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TDA5745 Fiches technique(PDF) 7 Page - NXP Semiconductors

No de pièce TDA5745
Description  Low power mixers/oscillators for hyperband tuners
Download  20 Pages
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Fabricant  PHILIPS [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA5745 Fiches technique(HTML) 7 Page - NXP Semiconductors

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1998 Mar 09
7
Philips Semiconductors
Preliminary specification
Low power mixers/oscillators for
hyperband tuners
TDA5744; TDA5745
gi
input conductance
fRF = 45.25 MHz
0.25
mS
fRF = 399.25 MHz
0.5
mS
Ci
input capacitance
fRF = 45.25 to 399.25 MHz
2
pF
Vo
output voltage causing 1%
cross modulation in channel
fRF = 45.25 MHz; see Fig.6
116
119
dB
µV
fRF = 399.25 MHz; see Fig.6
116
119
dB
µV
Vi
input voltage causing pulling
in channel (750 Hz)
fRF = 399.25 MHz; note 1
88
dB
µV
GV
voltage gain
fRF = 45.25 MHz; see Fig.4
24.5
27
29.5
dB
fRF = 399.25 MHz; see Fig.4
24.5
27
29.5
dB
VHF oscillator
fosc
oscillator frequency
84.15
438.15 MHz
∆f
osc(V)
oscillator frequency shift
with supply voltage
∆VCC = 5%; note 2
100
200
kHz
∆V
CC = 10%; worst case in the
frequency range; note 2
200
kHz
∆f
osc(T)
oscillator frequency drift
with temperature
∆T=25 °C without compensation: NP0
capacitors; worst case in the frequency
range; note 3
1300
tbf
kHz
∆f
osc(t)
oscillator frequency drift
with time
worst case in the frequency range;
note 4
600
tbf
kHz
Φ
osc
phase noise,
carrier-to-noise sideband
±100 kHz frequency offset; worst case
in the frequency range
106
dBc/Hz
RSC(p-p)
ripple susceptibility of VCC
(peak-to-peak value)
VCC = 5 V; worst case in the frequency
range; ripple frequency 500 kHz; note 5
15
40
mV
UHF mixer (including IF amplifier)
fi(RF)
RF input frequency
picture carrier frequency
407.25
855.25 MHz
F
noise figure
fRF = 407.25 MHz; see Fig.10
810
dB
fRF = 855.25 MHz; not corrected for
image; see Fig.10
911
dB
Rs
real part of Zi =Rs +jωLs
fRF = 407.25 MHz
30
−Ω
fRF = 855.25 MHz
38
−Ω
Ls
imaginary part of
Zi =Rs +jωLs
fRF = 407.25 MHz
9
nH
fRF = 855.25 MHz
6
nH
Vo
output voltage causing 1%
cross modulation in channel
fRF = 407.25 MHz; see Fig.7
116
119
dB
µV
fRF = 855.25 MHz; see Fig.7
114
117
dB
µV
Vi
input voltage causing pulling
in channel (750 Hz)
fRF = 855.25 MHz; note 1
78
dB
µV
GV
voltage gain
fRF = 407.25 MHz; see Fig.4
35
38
41
dB
fRF = 855.25 MHz; see Fig.4
35
38
41
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT


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