
LA7672
No. 4265-2/6
Parameter
Symbol
Conditions
Ratings
Unit
Maximum Supply Voltage
V11 max
11
V
V14 max
11
V
Maximum Supply Current
I30max
16
mA
Allowable Power dissipation
Pd max
Ta
≤ 60°C
1.35
W
Operating Temperature Range
Topr
–10 to +65
°C
Storage Temperature Range
Tstg
–55 to +150
°C
Circuit Current
I44
–6
mA
I6
–3
mA
FBP Input Current
I22 max
Peak current
5
mA
I21 max
Peak current
10
mA
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended Supply Voltage
V11
9
V
V14
9
V
Recommended Supply Current
I30
13
mA
Operating Voltage Range
V11op
8 to 9.5
V
V14op
8 to 9.5
V
Operating Current Range
I30op
10 to 16
mA
Operating Conditions at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[Circuit Voltage and Current]
Horizontal Supply Voltage
V30
VCC = 9V, ICC = 13mA
7.3
7.8
8.3
V
Supply Current
I11 + 14
VCC = 9V, ICC = 13mA, IF AGC 4V
102
120
138
mA
[VIF]
Quiescent Video Output Voltage
V44
Quiescent
4.3
4.7
5.1
V
Quiescent AFT Output Voltage
V47
Quiescent
3.1
4.7
6.1
V
Maximum RFAGC Voltage
V49H
CW = 85dB, RFAGCVR = min
7.6
8.0
8.3
V
Minimum RFAGC Voltage
V49L
CW = 85dB, RFAGCVR = max
0
0.01
0.3
V
Input Sensitivity
Vi
VIF input level for video output at 0.8Vp-p
33
39
45
dB
(40% mod).
AGC Range
GR
Maximum input (V0 = 0.8Vp-p) - input sensitivity
54
62
dB
Maximum Permissible Input
Vi max
VIF input level for video output at +1dB
97
104
dB
Video Output Detection
VO44
Vi = 80dB, AM = 78% mod
1.7
2.0
2.3
Vp-p
Differential Gain
DG
Vi = 80dB, AM = 87.5%, video mod
3.0
10
%
Differential Phase
DP
Vi = 80dB, AM = 87.5%, video mod
1.0
10
deg
Video S/N
S/N
Vi = 80dB, 20 log
1.46 (Vp-p)
47
54
dB
noise (Vrms)
Synchronization Signal Tip Level
V44 TIP
CW = 80dB
2.1
2.4
2.7
V
Frequency Characteristic
fC
Frequency at video output of –3dB
6.0
9.0
MHz
920 kHz VIF Intermodulation
I920
V3.58MHz/V920kHz, Vi = 80dB
35
42
dB
Maximum AFT Output Voltage
V47H
CW = 80dB, frequency change
8.3
8.7
9.0
V
Minimum AFT Output Voltage
V47L
CW = 80dB, frequency change
0.1
0.3
0.8
V
AFT Detection Sensitivity
Sf
CW = 80dB, frequency change
45
70
100
mV/kHz
AFT Switch Operation Start Voltage
VAFTSW
Measuring with sweep signal
0.5
1.0
V
Black Noise Threshold Level
VBTH
Measuring with sweep signal
1.1
1.4
1.7
V
APC Pull-in Range (U)2
fPU-2
CW = 80dB, fP = 53MHz to 64MHz
0.8
1.7
MHz
APC Pull-in Range (L)2
fPL-2
CW = 80dB, fP = 53MHz to 64MHz
–2
–1
MHz
VCO Maximum Variable Range
fU
Quiescent
0.9
1.7
MHz
fL
Quiescent
–2
–1
MHz
VCO Control Sensitivity
b
Quiescent
1.5
3.0
5.5
kHz/mV
Operating Characteristics at Ta = 25°C, VCC = V11 = V14 = 9 V, ICC = I30 = 13 mA
Continued on next page.