參數(shù)資料
型號(hào)： TDA4887PS
廠商： NXP SEMICONDUCTORS
元件分類： 音頻／視頻放大
英文描述： 160 MHz bus-controlled monitor video preamplifier
中文描述： 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24
封裝： 0.400 INCH, PLASTIC, SDIP-24
文件頁(yè)數(shù)： 4/68頁(yè)
文件大?。?/td> 425K
代理商： TDA4887PS
2001 Oct 19
4
Philips Semiconductors
Product specification
160 MHz bus-controlled monitor video
preamplifier
TDA4887PS
4
QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
P
I
P
V
P(n)
supply voltage (pin 7)
supply current (pin 7)
supply voltage; channels 1, 2 and 3
(pins 21, 18 and 15)
supply current; channels 1, 2 and 3
(pins 21, 18 and 15)
input voltage; channels 1, 2 and 3
(pins 6, 8 and 10) (black-to-white value)
maximum output voltage swing
(black-to-white value); channels 1,
2 and 3 (pins 22, 19 and 16)
output voltage level (pins 22,
19 and 16)
peak output source current
(pins 22, 19 and 16)
peak output sink current
(pins 22, 19 and 16)
black level reference voltage
(pins 22, 19 and 16)
DC coupling
AC coupling
7.6
7.6
8.0
25
8.0
8.8
30
8.8
V
mA
V
I
P(n)
20
25
mA
V
i(n)(b-w)
0.7
1.0
V
V
o(n)(b-w)(max)
maximum contrast;
maximum gain;
V
i(n)(b-w)
= 0.7 V; R
L
= 2 k
4.2
4.6
4.9
V
V
o(n)
0.1
V
P(n)
1
V
I
o(n)(source)(M)
during fast positive signal
transients
during fast negative signal
transients
typical values
40
mA
I
o(n)(sink)(M)
20
mA
V
bl(n)(ref)
control bit FPOL = 0
control bit FPOL = 1;
no pedestal blanking
0.5
0.53
2.0
1.89
V
V
t
r(n)
rise time of fast transients at signal
outputs (pins 22, 19 and 16)
fall time of fast transients at signal
outputs (pins 22, 19 and 16)
overshoot/undershoot at signal outputs
(pins 22, 19 and 16)
crosstalk suppression by frequency
contrast control: colour signal related to
maximum colour signal
tracking of output colour signals of
channels 1, 2 and 3
gain control related to maximum gain
brightness control (difference between
video black level and reference black
level at signal outputs related to
maximum colour signal)
brightness control range (DAC output
voltages for AC coupling or internal
feedback reference voltage for DC
coupling)
2.7
ns
t
f(n)
3.6
ns
δ
V
o(n)
input rise/fall times = 1 ns;
maximum colour signal
f = 50 MHz
10
%
α
ct(f)
δ
C
25
45
0
dB
dB
G
track
contrast control from
maximum to minimum
0
0.5
dB
δ
G
V
bl(n)
13.5
10
0
+33
dB
%
control bit BRI = 0
V
DA(n)
from maximum to
minimum; control bit
BRI = 1
1.4
0
V
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