參數(shù)資料
型號(hào)： STV5342
廠商： 意法半導(dǎo)體
英文描述： TELETEXT DECODER WITH 4 INTERGATED PAGES
中文描述： 圖文電視解碼器，4 INTERGATED頁(yè)
文件頁(yè)數(shù)： 5/20頁(yè)
文件大小： 448K
代理商： STV5342
ELECTRICALCHARACTERISTICS
(continued)
V
DD
= 5V, V
SS
= 0V, T
A
= - 20 to +70
o
C
Symbol
Parameter
Min
Typ
Max
Unit
INPUT/OUTPUTS (continued)
SDA (Pin 20)
Low Level Input Voltage
High Level Input Voltage
Input Rise / Fall Times
Input Leakage Current (V
I
= 0 to V
DD
and outputin high impedance state)
Input Capacitance
Low Level Output Voltage (I
OL
= 3mA)
Output Fall Time between 3.0V and 1.0V
Load Capacitance
D0-D7 (Pins 22-29)
Low Level Input Voltage
High Level Input Voltage
Input Leakage Current (V
I
= 0 to V
DD
and outputin high impedance state)
Input Capacitance
Low Level Output Voltage (I
OL
= 1.6mA)
High Level Output Voltage(-I
OH
= 0.2mA)
Output Rise / Fall Times between 0.6V and 2.2V
Load Capacitance
V
IL
V
IH
t
r ,
t
f
I
I(L)
C
I
V
OL
t
f
C
L
0
3
1.5
V
DD
2
+10
7
0.5
200
400
V
V
μ
s
μ
A
pF
V
ns
pF
-10
0
V
IL
V
IH
I
I(L)
C
I
V
OL
V
OH
t
r ,
t
f
C
L
0
2
0.8
V
DD
+10
7
0.4
V
DD
50
120
V
V
μ
A
pF
V
V
ns
pF
-10
0
2.4
OUTPUTS
ODD/EVEN
(Pin 8)
Low Level Output Voltage (I
OL
= 0.4mA)
High Level Output Voltage(-I
OH
= 0.2mA)
Output Rise / Fall Times between 0.6V and 2.2V
Load Capacitance
SAND (Pin 11)
Low Level Output Voltage (I
OL
= 0.2mA)
Middle Level Output Voltage (I
OL
=
±
10
μ
A)
High Level Output Voltage (-I
OH
= 0 to 10
μ
A)
Output Rise Time :
V
OL
to V
OI
from 0.4 to 1.1V
V
OI
to V
OH
from 2.9 to 4.0V
Output Fall Time V
OH
to V
Ol
from 4.0 to 0.4V
Load Capacitance
R, G, B, COR, BLAN, Y (Pins 13-18)
Low Level Output Voltage :
I
OL
= 2mA
I
OL
= 5mA
Pull-up Voltage (with R = 1k
to V
DD
)
Output Fall Time from 4.5 to 1.5V (with R = 1k
to V
DD
)
Skew Delay on Falling Edges (at3V with R = 1k
connected to V
DD
)
Load Capacitance
Output Leakage Current (V
PU
= 0 to V
DD
output off)
V
OL
V
OH
t
r
, t
f
C
L
0
0.4
V
DD
100
50
V
V
ns
pF
2.4
V
OL
V
OI
V
OH
0
-
-
0.25
2.9
V
DD
V
V
V
ns
1.1
4
t
r1
t
r2
t
f
C
L
-
-
-
-
-
-
-
-
400
200
50
30
ns
pF
V
OL
0
0
-
-
-
-
-
-
-
-
0.4
1
V
DD
20
20
V
V
PU
t
f
t
SK
C
L
I
LO
V
ns
ns
-
-
-
-
25
20
pF
μ
A
5
STV5342
5/20
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