ETC B3689

SAW Components
Data Sheet B3689
SAW Components
B3689
111,00 MHz
Low-Loss Filter
Data Sheet
Ceramic package QCC12B
Features
● Low-loss IF filter for cordless application
● Channel selection for Bluetooth
● Ceramic package for Surface Mounted Technology
(SMT)
Terminals
● Ni, gold-plated
Dimensions in mm, approx. weight 0,23 g
Pin configuration
12
10
6
4
3, 9
1, 2, 7, 8
Input
Input ground or balanced input
Output
Output ground or balanced output
Case – ground
To be grounded
Type
Ordering code
B3689
B39111-B3689-Z910
Marking and Package
according to
C61157-A7-A52
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
Tstg
VDC
Ps
– 40/+ 85
– 40/+ 85
0
10
2
˚C
˚C
V
dBm
Jul 18, 2000
Packing
according to
F61074-V8038-Z000
SAW Components
B3689
111,00 MHz
Low-Loss Filter
Data Sheet
Characteristics
T = +25 ˚C
ZS = 50 Ω
ZL = 135 Ω || 45 nH
Reference temperature:
Terminating source impedance:
Terminating load impedance:
min.
typ.
max.
Nominal frequency
fN
—
111,00
—
MHz
Center frequency
(center frequency between -3 dB points)
Minimum insertion attenuation
(including loss in matching elements)
Passband width
fc
110,94
111,00
111,06
MHz
αmin
—
12,4
14,0
dB
B3dB
—
1235
—
kHz
Group delay ripple (p-p)
fc - 650 kHz
...
fc - 850 kHz
...
∆τ
—
—
230
350
400
450
ns
ns
—
—
—
—
—
3
15
18
34
40
0,4
1,0
2,3
2,7
5,7
6
20
28
43
48
1,0
1,5
3,0
4,0
7,0
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
fc + 650 kHz
fc + 850 kHz
Relative attenuation (relative to αmin)
fc
...
fc ± 0,20 MHz
fc ± 0,20 MHz ...
fc ± 0,30 MHz
fc ± 0,30 MHz ...
fc ± 0,45 MHz
fc ± 0,45 MHz ...
fc ± 0,49 MHz
fc ± 0,49 MHz ...
fc ± 0,65 MHz
fc ± 0,6 MHz
...
fc ± 1,0 MHz
fc ± 1,0 MHz
...
fc ± 1,1 MHz
fc ± 1,1 MHz
...
fc ± 1,6 MHz
fc ± 1,6 MHz
...
fc ± 3,0 MHz
fc ± 3,0 MHz
...
fc ±10,0 MHz
αrel
Impedance in passband
Input: ZIN = RIN || CIN
Output: ZOUT = ROUT || COUT
TCf
Temperature coefficient of frequency
—
170 || 30
—
Ω || pF
—
170 || 30
—
Ω || pF
—
ppm/K
—
– 18
Matching network to 50 Ω (element values depend on PCB layout):
Ls1 = 68 nH
Cp2 = 71 pF
3
Jul 18, 2000
SAW Components
B3689
111,00 MHz
Low-Loss Filter
Data Sheet
Transfer function:
Transfer function (pass band):
4
Jul 18, 2000
SAW Components
B3689
111,00 MHz
Low-Loss Filter
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, OFW E NK
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or
the international representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our sales offices.
5
Jul 18, 2000