LA7674 查看數據表（PDF） - SANYO -> Panasonic
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LA7674 Datasheet PDF : 6 Pages
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LA7674
Continued from preceding page.
Parameter
Symbol
Conditions
[Audio-visual Switches]
Video sutput DC voltage
Internal video input voltage
External video input voltage
External audio input voltage
[SIF AF]
SIF limiting voltage
FM detection output voltage
FM detection output distortion ratio
AM rejection
AF amplifier voltage gain
AF maximum output voltage
AF electronic attenuator range
[Video]
Black enhancement threshold
Maximum black enhancement gain
Soft video tone variable range
Sharp video tone variable range
Video voltage gain audio-visual
Switch 9V
Video voltage gain audio-visual
Switch 0V
Contrast control center
Contrast variable control range
Bright control
D.L. off frequency characteristics
D.L. on frequency characteristics
DC transmission
Delay line delay
[Chroma]
ACC amplitude characteristics
ACC phase characteristics
Killer operation point
Color control color residual
Color control center
Maximum demodulation output
Color contrast variable range
Tint control center
Tint variable range
APC pull-in range
V38 Quiescent
V42 Quiescent
V40 Quiescent
V3 Quiescent
Vi lim SIF output level for detection output at –3dB
VO1
THD
Vi = 100dBµ, ∆f = ±25kHz
Vi = 100dBµ, ∆f = ±25kHz
FM : ∆f = ±25kHz
AMR Vi = 100dBµ, AM : 30 %
GAF Vi = 100mVrms, f = 400Hz
Output level for AF amplifier
VO6 max output distortion at 10%
ATT Vi = 200mVrms, f = 400Hz
BSTH
BS max
∆Soft
∆Sharp
GV9V
GV0V
CCEN
∆CV
B RH
B RCEN
B RL
fV 9V
fV 0V
RDC
TDL
APL variable
APL variable
f = 2MHz, 100mVp-p
video tone VR: 4V → 0V
f = 2MHz, 100mVp-p
video tone VR: 4V → 9V, contrast VR: 6V
f = 100kHz, 100mVp-p, contrast VR: 9V,
video tone VR: 4V
f = 100kHz, 100mVp-p, contrast VR: 0V,
video tone VR: 4V
f = 100kHz, 100mVp-p, contrast
VR: 6V
Contrast VR: 3V → 9V
Bright VR: 2V
Bright VR: 4.5V
Bright VR: 7.5V
Contrast VR: 6V, video tone
VR: 4V, 3dB down
Contrast VR: 6V, video tone
VR: 4V, 3dB down
Input: stair step signal, 500mVp-p
Input: white 100%
ACC1
ACC2
ACCP1
ACCP2
EK
EC min
EC CEN
EC max
∆CC
TCEN
∆T
∆fAPC
+6dB
–20dB
+6dB
–20dB
Color VR: 0V, contrast VR: 9V
Color VR: 4.5V, contrast VR: 6V
Color VR: 9V, contrast VR: 9V
Color VR: B – Y = 2.5Vp-p,
contrast VR: 3V → 9V
Tint VR: 4.5V, color VR: 4.5V,
contrast VR: 6V
Tint VR: 0V ←4.5V → 8V,
color VR: 4.5V, contrast VR: 6V
Ratings
Unit
min
typ
max
3.0
3.4
3.8
V
4.4
4.8
5.2
V
4.4
4.8
5.2
V
5.2
5.6
6.0
V
33
40
47 dBµ
440
550
670 mVrms
0
0.4
1.0
%
40
60
80
dB
18
20
22
dB
2.0
2.8
3.6 Vrms
70
80
100
dB
40
50
60 IRE
–35
–27
–20 IRE
–6
–4
–2
dB
7
10
13
dB
15
18
21
dB
15
18
21
dB
0.4
0.48
0.57 Vp-p
18
20
22
dB
5.5
6.5
7.5
V
3.1
3.6
4.1
V
0.3
1.2
V
7
9
MHz
2.5
3
4 MHz
100
103
106
%
290
340
390
ns
–3
–7
–3
–7
–35
1.2
3.2
17.5
0
±40
±300
0
+3
dB
0
+2
dB
0
+3
°C
0
+7
°C
–28
–21
dB
50 mVp-p
1.8
2.4 Vp-p
4.0
4.8 Vp-p
19.5
21.5
dB
12
24
°C
±55
±70
°C
±500
Hz
Continued on next page.
No. 4361-3/6
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