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參數(shù)資料
| 型號(hào)： | STV5345T |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| 中文描述： | 圖文電視解碼器，集成8頁 |
| 文件頁數(shù)： | 7/25頁 |
| 文件大?。?/td> | 579K |
| 代理商： | STV5345T |
6
9
7
character display clockinput
to timing chain
teletextclock input
to data acquistion circuit
teletext data input
to data acquisition circuit
clamping pulses from timing circuit
from time 4
μ
s to 8
μ
s of each television
line to maintain correct D.C. level
following external A.C. coupling
F6, TTC, TTD INPUT CIRCUITRY
INPUT WAVEFORM PARAMETERS
shaded regionsequal in area
V
0
t
50%
duty cycle
level
V
P
V
I(p-p)
V
P
F6
TTC
TTD
C
EXT
5
Figure 1 :
F6,TTC, TTD Input InternalConnections
144ns typ.
t
CY
40ns min. 40ns min.
t
DH
t
DS
80ns max.
t
r
t
f
80ns max.
10%
90%
90%
10%
Data Stable
Data Stable
data may change
data may change
data may change
TTC
TTD
5
Data Stable : 1 if
≥
2V , 0 if
≤
0.8V
Figure 2 :
TeletextData Input Timing
F1
TCS
SAND
0
4.67
8.5
1.5
33.5
64
continuousinternal1MHz clock
Phase lock off
All timings in
μ
s
Phase lock
5
Figure 3 :
SynchronizationTiming
STV5345- STV5345/H - STV5345/T
7/25
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| STV5346 | MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| STV5346D | MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| STV5347 | Monochip Teletext and VPS Decoder with 4 Integrated Pages(單片電文和VPS譯碼器帶4頁存儲(chǔ)器) |
| STV5348H | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
| STV5348T | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| STV5346 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| STV5346/H | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| STV5346/T | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| STV5346D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
| STV5346D/H | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT DECODER WITH 8 INTEGRATED PAGES |
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