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LA7958 Datasheet(PDF) 2 Page - Sanyo Semicon Device

Part No. LA7958
Description  Audio/Video Switch
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA7958 Datasheet(HTML) 2 Page - Sanyo Semicon Device

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LA7958
No.A0260-2/7
Electrical Characteristics at Ta
= 25°C, VCC = 9V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Current dissipation
ICC
VCC = 9V, No signal
11.2
14.0
16.8
mA
Audio Block
Audio input DC voltage
INa
4.0
4.3
4.6
V
Audio output DC voltage
Oa
3.2
3.6
4.0
V
Audio channel bandwidth
Fa
-3dB frequency
100
kHz
Audio signal voltage gain
Aa
f = 1kHz, VIN = 500mVrms
5.0
6.0
7.0
dB
Audio input dynamic range
Da
f = 1kHz, THD
≤ 1%
2.0
2.5
Vp-p
Audio channel PSRR
PSa
VCC = 9V+1Vp-p, SINE WAVE (50Hz)
35
50
dB
Audio channel input impedance
Ria
80
100
120
k
Audio channel output impedance
Roa
40
50
65
Audio channel crosstalk
CTa
f = 1kHz
65
80
dB
Audio channel S/N
SNa
Filter = DIN/AUDIO
70
85
dB
Audio channel THD
THDa
f = 1kHz, VIN = 500mVrms
0.15
0.3
%
Video Block
Video input DC voltage
INv
4.0
4.3
4.6
V
Video output DC voltage
Ov
3.2
3.6
4.0
V
Video channel bandwidth
Fv
-3dB frequency
10
MHz
Video signal voltage gain
Av
f = 500kHz, VIN = 1Vp-p
5.0
6.0
7.0
dB
Video input dynamic range
Dv
f = 100kHz, THD
≤ 1%
2.0
2.5
Vp-p
Video channel PSRR
PSv
SINE WAVE (50Hz)
35
50
dB
Video channel input impedance
Riv
8.0
10
12.0
k
Video channel output impedance
Rov
29
37
48
Video channel crosstalk
CTv
f = 3.58MHz, VIN = 1Vp-p
45
60
dB
Video channel noise
SNv
Bandwidth 10MHz
57
62
dB
Y, C Mixer
Y input DC voltage
INy
4.0
4.3
4.6
V
C input DC voltage
INc
4.0
4.3
4.6
V
Y+C signal voltage gain
Ayc
Yin = 1Vp-p, Cin = 0.3Vp-p
5.0
6
7.0
dB
Differential gain
DG
2.0
3.5
%
Differential phase
DP
1.0
2.0
deg
Mode Selection Block
Mode selection threshold voltage
Vmth
2.2
2.6
3.0
V


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