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)6V
Input Voltage, (V
IN)6V
Storage Temperature Range, (T
STG)
65C to +150C
T
JMAX
150C
Lead Temperature (Soldering, <10 sec.)
300C
ESD Tolerance, Human Body Model
3 kV
Machine Model
300V
Operating Ranges (Note 2)
Temperature Range
0C to +70C
V
CC
+4.75V to +5.25V
Active Video Signal Electrical Characteristics
(See
Figure 3 for Test Circuit, and Table 1 for Control Test Settings Chart)
Unless otherwise noted: V
CC = +5V, VIN = 0.7V, CL = 8 pF, Video Signal Output = 1 VPP,TA = 25C, VABL =VCC.
Symbol
Parameter
Conditions
LM1253A
Units
Min
Typ
Max
I
CC1MAX
Maximum Supply Current
Test Setting 1, No Output Load
245
mA
V
OUT BLK
Active Video Black Level Minimum
Output Voltage
Test Setting 1, No AC Input Signal
V
REF
V
DC
LE
Linearity Error
Test Setting 3, (Note 4), Triangular
Step Signal Input
1%
V
OUT WHITE
Active Video White Level Max
Output Voltage
Test Setting 3, AC Input Signal
2.7
V
t
r
Rise Time
Test Setting 3, (Note 5), 10% to
90%, AC Input Signal
3.0
ns
t
f
Fall Time
Test Setting 3, (Note 5), 90% to
10%, AC Input Signal
3.0
ns
OS
R
Rising Edge Overshoot
Test Setting 3, (Note 5), AC Input
Signal
5%
OS
F
Falling Edge Overshoot
Test Setting 3, (Note 5), AC Input
Signal
5%
f(3dB)
Video Amplifier Bandwidth
Measured in AC2DC002 Demo
Board. LM1253A set for 40 V
PP
swing at LM2453 output
180
MHz
A
CONTRAST
Contrast Max-Min Adjustment
Range
Test Setting 2, AC Input Signal
20
dB
A
GAIN
Gain Max-Min Adjustment Range
Test Setting 2, AC Input Signal
10
dB
A
MAX
Max Signal Voltage Gain
Test Setting 2, AC Input Signal
1.8
V/V
V
ABL TH
Auto Beam Limit Control Upper
Limit
Test Setting 3, (Note 6), AC Input
Signal
4.5
V
ABL RANGE
Auto Beam Limit Control Voltage
Range
Test Setting 3, (Note 6), AC Input
Signal
3V
A
ABL
Auto Beam Limit Control Range
Test Setting 3, (Note 6), AC Input
Signal
10
dB
I
ABL MAX
Auto Beam Limit Input Current
Sink Capability
Test Setting 3, (Note 6), AC Input
Signal
1mA
C
IP
Input AC Coupling Capacitor
Test Setting 3
4.7
nF
V
REF
Typical V
REF Output Voltage
1.55
1.65
1.75
V
XT
Channel to Channel Crosstalk
10 MHz
40
dB
LM1253A
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