–
ns
–
ns
–
ns
–
ns
–
ns
–
ns
–
ns
–
µs
–
µs
–
µs
–
ns
4.0
–
–
µs
4.7
–
–
µs
–
–
1000
ns
–
–
300
ns
NIPPON PRECISION CIRCUITS—6