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Ordering number : ENN*7929
Sheet4U.comBi-CMOS IC
LV1at0a 17 Passive Decoder for
.D Dolby Surround Systems
wOverview
wwThe LV1017 is a passive decoder for Dolby surround systems.
Features
mOriginal A/D, D/A converter
Wide dynamic range
oVirtual surround function
.cRear stereo, pseudo-multi-tap function
Surround trim (Ls, Rs) external input
Built-in Lch, Rch, Lsch, Rsch output switching function
UReduced external component count
t4Specifications
Maximum Ratings at Ta = 25°C
eParameter
eMaximum power supply voltage
hAllowable power dissipation
Operating temperature
SStorage temperature
Symbol
VCC max
Pd max
Topr
Tstg
Ta 70°C
Conditions
taOperating Conditions at Ta = 25°C
Parameter
aRecommended operating voltage
Allowable operating voltage range 1
.DAllowable operating voltage range 2
Dolby level
wInput "H" level voltage
wwInput "L" level voltage
Symbol
VCC
VCC range1
VCC range2
VO Dolby
VIH
VIL
Conditions
When Dolby surround is ON
When Dolby Pro Logic surround is ON
Ratings
12
450
-20 to +70
-40 to +125
Ratings
9
8 to 10
8.5 to 10
300
3.5 to 5.5
0 to 1.0
Unit
V
mW
°C
°C
Unit
V
V
V
mVrms
V
V
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52504 JO IM No.7929-1/3

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LV1017
Electrical Characteristics at Ta = 25°C, VCC = 9V VIN = 300mV = 0dB, h = 1kHz, Dolby passive mode
Parameter
Current consumption
[LS, RSch]
Signal handling
S/N
Output level variation
Distortion factor
[Lch]
Signal handling
S/N
Output level variation
Distortion factor
[Rch]
Signal handling
S/N
Output level variation
Distortion factor
When s trim is -15dB
When s trim is -31dB
NR frequency characteristic
Symbol
ICCO
SH1S
SH2S
SNS
VOS
THDS
No signal
Conditions
VCC = 8.5V, DIST < 3%, S-IN
VCC = 8V, DIST < 3%, L-R-IN
CCIR/ARM, Rg = 10k
SH1L
SNL
VOL
THDL
VCC = 8.5V, DIST < 3%
CCIR/ARM, Rg = 10k
SH1R
SNR
VOR
THDR
STRIM1
STRIM2
Dec1
Dec2
Dec3
Dec4
Dec5
VCC = 8.5V, DIST < 3%
CCIR/ARM, Rg = 10k
When setting -15dB
When setting -31dB
0dB, 1kHz
-20dB, 1kHz
0dB, 5kHz
-20dB, 5kHz
-40dB, 5kHz
min
15
Ratings
typ
24
max
36
15
10
65 75
-3 0 +3
0.1 0.7
15
80 90
-2 0 +2
0.01
0.05
15
80
-2
-16
-33
-1.5
-24
-1.5
-23.3
-46.8
90
0
0.01
-15
-31
0
-22.5
0
-21.8
-45.3
+2
0.05
-14
-29
+1.5
+21
+1.5
+20.3
+43.8
Unit
mA
dB
dB
dB
dB
%
dB
dB
dB
%
dB
dB
dB
%
dB
dB
dB
dB
dB
dB
dB
Package Dimensions
unit : mm
3107A
No.7929-2/3

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LV1017
PS No.7929-3/3