參數(shù)資料
型號： PNX3000HL
廠商： NXP SEMICONDUCTORS
元件分類： 消費家電
英文描述： Analog front end for digital video processors
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP128
封裝： 14 X 20 MM, 1.40 MM HEIGHT, PLASTIC, SOT-425-1, MS-026, LQFP-128
文件頁數(shù)： 28/51頁
文件大?。?/td> 285K
代理商： PNX3000HL
2004 Oct 04
28
Philips Semiconductors
Preliminary specification
Analog front end for digital video
processors
PNX3000
C
i(dif)
input capacitance
(differential)
gain control range
crosstalk attenuation
between SIF and VIF input
note 3
3
pF
G
v
α
ct(SIF-VIF)
50
55
dB
dB
S
OUND
IF
INTERCARRIER OUTPUT ON
DTV
OUTPUT
, FM
MODULATION
;
NOTE
18
V
o(dif)(rms)
differential output signal
amplitude (RMS value)
bandwidth (
3 dB)
residual IF sound carrier
(RMS value)
output impedance
(differential)
DC output voltage
internal bias current of
emitter followers
maximum allowed source
current
weighted S/N ratio
(SC1/SC2)
SC1; sound carrier 2 off
75
100
125
mV
B
3dB
V
r(SC)(rms)
7.5
8.5
2
MHz
mV
Z
o(dif)
150
V
O
I
bias(int)
1.3
2
V
mA
I
source(max)
2
mA
S/N
W
ratio of PC/SC1 at vision IF
input of 40 dB or higher;
note 19
black picture
white picture
6 kHz sinewave
(black-to-white modulation)
250 kHz sine wave
(black-to-white modulation)
sound carrier subharmonics
(f = 2.75 MHz
±
3 kHz)
sound carrier subharmonics
(f = 2.87 MHz
±
3 kHz)
53/48
52/47
44/42
58/55
55/53
48/46
dB
dB
dB
44/25
48/30
dB
45/44
51/50
dB
46/45
52/51
dB
AM
SOUND OUTPUT
;
NOTE
20
V
o(rms)
AF output signal amplitude
(RMS value)
total harmonic distortion
54 % modulation
400
500
600
mV
THD
54 % modulation
80 % modulation
100
47
0.5
tbf
125
53
1.0
5.0
%
%
kHz
dB
B
3dB
S/N
W
3 dB AF bandwidth
weighted signal-to-noise
ratio
power supply ripple
rejection ratio
54 % modulation
PSRR
5 V main supply
17
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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