LA7555 View Datasheet(PDF) - SANYO -> Panasonic
Part Name
Description
Manufacturer
LA7555 Datasheet PDF : 11 Pages
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LA7555
Continued from preceding page.
Parameter
Symbol
Conditions
V12, V13
Circuit voltage
V16
V22
V23
I5
Circuit current
I21
I22
Note : Assumes that the current flowing into the IC is positive (no sign) and current flowing out of the IC is negative.
Ratings
Unit
VCC V
VCC V
VCC V
VCC V
–3 mA
–5 mA
2 mA
Operating Conditions at Ta = 25˚C
Parameter
Recommended supply voltage
Operating voltage range
Symbol
VCC
VCC op
Conditions
Operating Characteristics at Ta = 25˚C
Parameter
[VIF section]
Circuit current
Quiescent video output voltage
Maximum RF AGC voltage
Minimum RF AGC voltage
Quiescent AFT output voltage
Input sensitivity
AGC range
Maximum allowable input
Video output amplitude
Output S/N
Sync signal tip voltage
920kHz beat level
Frequency characteristic
SIF output signal voltage
Differential gain
Differential phase
White noise threshold voltage
White noise clamp voltage
Black noise threshold voltage
Black noise clamp voltage
Maximum AFT voltage
Mimimum AFT voltage
AFT detection sensitivity
Input resistance
Input capacitance
APC pull-in range (U) 1
APC pull-in range (L) 1
APC pull-in range (U) 2
APC pull-in range (L) 2
Lock detection threshold voltage
VCO maximum variable range
VCO maximum variable range
VCO control sensitivity
Symbol
Conditions
I6+I17
V21
V11H
V11L
V16
Vi
GR
Vi max
Vo(video)
S/N
V21 tip
I920
fc
Vo(SIF)
DG
DP
VWTH
VWCL
VBTH
VBCL
V16H
V16L
Sf
ri
ci
fPU-1
fPL-1
fPU-2
fPL-2
V13TH
∆fU
∆fL
β
V13=11V
V13=11V
V13=11V
V13=11V
V13=11V
fm=400Hz, 40%AM
fm=15kHz, 78%AM
Vi=10mV, CW
Vi=10mV, CW
P=0, C=–4dB, S=–14dB (2Vp-p)
P=0, S=–14dB
P=0, S=–20dB
fp=58.75MHz, Vi=10mV, mod 87.5%,
video signal
fp=58.75MHz, Vi=10mV, mod 87.5%,
video signal
Vi=10mVrms, SWEEP
Vi=10mVrms, SWEEP
f=58.75MHz
f=58.75MHz
V20=3V
V20=7V
V20=5V to 4.6V
Ratings
Unit
12 V
10 to 13.2 V
Test
Point
Ratings
Unit
min
typ
max
Pins6, 17
Pin21
Pin11
Pin11
B
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
B
B
B
A
A
A
A
Pin22
A
A
A
45
57
71 mA
5.9
6.3
6.7 V
10.6
11 11.4 V
0
0.5 V
3.5
6.5
7.5 V
33
39
45 dB/µV
60
65
dB
100 200
mVrms
1.9
2.2
2.5 Vp-p
49
53
dB
3.45
3.7 3.95 V
38
46
dB
6
7
MHz
110 180 260 mVrms
3
8%
3
8 deg
6.4
6.8
7.2 V
4.2
4.6
5.0 V
2.3
2.6
2.9 V
4.1
4.5
4.9 V
11.0 11.5 12.0 V
0
0.5
1.0 V
37
50
70 mV/kHz
0.8
1.3 1.75 kΩ
3.0
6.0 pF
0.8
MHz
–0.8
MHz
2
MHz
–2
MHz
11 11.5
V
2.1
MHz
–2.1
MHz
1.4
2.8
5.6 kHz/mV
Continued on next page.
No.2927–2/11
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