TDA5732 查看數據表（PDF） - Philips Electronics
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TDA5732 Datasheet PDF : 18 Pages
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Philips Semiconductors
Low power VHF, UHF mixer/oscillator
for TV and VCR 2-band tuners
Preliminary specification
TDA5732M
CHARACTERISTICS
VP = 5 V; Tamb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
Supply
VP
supply voltage
IP
supply current
VSW
switching voltage
4.5
IP(max) measured at VP(max)
−
band A
0
band C
3.0
ISW
switching current
band A; VSW = 0 V
−
band C; VSW = 5 V
−
VP(max)
−
IF amplifier
S22
output reflection coefficient fi = 43.5 MHz; see Fig.12
−
fi = 43.5 MHz; see Fig.12
−
fi = 58.75 MHz; see Fig.12
−
fi = 58.75 MHz; see Fig.12
−
ZO
output impedance
fi = 43.5 MHz; see Fig.12
−
fi = 43.5 MHz; see Fig.12
−
fi = 58.75 MHz; see Fig.12
−
fi = 58.75 MHz; see Fig.12
−
SLO
visibility of the LO frequency at RL = 75 Ω
−
the IF output
(worst case in the frequency
range of band A and band C)
Band A mixer (including IF amplifier)
fR
frequency range
NA
noise figure
gos
optimum source conductance
YI
input admittance (GP//CP)
VoA(IF)
IF output voltage
VHFl
VHFlll
fi = 50 MHz; see Fig.7
fi = 150 MHz; see Fig.7
fi = 300 MHz; see Fig.7
fi = 50 MHz; see Fig.7
fi = 150 MHz; see Fig.7
fi = 300 MHz; see Fig.7
GP; fi = 55.25 MHz; see Fig.9
GP; fi = 361.25 MHz; see Fig.9
CP; fi = 55.25 to 361.25 MHz;
see Fig.9
1% cross modulation; in channel;
fi = 55.25 to 361.25 MHz;
RL = 75 Ω; wanted frequency
sound carrier; unwanted frequency
picture carrier; see Fig.5
55.25
133.25
−
−
−
−
−
−
−
−
−
105
TYP. MAX.
5.0 5.5
50
64
−
2.0
−
VP
−
2
4.5 10
6
−
−13.1 −
2.9 −
−13.1 −
2.2 −
78.4 −
1.8 −
78.4 −
−1.4 −
85
−
−
127.25
−
361.25
8.5 9.5
8.5 10.5
9.5 12.5
0.7 −
0.9 −
1.5 −
0.25 −
0.5 −
1.3 −
108 −
UNIT
V
mA
V
V
µA
µA
µA
dB
deg
dB
deg
Ω
Ω
Ω
Ω
dBµV
MHz
MHz
dB
dB
dB
mS
mS
mS
mS
mS
pF
dBµV
1995 Mar 22
6
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