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參數(shù)資料
| 型號(hào)： | SAA5700 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Chinese Character System Teletext CCST decoder |
| 中文描述： | 漢字系統(tǒng)圖文電視解碼器加科技 |
| 文件頁數(shù)： | 13/24頁 |
| 文件大?。?/td> | 139K |
| 代理商： | SAA5700 |
1997 May 16
13
Philips Semiconductors
Preliminary specification
Chinese Character System Teletext
(CCST) decoder
SAA5700
Notes
1.
This current is the maximum allowed into the inputs when line and field flyback signals are connected to these inputs.
An external series resistor must be used to limit the input currents to 1 mA.
Measured from V
IL(max)
to V
IH(min)
.
Measured from V
IH(min)
to V
IL(max)
.
2.
3.
STTV
V
STTV
V
STTV(DC)
I
O(drive)
R, G
AND
B
VCS, TCS amplitude
nominal DC voltage
output drive
0.2
1.85
0.3
2.0
0.4
2.15
3
V
V
mA
I
OL
LOW-level output current (black
level)
HIGH-level output current
(full intensity)
load resistance to V
SSO
for nominal
1 V
(p-p)
output
load capacitance
output rise time
output fall time
10
+10
μ
A
I
OH
V
DDX
= 5 V
5.1
6.0
6.9
mA
R
L
160
C
L
t
o(r)
t
o(f)
BLAN (VDS)
20
15
15
pF
ns
ns
10% to 90%
90% to 10%
V
OH
V
OL
C
L
t
o(r)
t
o(f)
t
SK
HIGH-level output voltage
LOW-level output voltage
load capacitance
output rise time
output fall time
skew delay between outputs R,G,B
and BLAN
I
OH
=
2 mA
I
OL
= 2 mA
V
DD
0.25
0
V
DD
0.2
50
15
15
15
V
V
pF
ns
ns
ns
10% to 90%
90% to 10%
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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