JRC NSVA372 User Manual
NSVA372 Apr. 2005
Application
Electrical Specification: (Table 1)
The device characteristics are measured in the circuit shown in Fig.1.
Maximum Rating: (Table 2)
Mechanical Specifications: (Fig.2)
Package is designed as small as 3.5x3.5x1.0[mm
Notice:
This part is electrostatic discharge sensitive and may be damaged by improper handling.
325MHz PAGER
Table 1. Electrical Specifications
Item Spec. Typ.
Input and Output Impedance
Nominal Center Frequency (f0) 325MHz Insertion Loss 321~329MHz 5.5dB max. 4.5dB
Response Variation 321~329MHz 2.0dB max. 0.8dB
Out of Band Rejection
(Relative to
Through Level)
Table 2. Maximum Ratings
Item Rating
Maximum Input Power 0dBm
Maximum DC Voltage 7.5V
Operating Temperature Range -10~+60ºC
Storage Temperature -20~+70ºC
http://www.jrc.co.jp/jp/product/device/saw/index.html (Japanese)
JRC SAW FILTER
NSVA372
230Ω//-5pF
275MHz 35.0dB min. 41dB
300MHz 35.0dB min. 39dB
350MHz 30.0dB min. 35dB
375MHz 35.0dB min. 39dB
650MHz 40.0dB min. 47dB
975MHz 28.0dB min. 33dB
(Operating Temperature Range: -10~+60ºC)
3
] for SMD (Surface Mount Device) type.
Communications Equipment Division
Communications Equipment Marketing Department
10-1, Nishi-Shinjuku 6-chome, Shinjuku-ku,
Tokyo, 160-8328 Japan
Tel. +81 3-3348-3845
Fax. +81 3-3348-3935
http://www.jrc.co.jp/eng/product/saw/index.html(English)
-
IN
50Ω
(1)
(2.54)
4.3
8
SAW
7
6
47nH
(a)
180Ω
1
2
345
Fig.1 Measuring circuit
3.5±0. 2
J17
3.5±0.2
K4
(3)
1.0±0.2
(0.95)
4
3
(0.6)
2
)
7
2
.
1
(
1
8
Fig.2 Package dimensions (in mm)
4.3
0.6
1.2
[6x]
1.27
1.27
Fig.3 Desirable land area (in mm)
(0.8)
[5x]
[2x ]
(1.0)
Via-Hole(Φ0.3)
5
6
7
180Ω
53nH
(b)
(2)
(0.6)
0.6
NSVA372 Apr. 2005
OUT
50Ω
Marking
(1) Manufacture’s Mark
(2) Lot Number
(a) Year
(b) Month
*Oct.--- X
Nov.--- Y
[8x ]
Dec.--- Z
(3) Part number Mark
Pin no. Connection
1 GND
2 IN
3 GND
4 GND
5 GND
6 OUT
7 GND
8 GND
[6x]
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