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| 型號： | RF1254 |
| 英文描述： | Analog IC |
| 中文描述： | 模擬IC |
| 文件頁數(shù)： | 2/2頁 |
| 文件大小： | 240K |
| 代理商： | RF1254 |
952.775 MHz SAW Filter
RF Monolithics, Inc.
RFM Europe
1999 by RF Monolithics, Inc. The stylized RFM logo are registered trademarks of RF Monolithics, Inc.
Phone: (972) 233-2903
Phone: 44 1963 251383
Fax: (972) 387-9148
Fax: 44 1963 251510
E-mail: info@rfm.com
http://www.rfm.com
RF1254-110800
Page 2 of 2
Absolute Maximum Ratings
Typical Filter Response
Typical filter responses are shown below. The actual response is depen-
dent on external impedance matching and circuit layout. Illustrated fre-
quencies and minimum rejection for LO and IMAGE are shown only for
superhet receivers with
10.7 MHz IF.
Electrical Connections
Typical Test Circuit
Case Design
Rating
Value
Units
Incident RF Power
+13
dBm
DC Voltage Between Any Two Pins (Observe ESD Precautions)
±30
VDC
Case Temperature
-40 to +85
°C
LO
0
-10
-20
-30
-40
-50
-60
-70
-80
5 MHz/div
Frequency
Image
A
Bottom View
Pin 1
Pin 2
Pin 3
Pin
1
2
3
Connection
Input or Output
Output or Input
Case Ground
L
C
C
L
2
3
1
From 50
SOURCE
To 50
LOAD
Dimensions
Millimeters
Inches
Min
Max
Min
Max
A
B
C
D
E
F
G
H
J
9.30
3.18
3.50
0.366
0.125
0.138
2.50
0.46 Nominal
5.08 Nominal
2.54 Nominal
2.54 Nominal
0.098
0.018 Nominal
0.200 Nominal
0.100 Nominal
0.100 Nominal
1.02
0.040
1.40
0.055
0
dB
-1
-2
-3
-4
-5
-6
-7
-8
150 KHz/div
Frequency
A
Min 3dB
Passband
at 25 C
B
45°
J
(2 places)
D
(3 places)
H
G
E
F
C
A
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