參數(shù)資料
型號(hào)： TDA4885
廠(chǎng)商： NXP SEMICONDUCTORS
元件分類(lèi)： 消費(fèi)家電
英文描述： 150 MHz video controller with I2C-bus
中文描述： SPECIALTY CONSUMER CIRCUIT, PDIP32
封裝： 0.400 INCH, PLASTIC, SOT-232-1, SDIP-32
文件頁(yè)數(shù)： 12/56頁(yè)
文件大?。?/td> 396K
代理商： TDA4885
1997 Nov 25
12
Philips Semiconductors
Product specification
150 MHz video controller with I
2
C-bus
TDA4885
I
11
input current
V
11
= 0.8 V; note 7
pin 5 grounded; note 7
V
5
=
0.1 V; note 7
3
80
250
0.4
60
200
0.1
30
100
μ
A
μ
A
μ
A
Video signal inputs (channel 1: pin 6; channel 2: pin 8; channel 3: pin 10)
V
i(b-w)6, 8, 10
positive input signal referred to
black
DC voltage during input
clamping
DC input current
0.7
1.0
V
V
I(clamp)6, 8, 10
note 9
4
V
I
I6, 8, 10
no input clamping;
V
I6, 8, 10
= V
I(clamp)6, 8, 10
;
T
amb
=
20 to +70
°
C
during input clamping;
V
I6, 8, 10
= V
I(clamp)6, 8, 10
±
0.7 V
f = 100 MHz;
V
I(DC)6, 8, 10
= V
I(clamp)6, 8, 10
0.02
0.20
0.35
μ
A
±
110
±
150
±
190
μ
A
Z
i6, 8, 10
magnitude of signal input
impedance
input capacitance against
ground
500
C
i6, 8, 10
3
pF
Signal blanking
α
ct(bl)
crosstalk suppression from
input to output during blanking
control bit DISV = 1; f = 80 MHz 20
control bit DISV = 1;
f = 135 MHz
see Fig.8
30
15
dB
dB
10
t
d11(sig)l
delay between blanking input
(leading edge) and output
signal blanking
delay between blanking input
(trailing edge) and output
signal blanking
55
ns
t
d11(sig)t
see Fig.8
25
ns
Clipping (measured at signal outputs)
V
clipp
offset during sync clipping
related to nominal colour signal
V
I6, 8, 10
= V
I(clamp)6, 8, 10
;
note 10; see Fig.3
1
2
%
Contrast control;
see Fig.9 and note 11
d
C
colour signal related to nominal
colour signal
3FH (maximum)
26H (nominal)
00H (minimum)
3FH to 00H; note 12
4
0
28
0.0
0.5
dB
dB
dB
dB
G
track
tracking of output colour
signals of channels 1, 2 and 3
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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