OM5610 查看數據表（PDF） - Philips Electronics
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OM5610 Datasheet PDF : 16 Pages
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Philips Semiconductors
Matchbox global FM tuner
Preliminary specification
OM5610
CHARACTERISTICS
RF signal generator impedance = 50 Ω; dummy used (see Fig.5); RF levels are EMF/2; ∆f = 75 kHz; fi = 98 MHz;
fmod = 1 kHz; left and right audio output; audio filter = 22 Hz to 15 kHz; temperature range = 15 to 35 °C.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
FM mono
Φlim
3 dB limiting sensitivity
ΦRF
RF sensitivity
S/N
signal-to-noise ratio
fL
lower audio frequency
bandwidth limit
V9, 11 = −3 dB;
V9, 11 = 0 dB at VFMi > 100 µV
(S + N)/N = 26 dB
VFMi = 1 mV
measured lower limit (−3 dB);
fref = 1 kHz; measured with
pre-emphasis
−
5.5
7.5
µV
−
3.5
5
µV
−
68
−
dB
−
40
70
Hz
fH
upper audio frequency
measured upper limit (−3 dB);
12.5 14
−
kHz
bandwidth limit
fref = 1 kHz; measured with
pre-emphasis
αAM
AM suppression
AM modulation m = 30%; fAF = 1 kHz 40
50
−
dB
THD
total harmonic distortion
−
1.5
3
%
VFMi
search sensitivity
search stop bits S0.17 and S1.16 = 0 −
15
−
µV
αRF
RF attenuation in local mode
15
20
30
dB
VFM
audio output voltage level VFMi = 1 mV; unloaded
−
160 −
mV
FM stereo
S/N
αcs
∆IO
α
THD
signal-to-noise ratio
channel separation
channel imbalance
stereo blend function
total harmonic distortion
VFMi = 1 mV
fAF = 1 kHz; VFMi = 1 mV
fAF = 1 kHz; VFMi = 1 mV
VFMi = 100 µV
60
63
−
dB
22
28
−
dB
−
0.5
3
dB
5
10
−
dB
−
−
3
%
handbook, full pagewidth
50 Ω
10 Ω
45 Ω
60 Ω
RF generator
dummy
75 Ω asymmetrical
output to RF input
MBH930
Fig.5 RF signal generator and dummy.
1997 Apr 25
9
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