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LMH1251 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part No. LMH1251
Description  YPBPR to RGB Decoder and 2:1 Video Switch
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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 3 page
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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.
ESD Tolerance
Susceptibility(Note 4)
4.0 kV
Machine Model (Note 11)
400V
Supply Voltage V
CC, Pins 7
and 17
5.5V
Voltage at any Input Pin (V
IN)VCC −0.5
≥ V
IN
≥ 0V
Video Inputs (pk-pk)
0.0V
≤ V
IN
≤ 1.2V
Thermal Resistance to Ambient
(
θ
JA)
110˚C/W
Thermal Resistance to Case
(
θ
JC)
25˚C/W
Junction Temperature (T
J)
+150˚C
Storage Temperature Range
−65˚C to +150˚C
Lead Temperature (soldering 10
sec.)
265˚C
Operating Ratings (Note 2)
Operating Temperature Range
0˚C to +70˚C
Supply Voltage (V
CC)
4.75V
≤ V
CC
≤ 5.25V
RGB Video Inputs (pk-pk)
0.0V
≤ V
IN
≤ 0.7V
Y Video Inputs (incl. Sync)
-0.3V
≤ V
IN
≤ 0.7V
P
BPR Video Inputs
-0.35V
≤ V
IN
≤ 0.35V
Video Signal Electrical Characteristics
Unless otherwise noted: T
A = 25˚C, VCC = +5.0V, RGB VideoIN = 0.70, Y VideoIN = 0.7 VPP,PBPR VideoIN = ±350 VmV,
C
L = 8 pF, Video Outputs = 0.7 VPP. See (Note 7) for Min and Max parameters and (Note 6) for typicals.
Symbol
Parameter
Conditions (Note 2)
Min
Typ
Max
Units
I
S, RGB
Supply Current
No Output Loading, 80 kHz
28
34
41
mA
I
S
,YP
BPR
Supply Current
No Output Loading, 480p
see (Note 8)
60
70
80
mA
I
S-PS
Supply Current, Power Save
Mode
Power Save Mode, No Output
Loading, 80 kHz, see (Note 8)
4
8
12
mA
I
OUT
Output Current
3
mA
V
O BLK
Typical DC Active Video Black
Level Output Voltage
No AC Input Signal
1.8
2.1
2.4
VDC
Gain
RGB
RGB Video Unity Gain
RGB Video
IN = 0.7 VPP
0.07
dB
Ch-Ch
Match
RGB
RGB Ch to Ch Matching
RGB Video
IN = 0.7 VPP
0.02
dB
LE
RGB
RGB Input: Linearity Error
Staircase Input Signal
see (Note 9)
0%
Video Time Domain Response
RGB t
r
RGB Input:
Video Rise Time
10% to 90%, AC Input Signal
(Note 5)
1.55
ns
RGB OS
R
RGB Input:
Rising Edge Overshoot
AC Input Signal
(Note 5)
3%
RGB t
f
RGB Input:
Video Fall Time
90% to 10%, AC Input Signal
(Note 5)
1.55
ns
RGB OS
F
RGB Input:
Rising Edge Overshoot
AC Input Signal
(Note 5)
3%
SD YP
BPR tr
SD YP
BPR Input:
Video Rise Time
10% to 90%, AC Input Signal
(Note 5)
1.54
ns
RGB OSF
RGB Input:
Falling Edge Overshoot
(Note 5), AC Input Signal
3
%
SD YP
BPR tr
SD YP
BPR Input:
Video Rise Time
10% to 90%, AC Input Signal
(Note 5)
15.4
ns
SD YP
BPR OSR
SD YP
BPR Input:
Rising Edge Overshoot
AC Input Signal
(Note 5)
3%
SD YP
BPR tf
SD YP
BPR:
Video Fall Time
90% to 10%, AC Input Signal
(Note 5)
15.4
ns
SD YP
BPR OSF
SD YP
BPR:
Falling Edge Overshoot
AC Input Signal
(Note 5)
3%
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