NJM2540 Ver la hoja de datos (PDF) - Japan Radio Corporation
Número de pieza
componentes Descripción
Fabricante
NJM2540 Datasheet PDF : 8 Pages
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NJM2540/2543
ABSOLUTE MAXIMUM RATINGS
(TA=25°C)
Parameter
Symbol
Ratings
Unit
Supply Voltage
Vcc
7
V
Power Dissipation
PD
*550
mW
Operating Temperature Range Topr
-20 to +75
°C
Storage Temperature Range
Tstg
-40 to +150
°C
* Test IC soldered on PC board
RECOMMENDED OPERATING VOLTAGE RANGE
Parameter
Operating Voltage
Condition
Symbol Min. Typ.
Vcc
4.5
5.0
(TA =25°C)
Max. Unit
5.5
V
ELECTRICAL CHARACTERISTICS (Note 1)
Parameter
Condition
Operating Current
VHF OSC only, No RF input
Operating Current
UHF OSC only, No RF input
Conversion Gain
Conversion Gain
VHF OSC only
fRF=55.25 to 361.25MHz, -50dBm
VHF OSC only
fRF=55.25 to 361.25MHz, -50dBm
VHF OSC only
PCS Beat 1
Input Level: Fp=Fc=Fs
IF Output level: -10dBm
UHF OSC only
PCS Beat 2
Input Level: Fp=Fc=Fs
IF Output level: -10dBm
Noise Figure 1
Noise Figure 2
OSC Output Level
VHF OSC only
FRF=55.25 to 361.25MHz
VHF OSC only
FRF=55.25 to 361.25MHz
Flocal=101 to 847MHz
Maximum IF Output Level Flocal=55.25 to 801.25MHz
Symbol
Icc1
Icc2
Ga1
(Vcc=5V, TA =25°C,IF=45.75MHz)
Min. Typ. Max. Unit
24
41
56
mA
25
42
57
mA
-
26
-
dB
Ga2
-
30
-
dB
PCS1
-
51
-
dB
PCS2
-
50
-
dB
NF1
-
13
-
dB
NF2
-
11
-
dB
OUTosc -
-12
-
dBm
OUTif
-
10
-
dBm
(Note 1) Because AC characteristics largely depends on application circuit, these parameters are specified
by the DC characteristics as shown in next page.
-2-
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