NDK WF436B

SAW Device
155.52-MHz Timing Filter for Optical Communication
For Industrial Use
n Features
A timing filter for optical communication is used for clock extraction in optical fiber
communication.
l High stability.
l Compact (9.1 x 4.8 x 1.5 mm).
Pb
Free
n Specifications
Model
WF436B
Item
Nominal frequency 3dB (MHz)
Q value 3dB
Minimal loss (dB)
Guaranteed attenuation (dB)
min.
typ.
max.
155.50
155.52
155.54
600
900
1100
10.0
–
8.5
4.5 to 152.00MHz
30
40
–
159.00 to 300MHz
30
40
–
Operating temperature range (°C)
0 to +70
Terminating impedance (Ω)
50
n Dimensions
n Characteristics
[In-band characteristics]
mm
CONNECTION
Others
GND
INPUT
7
OUTPUT
1.5±0.3
[1dB/div]
2
0
[90deg/div]
PAD NO.
9.1±0.3
7.1
Reference land pattern
2.54
9
2.54
10
7
1MHz span
[Out-of-band characteristics]
5.4
1
2.54
0
2
6
5
4
3
10–1.0
10–1.4
[10dB/div]
0.8
1.0
4.8±0.3
8
155.52MHz
9.7
2.54
2.54
2.54
155.52MHz
10MHz span
sa26_071102_WF436B_e1