RF1238 Ver la hoja de datos (PDF) - Murata Manufacturing
Número de pieza
componentes Descripción
Fabricante
RF1238 Datasheet PDF : 2 Pages
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Absolute Maximum Ratings
Rating
Value
Units
Incident RF Power
DC Voltage Between Any Two Pins (Observe ESD Precautions)
Case Temperature5
+13
±30
-40 to +85
dBm
VDC
°C
Typical Filter Response
Typical filter responses are shown below. The actual response is dependent on external impedance matching and circuit layout. Illustrated frequencies and
minimum rejection for LO and IMAGE are shown only for superhet receivers with 10.7 MHz IF.
.
0
dB
-10
-20
LO
-30
-40 Image
-50
-60
-70
-80
5 MHz/div
Frequency
Electrical Connections
Pin
Connection
1 Input or Output
2 Output or Input
3 Case Ground
Bottom View
Pin 1
Pin 2
Pin 3
Typical Test Circuit
From 50Ω
Network
Analyzer
L
1
C
L
2
3
C
To 50Ω
Network
Analyzer
0
dB
-1
-2
-3
-4
Minimum 3dB
-5
Passband
at 25oC
-6
-7
-8
100 KHz/div
Frequency
Case Design
B
A
Dimensions
A
B
C
D
E
F
G
H
J
C
G
F
E
D
(3 places)
J
(2 places)
Millimeters
Min
Max
9.40
3.18
2.50
3.50
0.46 Nominal
5.08 Nominal
2.54 Nominal
2.54 Nominal
1.02
1.40
H
45°
Inches
Min
Max
0.370
0.125
0.098
0.138
0.018 Nominal
0.200 Nominal
0.100 Nominal
0.100 Nominal
0.040
0.055
C©o20p1y0r-i2g0h1t5©byMMuurattaaEMleacntrounfaiccstNu.rAin.,gInCc.o., Ltd. All Rights Reserved 2007
RF1238 (R) 4/6/15
Page 2 of 2
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