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參數(shù)資料
| 型號(hào)： | LM1229 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | I2C Compatible CMOS TV RGB and Deflection Processor |
| 中文描述： | I2C兼容的CMOS電視RGB和偏轉(zhuǎn)處理器 |
| 文件頁(yè)數(shù)： | 3/27頁(yè) |
| 文件大?。?/td> | 969K |
| 代理商： | LM1229 |
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Absolute Maximum Ratings
(Notes 1,
2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage V
CC
, Pins 12, 27, 30,
49, 56, 61, 63
Peak Video DC Output Source Current
(Any One Amp) Pins 57, 58 or 59
Voltage at Any Input Pin (V
IN
) V
CC
–0.5V
≤
V
IN
≤
V
CC
+0.5V
Video Inputs (pk-pk)
Power Dissipation (P
D
)
(Above 25C Derate Based
on
θ
JA
and T
J
)
Thermal Resistance LM1229VEC (
θ
JA
)
6.0V
1.0 mA
0V
≤
V
IN
≤
1.2V
1.8W
35 C/W
Thermal Resistance LM1229YA (
θ
JA
)
DAP not soldered
Thermal Resistance LM1229YA (
θ
JA
)
DAP soldered
Junction Temperature (T
J
)
ESD Susceptibility (Note 4)
ESD Machine Model (Note 13)
Storage Temperature
Lead Temperature (Soldering, 10 sec.)
41 C/W
27 C/W
150C
3.5 kV
350V
65C to +150C
265C
Operating Ratings
(Note 3)
Temperature Range
Supply Voltage V
CC
Video Inputs (peak-peak)
0C to +70C
4.75V
≤
V
CC
≤
5.25V
0V
≤
V
IN
≤
1.0V
Video Signal Electrical Characteristics
Unless otherwise noted: T
= 25C, V
= +5.0V, V
= 0.70 V
P-P
, V
ABL
= V
CC
, C
L
= 10 pF, Video Outputs = 2.4 V
P-P
. See
(Note 7) for Min and Max parameters and (Note 6) for Typicals.
Symbol
Parameter
Conditions
Min
Typ
260
Max
330
Units
mA
I
S
I
S-PS
Supply current
Supply current, power save
mode.
Active video black level output.
Active video minimum black level
output.
Active video maximum black level
output.
Active video black level step size. No input signal. Varying DC offset.
Active video minimum black level
output.
Active video maximum black level
output.
Active video brightness step size. No input signal, DC offset = 0x3,
No output loading. See (Note 8).
No output loading. See (Note 8).
100
125
mA
V
OB TYP
V
OB MIN
No input signal, DC offset = 0x3.
No input signal, DC offset = 0xF(min).
1.25
V
0.5
V
V
OB MAX
No input signal, DC offset = 0x0(max).
1.45
V
V
OB STEP
V
OB MIN BRITE
65
mV
No input signal, DC offset = 0x3,
gain = 0x7F, brightness.= 0xFF(min).
No input signal, DC offset = 0x3,
gain = 0x7F, brightness.= 0x00(max).
0.8
V
V
OB MAX BRITE
1.65
V
V
OBB STEP
varying brightness.
Video in = 0.70 V
P-P
, contrast = 0x7F,
brightness = 0x0, DC offset = 0x3
Staircase input signal. See (Note 9).
(Note 5), 10% to 90%, AC input
signal.
(Note 5), AC input signal.
(Note 5), 90% to 10%, AC input
signal.
(Note 5), AC input signal.
(Note 5), AC input signal.
(Note 14).
(Note 14).
Video in = 0.70 V
P-P
, Maximum
contrast and gain, V
ABL
= 5.0V.
Maximum gain, V
ABL
= 5.0V.
Maximum gain, V
ABL
= 5.0V.
6.3
mV
V
O MAX
Maximum video output.
4.75
V
LE
t
R
Linearity error.
Video rise time.
5
%
8
ns
OS
R
t
F
Rising edge overshoot.
Video fall time.
2
%
8
ns
OS
F
BW
SEP
10 kHz
SEP
10 MHz
A
V MAX
Falling edge overshoot.
Channel bandwidth (3 dB)
Video amplifier 10 kHz isolation.
Video amplifier 10 MHz isolation.
Maximum voltage gain.
2
70
70
50
%
MHz
dB
dB
4.35
V/V
A
V 50% CONT
A
V MIN
/
A
V MAX
A
V 50% GAIN
Contrast attenuation
@
50%.
Maximum contrast attenuation.
–5.15
dB
–20.5
dB
Gain attenuation
@
50%.
Maximum contrast, V
ABL
= 5.0V.
–4.15
dB
L
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