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Absolute Maximum Ratings (Notes 1, 3) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage V
CC, Pins 10 and 18
6.0V
Peak Video DC Output Source Current
(Any One Amp) Pins 19, 20 or 21
1.5 mA
Voltage at Any Input Pin (V
IN)VCC +0.5
≥ V
IN
≥ 0.5V
Video Inputs (pk-pk)
0.0
≤ V
IN
≤ 1.2V
Thermal Resistance to Ambient (
θ
JA)
51C/W
Power Dissipation (P
D)
(Above 25C Derate Based
on
θ
JA and TJ)
2.4W
Thermal Resistance to case (
θ
JC)
32C/W
Junction Temperature (T
J)
150C
3.0 kV
350V
Storage Temperature
65C to +150C
Lead Temperature (Soldering, 10 sec.)
265C
Temperature Range
0C to +70C
Supply Voltage V
CC
4.75V
≤ V
CC
≤ 5.25V
Video Inputs (pk-pk)
0.0V
≤ V
IN
≤ 1.0V
Video Signal Electrical Characteristics
Unless otherwise noted: T
A = 25C, VCC = +5.0V, VIN = 0.70 VP-P,VABL =VCC,CL = 8 pF, Video Outputs = 2.0 VP-P. Setting
Symbol
Parameter
Conditions
Min
Typ
Max
Units
I
S
Supply Current
Test Setting 1, both supplies, no
195
250
mA
I
S-PS
Supply Current, Power Save
Mode
Test Setting 1, both supplies, no
55
85
mA
V
O BLK
Active Video Black Level Output
Voltage
Test Setting 4, no AC input signal, DC
offset (register 0x8438 set to 0xd5).
1.2
VDC
V
O BLK STEP
Active Video Black Level Step
Size
Test Setting 4, no AC input signal.
100
mVDC
V
O Max
Maximum Video Output Voltage
Test Setting 3, Video in = 0.70 V
P-P
4.0
4.3
V
LE
Linearity Error
Test Setting 4, staircase input signal
5%
t
r
Video Rise Time
AC input signal.
3.1
ns
OS
R
Rising Edge Overshoot
signal.
2%
t
f
Video Fall Time
AC input signal.
2.9
ns
OS
F
Falling Edge Overshoot
signal.
2%
BW
Channel bandwidth (3 dB)
signal.
150
MHz
V
SEP 10 kHz
Video Amplifier 10 kHz Isolation
60
dB
V
SEP 10 MHz
Video Amplifier 10 MHz Isolation
50
dB
A
V Max
Maximum Voltage Gain
Test Setting 8, AC input signal.
3.8
4.1
V/V
A
V C-50%
Contrast Attenuation @ 50%
Test Setting 5, AC input signal.
5.2
dB
A
V Min/AV Max
Maximum Contrast Attenuation
(dB)
Test Setting 2, AC input signal.
20
dB
A
V G-50%
Gain Attenuation @ 50%
Test Setting 6, AC input signal.
4.0
dB
A
V G-Min
Maximum Gain Attenuation
Test Setting 7, AC input signal.
11
dB
A
V Match
Maximum Gain Match between
channels
Test Setting 3, AC input signal.
±0.5
dB
A
V Track
Gain Change between channels
Tracking when changing from Test
Setting 8 to Test Setting 5. See
(Note±0.5
dB
LM1247
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