LA7156 查看數據表（PDF） - SANYO -> Panasonic
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LA7156 Datasheet PDF : 8 Pages
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LA7156
Operating Characteristics at Ta = 25°C, VCC = 9 V and 12 V
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
FSS output high level voltage 1
FSS output low level voltage 1
FSS output high level voltage 2
FSS output low level voltage 2
FSS output cutoff current 1
ICC
VHFSS1
VLFSS1
VHFSS2
VLFSS2
ICUTOFF1
No input
VCC = 9 V, load resistance: 10 kΩ
VCC = 9 V, load resistance: 10 kΩ
VCC = 12 V, load resistance: 10 kΩ
VCC = 12 V, load resistance: 10 kΩ
VCC = 9 V, the outflow current
when the FSS output is grounded
32
40
48
mA
7.5
8.9
9.0
V
0
0.5
V
10.5
11.9
12.0
V
0
0.5
V
9.3
40.0
mA
FSS output cutoff current 2
ICUTOFF2
VCC = 12 V, the outflow current
when the FSS output is grounded
9.8
40.0
mA
[Audio Switch Block]
Total harmonic distortion
Maximum output voltage
Output noise voltage
Voltage gain A
Interchannel crosstalk A
Muting attenuation A
Output offset voltage
THD
VO max
VNO
VGA
CTA
VmuteA
Vof
VIN = 1 Vrms, f = 1 kHz, ROUT = ∞
The output level when f = 1 kHz and THD = 2%
Rg = 600 Ω, DIN audio filter
The TP6 and TP8 output levels
when VIN = 1 Vrms and f = 1 kHz
VIN = 1 Vrms, f = 1 kHz
VIN = 1 Vrms, f = 1 kHz
The offset voltage when the switch has changed state
0.02
2
3
–100
1.1
1.8
–90
–90
0
1
%
Vrms
–90
dBV
2.5
dB
–70
dB
–70
dB
20
mV
Input impedance A
[Video Switch Block]
ZINA
40
50
60
kΩ
Voltage gain V
Frequency characteristics
Second harmonic
Third harmonic
Interchannel crosstalk V
Muting attenuation V
Output voltage
[Control Block]
VGV
Vf
H2
H3
CTV
VmuteV
VOUT
The TP2 and TP5 output levels
when VIN = 1 Vp-p and f = 4.43 MHz
VIN = 1 Vp-p, f = 100 k/7 MHz
VIN = 1 Vp-p, f = 4.43 MHz
VIN = 1 Vp-p, f = 4.43 MHz
VIN = 1 Vp-p, f = 4.43 MHz
VIN = 1 Vp-p, f = 4.43 MHz
The TP5 DC voltage with no input
–1
0
+1
dB
–1.5
–0.5
+0.5
dB
–45
–40
dB
–50
–45
dB
–50
–40
dB
–50
–40
dB
0.7
1.0
V
Serial control input high level
Vsh
4
5
V
Serial control input middle level
Vsm
2
3
V
Serial control input low level
Vsl
0
1
V
Pin 2 input high level
Pin 2 input low level
V2H
V2L *1
4
VCC
V
0
2
V
Pin 20 input high level
Pin 20 input middle level
V20H
V20M *2
4
VCC
V
2
3
V
Pin 20 input low level
V20L
0
1
V
Pin 7 output high level
V7H The TP9 DC voltage when SW3 is in the A position
4.5
5.0
5.5
V
Pin 7 output low level
V7L The TP9 DC voltage when SW3 is in the B position
0
1
V
Note: In the operating characteristics listed above, characteristics items that do not differ between VCC = 9 V and 12 V are listed as the same item.
1. Forced to low when pin 2 is open.
2. Forced to the middle level when pin 20 is open.
No. 4702-2/8
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