LA7953 View Datasheet(PDF) - SANYO -> Panasonic
Part Name
Description
Manufacturer
LA7953 Datasheet PDF : 7 Pages
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LA7953
Continued from preceding page.
Parameter
Expasion filter applied voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V18 max
Pd max
Topr
Tstg
VCC=14V
Ta≤65˚C
Conditions
Ratings
Unit
12 V
1100 mW
–20 to +65 ˚C
–55 to +150 ˚C
Operating Conditions at Ta = 25˚C
Parameter
Symbol
Recommended supply voltage
Operating voltage range
VCC
VCC op
Conditions
Ratings
Unit
12 V
10.5 to 13.2 V
Operating Characteristics at Ta = 25˚C, VCC=12V
Parameter
Symbol
Conditions
[Audio SW]
Input bias voltage
LINE-OUT output bias voltage
LINE-OUT output DC offset voltage
Control threshold voltage
Control threshold voltage
LINE-OUT voltage gain
LINE-OUT distortion ratio
LINE-OUT noise
Mute input threshold voltage
Mute input threshold voltage
Input impedance
LINE-OUT output impedance
[Audio Control]
Quiescent current drain
(including audio switch)
Output bias voltage
Left & right channel output DC offset
Output voltage
Channel balance
Dynamic range
Left & right channel attenuation
Bass control, boost
Bass control, cut
Treble control, boost
Treble control, cut
Balance control
Balance control
Crosstalk
Noise
Total harmonic distortion
Expansion characteristics
Expansion characteristics
Expansion control threshold voltage
Expansion control threshold voltage
Left & right channel output impedance
V1, 3, 5, 7, 9, 11,
13, 15
V17, 29
VOS
V4H, V6H
V4L, V6L
GLV
THDL
VNL
V8TH
V8TL
Z1, 3, 5, 7, 9, 11,
Z13, 15
Z17, Z29
S4, S5=H
Differential voltage when LINE-OUT output is
switched.
VIN=500mVrms, f=1kHz
VIN=500mVrms, f=100Hz, 1kHz,
L.P.F=80kHz
Rg=600Ω, 15kHz band
ICC
V23, V25
V23 to 25
VO
CBa
THDD
ATT
GBBOOST
GBCUT
GBBOOST
GTCUT
ATTBR
ATTBL
CT
VN
THD
PEXP
GEXP
VEXPH
VEXPL
ZLR
V30=12V, V2=V14=V16=6V
V30=12V, V2=V14=V16=6V
VIN=500mVrms, f=1kHz,
V30=12V, V2=V14=V16=6V
VIN=500mVrms, f=1kHz,
V30=12V, V2=V14=V16=6V
VIN=0.8mVrms, f=40Hz, 15kHz,
L.P.F=80kHz, V30=12V, V2=V14=V16=6V
VOUT=500mVrms (0dB), f=1kHz,
V30=0V, V2=V14=V16=6V
VOUT=500mVrms (1k), f=40Hz,
V30=V14=12V, V2=V16=6V
VOUT=500mVrms (1k), f=40Hz,
V30=12V, V14=0V, V2=V16=6V
VOUT=500mVrms (1k), f=15kHz,
V30=V11=12V, V2=V14=6V
VOUT=500mVrms (1k), f=15kHz,
V30=12V, V14=0V, V2=V16=6V
VOUT=500mVrms (0dB), f=1kHz,
V30=12V, V2=0V, V14=V16=6V
VOUT=500mVrms (0dB), f=1kHz,
V30=V2=12V, V14=V16=6V
VOUT=500mVrms (0dB), f=1kHz,
V30=12V, V2=V14=V16=6V
15kHz band, V30=12V, V2=V14=V16=6V
VIN=500mVrms, f=1kHz, L.P.F=80kHz,
V30=12V, V2=V14=V16=6V
VIN=500mVrms, f=1kHz, C=0.047µ,
V30=12V, V2=V14=V16=6V
VIN=500mVrms, f=1kHz, C=0.047µ,
V30=12V, V2=V14=V16=6V
Test
Circuit
1
1
1
2
2
2
2
2
2
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
Ratings
Unit
min
typ
max
4.4
2.1
–100
3.0
–1
3.0
47
5.3
6.2 V
3.0
3.9 V
0 +100 mV
V
1.5 V
0
+1 dB
0.05
0.2 %
10
30 µVrms
V
1.5 V
68
89 kΩ
50 150 Ω
35
45
4
5.5
–2 +0.2
390 450
65 mA
7V
+2 V
630 mVrms
–1 +0.4
+1 dB
0.25
2%
65
72
dB
7
9
12 dB
–1.3
–9 –6.5 dB
6.5
9
13 dB
–18
–9 –6.5 dB
–55 –40 dB
–55 –40 dB
65
80
dB
80 240 µVrms
0.2
0.5 %
125 145 165 ˚C
–1
0
+1 dB
3.0
V
1.5 V
150 300 Ω
No.2713–2/7
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