SAW Components
SAW Bandpass Filter
Bandpass Filter for Digital Cable Applications
Series/type:
Ordering code:
Date:
Version:
X 6761 M
B39440-X6761-M100
December 15, 2006
2.0
©
EPCOS AG 2005. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SAW Components
SAW Bandpass Filter
Data Sheet
Application
s
s
s
s
X 6761 M
44.00 MHz
IF filter for digital cable TV
Usable bandwidth 6 MHz
Low Amplitude Ripple
Low Group Delay Ripple
Features
s
s
s
s
Plastic package
SIP5K
Approximate weight 1.0 g
RoHS compatible
Tinned CuFe alloy terminals
Pin configuration
s
s
s
s
s
1
2
3
4
5
Input
Input - ground
Chip carrier - ground
Output
Output
Please read
cautions and warnings and
important notes
at the end of this document.
2
December 15, 2006
SAW Components
SAW Bandpass Filter
Data Sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
T
A
= 25 (45) ˚C
Z
S
= 50
Ω
Z
L
= 2 kΩ || 3 pF
min.
Insertion attenuation
α
Reference level for
44.06 (44.00) MHz
the following data
Pass bandwidth
α
rel
< 3 dB
α
rel
< 30 dB
Amplitude ripple
(p-p)
41.53 ... 46.59 (41.47 ... 46.53) MHz
Relative attenuation
41.06 (41.00) MHz
47.06 (47.00) MHz
47.31 (47.25) MHz
39.81 (39.75) MHz
Lower sidelobe
35.06 ... 39.81 (35.00 ... 39.75) MHz
Upper sidelobe
48.31 ... 50.31 (48.25 ... 50.25) MHz
50.31 ... 55.06 (50.25 ... 55.00) MHz
Reflected wave signal suppression
1.1
µs
... 6.0
µs
after main pulse
(test pulse 250 ns,
carrier frequency 44.06 MHz)
Feedthrough signal suppression
1.3
µs
... 1.2
µs
after main pulse
(test pulse 250 ns,
carrier frequency 44.06 MHz)
Group delay ripple
(p-p)
∆τ
41.53 ... 46.59 (41.47 ... 46.53) MHz
Impedance
at 44.00 MHz
Input: Z
IN
= R
IN
|| C
IN
Output: Z
OUT
= R
OUT
|| C
OUT
Temperature coefficient of frequency
TC
f
B
3dB
B
30dB
∆α
α
rel
2.0
1.8
—
40.0
39.0
32.0
42.0
42.0
3.2
3.0
7.2
50.0
46.0
38.0
49.0
52.0
4.4
4.2
—
—
—
—
—
—
typ.
@ 25 ˚C
15.2
max.
X 6761 M
44.00 MHz
13.7
16.7
dB
—
—
—
6.0
7.6
0.3
—
—
—
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
—
50.0
—
dB
—
—
—
—
50.0
1.7||12.2
1.6|| 3.9
–72
—
—
—
—
ns
kΩ || pF
kΩ || pF
ppm/K
Please read
cautions and warnings and
important notes
at the end of this document.
3
December 15, 2006
SAW Components
SAW Bandpass Filter
Data Sheet
X 6761 M
44.00 MHz
Maximum ratings
Operable temperature range T
Storage temperature range T
stg
DC voltage
AC voltage
V
DC
V
pp
–25 / +65 ˚C
–40 / +85 ˚C
5
10
V
V
between any terminals
between any terminals
Please read
cautions and warnings and
important notes
at the end of this document.
4
December 15, 2006
SAW Components
SAW Bandpass Filter
Data Sheet
Frequency response
X 6761 M
44.00 MHz
Please read
cautions and warnings and
important notes
at the end of this document.
5
December 15, 2006