Preliminary Data Sheet
Features
•
•
•
•
•
•
•
•
•
For AMPS, CDMA and TDMA applications
Usable bandwidth 25 MHz (each band)
High Tx-Rx isolation
Low insertion loss
High attenuation
Single-ended operation
No matching required for operation at 50Ω
Ceramic Surface Mount Package (SMP)
Small size
Part Number 856331
836.5/881.5 MHz SAW Duplexer
•
Package
Surface Mount 3.80 x 3.80 x 1.47 mm
Pin Configuration
Bottom View
1
2
3
1.47 NOM.
1.65 MAX.
12
4
5
6
0.86
11
10
3.80
1.60
0.80
0.60
0.90
9
8
7
3.80
0.45
0.41 SQ.
0.15x45°
CHAMFER
Pin No.
5
8
11
1,2,3,4,6
7,9,10,12
Description
Tx
Antenna
Rx
Case ground
Case ground
Dimensions shown are nominal in millimeters
All tolerances are
±0.15mm
except overall
length and width
±0.10mm
Body:
Al
2
O
3
ceramic
Lid:
Kovar, Ni
plated
Terminations:
Au
plating 0.5 - 1.0µm,
over a 2 - 6µm
Ni
plating
Subject to change or obsolescence without notice
Rev -
27-Jun-2003
Page 1 of 6
Preliminary Data Sheet
Operating Temperature:
(2)
+25
o
C
Part Number 856331
836.5/881.5 MHz SAW Duplexer
Electrical Specifications
(1)
Parameter
(3)
Center Frequency
Maximum Insertion Loss
(4)
824 - 849 MHz
Amplitude Ripple
824 - 849 MHz
Absolute Attenuation
869 - 894 MHz
1050 - 1100 MHz
1250 - 1325 MHz
Second Harmonic Attenuation
1648 - 1698 MHz
Third Harmonic Attenuation
2472 - 2547 MHz
Return Loss at Tx Terminal
(4)
824 - 849 MHz
Center Frequency
Maximum Insertion Loss
(4)
869 - 894 MHz
Amplitude Ripple
869 - 894 MHz
Absolute Attenuation
779 - 804 MHz
824 - 849 MHz
1039 - 1065 MHz
1100 - 1270 MHz
1648 - 1698 MHz
2472 - 2547 MHz
Return Loss at Rx Terminal
(4)
869 - 894 MHz
Tx to Rx Isolation
824 - 849 MHz
869 - 894 MHz
Notes:
1.
2.
3.
4.
All specifications are based on the test circuit shown on page 5
This specification is valid for room temperature only. The specification over the full temperature range(s) is available on the next
page(s)
Electrical margin has been built into the design to account for the variations due to manufacturing tolerances
Excluding losses due to PCB
Minimum
Tx-Ant Specification
-
-
-
42
25
16
12
12
9
Typical
836.5
1.8
0.4
44
30
24
16
16
10.5
881.5
2.5
1.0
67
57
42
48
41
32
11
Maximum
-
2.3
0.9
-
-
-
-
-
-
-
3.0
1.4
-
-
-
-
-
-
-
Unit
MHz
dB
dB
dB
dB
dB
dB
dB
dB
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ant-Rx Specification
-
-
-
60
52
35
40
35
25
10
Tx-Rx Specification
56
43
59
45
-
-
dB
dB
Subject to change or obsolescence without notice
Rev -
27-Jun-2003
Page 2 of 6
Preliminary Data Sheet
Operating Temperature Range:
(2)
Part Number 856331
836.5/881.5 MHz SAW Duplexer
Electrical Specifications
(1)
-30 to +85
o
C
Parameter
(3)
Center Frequency
Maximum Insertion Loss
(4) (5)
824 - 849 MHz
Amplitude Ripple
824 - 849 MHz
Absolute Attenuation
869 - 894 MHz
1050 - 1100 MHz
1250 - 1325 MHz
Second Harmonic Attenuation
1648 - 1698 MHz
Third Harmonic Attenuation
2472 - 2547 MHz
Return Loss at Tx Terminal
(4)
824 - 849 MHz
Center Frequency
Maximum Insertion Loss
(4) (5)
869 - 894 MHz
Amplitude Ripple
869 - 894 MHz
Absolute Attenuation
779 - 804 MHz
824 - 849 MHz
1039 - 1065 MHz
1100 - 1270 MHz
1648 - 1698 MHz
2472 - 2547 MHz
Return Loss at Rx Terminal
(4) (5)
869 - 894 MHz
Tx to Rx Isolation
824 - 849 MHz
869 - 894 MHz
Notes:
1.
2.
3.
4.
5.
(5)
Minimum
Tx-Ant Specification
-
-
-
40
25
16
12
12
9
Typical
836.5
1.8
0.4
44
30
24
16
16
10.5
881.5
2.5
1.0
67
57
42
48
41
32
11
Maximum
-
2.5
1.1
-
-
-
-
-
-
-
3.8
2.2
-
-
-
-
-
-
-
Unit
MHz
dB
dB
dB
dB
dB
dB
dB
dB
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ant-Rx Specification
-
-
-
35
50
35
40
35
25
9
Tx-Rx Specification
54
43
59
45
-
-
dB
dB
All specifications are based on the test circuit shown on page 5
In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over
temperature
Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances
Excluding losses due to PCB
Guaranteed over ( -20 to 85
o
C)
Subject to change or obsolescence without notice
Rev -
27-Jun-2003
Page 3 of 6
Preliminary Data Sheet
Part Number 856331
836.5/881.5 MHz SAW Duplexer
Typical Performance
Subject to change or obsolescence without notice
Rev -
27-Jun-2003
Page 4 of 6
Preliminary Data Sheet
Part Number 856331
836.5/881.5 MHz SAW Duplexer
Test Circuits
ANT
8
50Ω
1,2,3,4,6
7,9,10,12
5
11
50
Ω
50Ω
50
Ω
Single-ended
ANT
8
50Ω
1,2,3,4,6
7,9,10,12
11
5
50
Ω
50Ω
50
Ω
Single-ended
Marking
0.80
Sawtek
logo
Marking
code
PCB Footprint
1.60
0.15x45°
CHAMFER
4.01
0.14
∗
W
JJJYM
Date code
ID dot
1.11
0.65
The date code consists of: JJJ = Julian day,
Y = last digit of year, M = manufacturing site code
This footprint represents a recommendation only
Dimensions shown are nominal in millimeters
Tape and Reel
2.7
12.8
Ø330
Sawtek
logo
0.3
2.0
4.0
Ø1.5
A
1.75
5.5
4.1
1.8
Section A-A
4.1
8.0
Ø1.5
A
ID dot
Ø102
12.0
Ø20.2
Ø13.0
2.0
Direction of travel
Dimensions shown are nominal in millimeters
Packaging quantity: 4000 units/reel
Subject to change or obsolescence without notice
Rev -
27-Jun-2003
Page 5 of 6
无线连接
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
