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參數(shù)資料
| 型號： | TDA8840 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | I2C-bus controlled PAL/NTSC/SECAM TV processors |
| 中文描述： | I2C總線控制的PAL / NTSC制式/ SECAM電視處理器 |
| 文件頁數(shù)： | 35/68頁 |
| 文件大?。?/td> | 316K |
| 代理商： | TDA8840 |
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December 16, 1997
35
Philips Semiconductors
Tentative Device Specification
I
2
C-bus controlled PAL/NTSC/SECAM TV
processors
TDA884X/5X-N2 series
Horizontal and vertical synchronization and drive circuits
S
YNC VIDEO INPUT
(
PINS
11, 13
AND
17)
H.1.1
H.1.2
H.1.3
sync pulse amplitude
slicing level for horizontal sync
slicing level for vertical sync
note 2
note 30
note 30
50
300
50
30
350
mV
%
%
H
ORIZONTAL OSCILLATOR
H.2.1
H.2.2
free running frequency
spread on free running
frequency
frequency variation with respect
to the supply voltage
frequency variation with
temperature
15625
±
2
Hz
%
H.2.3
V
P
= 8.0 V
±
10%; note 5
0.3
0.5
%
H.2.4
T
amb
= 0 to 70
°
C; note 5
100
Hz
F
IRST CONTROL LOOP
(
FILTER CONNECTED TO PIN
43);
NOTE
31
H.3.1
H.3.2
H.3.3
holding range PLL
catching range PLL
signal-to-noise ratio of the video
input signal at which the time
constant is switched
hysteresis at the switching point
±
0.6
±
0.9
±
0.9
20
±
1.2
kHz
kHz
dB
note 5
H.3.4
3
dB
S
ECOND CONTROL LOOP
(
CAPACITOR CONNECTED TO PIN
42)
H.4.1
H.4.2
control sensitivity
control range from start of
horizontal output to flyback at
nominal shift position
horizontal shift range
control sensitivity for dynamic
compensation
Voltage to switch-on the “flash”
protection
Input current during protection
120
19
μ
s/
μ
s
μ
s
H.4.3
H.4.4
63 steps
±
2
7.6
μ
s
μ
s/V
H.4.5
note 32
6
V
H.4.6
1
mA
H
ORIZONTAL OUTPUT
(
PIN
40);
NOTE
33
H.5.1
H.5.2
LOW level output voltage
maximum allowed output
current
maximum allowed output
voltage
duty factor
frequency during switch-on and
switch-off
duty factor during switch-on and
switch-off
I
O
= 10 mA
10
0.4
tbf
V
mA
H.5.3
V
P
V
H.5.4
H.5.5
V
OUT
= HIGH, note 5
45
2xfH
%
H.5.6
72
%
NUMBER
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| TDA8840H | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled PAL/NTSC/SECAM TV processors |
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| TDA8841 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled PAL/NTSC/SECAM TV processors |
| TDA8841H | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled PAL/NTSC/SECAM TV processors |
| TDA8841-N2 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled PAL/NTSC/SECAM TV processors |
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