參數(shù)資料
型號(hào): SAA5281
廠商: NXP Semiconductors N.V.
英文描述: Integrated Video input processor and Teletext decoder IVT1.8
中文描述: 集成視頻輸入處理器和圖文電視解碼器IVT1.8
文件頁(yè)數(shù): 9/48頁(yè)
文件大小: 1187K
代理商: SAA5281
1996 Nov 04
9
Philips Semiconductors
Preliminary specification
Integrated Video input processor and
Teletext decoder (IVT1.8*)
SAA5281
LIMITING VALUES
In accordance with Absolute Maximum Rating System (IEC 134).
CHARACTERISTICS
V
DD
= 5 V
±
10%; T
amb
=
20 to +70
°
C; pin numbers refer DIP48 package; unless otherwise specified.
SYMBOL
PARAMETER
MIN.
MAX.
UNIT
V
DD
V
I
V
O
I
O
I
IOK
T
amb
supply voltage (all supplies)
input voltage (any input)
output voltage (any output)
output current (each output)
DC input or output diode current
operating ambient temperature
0.3
0.3
0.3
20
+6.5
V
DD
+ 0.5
V
DD
+ 0.5
±
10
±
20
+70
V
V
V
mA
mA
°
C
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
V
DD
I
DDtot
supply voltage
total supply current
4.5
5.0
75
5.5
150
V
mA
Inputs
CVBS
V
sync
V
burst(p-p)
sync voltage amplitude
colour burst amplitude
(peak-to-peak value)
delay from CVBS to TCS
output from STTV buffer
(nominal video, average of
leading/trailing edge)
change in sync delay between
all black and all white video
input at nominal levels
video input voltage amplitude
(peak-to-peak value)
teletext data voltage amplitude
display PLL capture range
source impedance
input switching voltage level of
sync separator
input impedance
input capacitance
0.1
0.0
0.3
0.3
0.6
4.0
V
V
t
d(sync)
150
0
+150
ns
t
d(sync)
0
25
ns
V
vid(p-p)
0.7
1.0
1.4
V
V
dat(text)
f/f
Z
source
V
I
0.29
±
7
1.7
0.46
2.0
0.71
250
2.3
V
%
V
Z
I
C
I
IREF
2.5
5.0
10
k
pF
R
gnd
V
i
resistor to ground
input voltage
27
0.5V
DD
k
V
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