LM1281N datasheet(2/14 Pages) NSC

2 / 14 page

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage

Pins 6, 9, and 22

15V

Peak Video Output Source Current

(Any One Amp) Pins 18, 20, and 23

28 mA

Voltage at Any Input Pin (V

IN)VCC ≥ VIN ≥ GND

Power Dissipation (P

(Above 25˚C Derate based on

JA and TJ)

2.5W

Thermal Resistance (

JA)

50˚C/W

Junction Temperature (T

150˚C

ESD Susceptibility (Note 4)

2 kV

Storage Temperature

−65˚C to +150˚C

Lead Temperature

(Soldering, 10 sec.)

265˚C

Operating Rating (Note 2)

Temperature Range:

−20˚C to +70˚C

Supply Voltage (V

CC)

11.4V

≤ V

CC ≤ 12.6V

DC Electrical Characteristics

See DC Test Circuit (

Figure 5), T

A = 25˚C; VCC1 = VCC2 = 12V; V13 = 4V; V14 = 4V; V16 = 4V; Vdrive = 4V; V4 = 0V; V15 =

0V; V

25 = 1V unless otherwise stated

Symbol

Parameter

Conditions

Typical

(Note 5)

Limit

(Note 6)

Units

Supply Current

CC1 +VCC2,RL= ∞ (Note 7)

120

mA (max)

Video Input Resistance

Any One Amplifier

100

Ω

15l

Clamp Gate Low Input Voltage

Clamp Comparators On

1.2

0.8

V (max)

15h

Clamp Gate High Input Voltage

Clamp Comparators Off

1.6

2.0

V (min)

15l

Clamp Gate Low Input Current

15 = 0V

−1.5

−5.0

µA (max)

15h

Clamp Gate High Input Current

15 = 12V

0.01

1.0

µA (max)

16l

Blank Gate Low Input Voltage

Blank Gate On

1.2

0.8

V (max)

16h

Blank Gate High Input Voltage

Blank Gate Off

1.6

2.0

V (min)

16l

Blank Gate Low Input Current

16 = 0V

−8

−11

µA (max)

16h

Blank Gate High Input Current

16 = 12V

0.01

1.0

µA (max)

Reference Voltage

2.0

vid-clamp

Video Input Cap Charge Current

Clamp Comparators On

±750

±450

µA (min)

vid-bias

Video Input Cap Bias Discharge

Current

Clamp Comparators Off

±750

out-clamp

Output Clamp Cap Charge Current

Clamp Comparators On

±750

±450

µA (min)

out-bias

Output Clamp Cap Bias Discharge

Current

Clamp Comparators Off

750

Video Output Low Voltage

25 = 0V

100

mV (max)

Video Output High Voltage

25 = 10V

7.5

V (min)

O(1V)

Video Black Level Output Voltage

25 = 1V

1.2

V (Note 8)

∆V

O(1V)

Video

∆Black Level Output

Voltage

Between Any Two Amplifiers,

25 = 1V

±20

±250

mV (max)

OL (blanked)

Video Output Blanked Voltage

Blank Gate On

100

500

mV (max)

13,14, 26, 27, or

Contrast/Drive Control Input

Current

contrast = VDrive = 0V to 4V

−125

−500

nA (max)

Cut-Off Control Input Current

25 = 0V to 4V

−1.0

1.5

µA (max)

spot

Spot Killer Voltage

CC Adjusted to Activate

10.6

11.2

LM1281N Folha de dados(PDF) 2 Page - National Semiconductor (TI)

LM1281N Folha de dados(HTML) 2 Page - National Semiconductor (TI)

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14

Folha de dados Download

Ligação URL