參數(shù)資料
型號： PNX3000
廠商： NXP Semiconductors N.V.
英文描述： Analog front end for digital video processors
中文描述： 模擬前端數(shù)字視頻處理器
文件頁數(shù)： 34/51頁
文件大?。?/td> 285K
代理商： PNX3000
2004 Oct 04
34
Philips Semiconductors
Preliminary specification
Analog front end for digital video
processors
PNX3000
G
low
G
high
f
THD + N
low gain
high gain
frequency range
total harmonic distortion
plus noise
signal-to-noise ratio
bits M1G = M2G = 0
bits M1G = M2G = 1
50
74
17
35
80
20000
dB
dB
Hz
dB
1 kHz input signal at
0.9 V (RMS) output level
referred to 16 mV (RMS) input
level; low gain
referred to 16 mV (RMS) input
level; high gain
S/N
70
76
dB
74
80
dB
A
NALOG OUTPUTS
V
o(max)(rms)
maximum output signal
amplitude (RMS value)
5 V audio supply
8 V audio supply
1.0
2.0
500
650
V
V
Z
o
THD + N
output impedance
total harmonic distortion
plus noise
1 kHz input signal
+6 dBV output level
54 dBV output level;
A-weighted
referred to 0 dBV output level;
A-weighted
80
36
88
40
dB
dB
S/N
signal-to-noise ratio
90
96
dB
f
PSRR
frequency range
power supply ripple
rejection ratio
20
20000
Hz
1 kHz ripple frequency
ripple on 5 V main supply
ripple on 8 V audio supply
43
45
dB
dB
Audio analog-to-digital converters
D
IGITAL AUDIO OUTPUTS
;
NOTE
28
V
i(max)(rms)
maximum input voltage
(RMS value)
5 V audio supply
8 V audio supply
1 kHz input signal
+0 dBV output level
54 dBV output level;
A-weighted
referred to 0 dBV input level;
A-weighted
0 kHz to 20 kHz
at 2 V (RMS) input level
8 V audio supply voltage; 1 kHz
ripple frequency
ripple on 5 V main supply
ripple on 8 V audio supply
5 V audio supply voltage; 1 kHz
ripple frequency
1.0
2.0
V
V
THD + N
total harmonic distortion
plus noise
78
30
dB
dB
S/N
signal-to-noise ratio
86
dB
α
cs
V
o
PSRR
channel separation
digital output level
power supply ripple
rejection ratio
80
4.3
dB
dBFS
54
55
18
dB
dB
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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