PIEZO FILTERS
SAW FILTERS
FOR SET TOP BOX (CATV)
SAF Series
This series of saw filters is designed for TV/VCR
applications. These filters are capable of passing 1) SIF
and PIF, 2) SIF or 3) PIF. Saw filters are made up of zinc
oxide on a glass substrate. Murata provides saw filters
for a variety of television standards worldwide.
SPECIFICATIONS
SAF
Lower ch.
Lower ch.
Sound
Upper ch.
Picture
Insertion
Sound
Carrier
(dB)
Spurious
Response
(dB) min.
Temperature
Coefficient
(ppm/°C)
Picture
Carrier
(dB)
Chroma
Carrier
(dB)
Flatness
(dB) max.
Picture
Carrier
Part Number
Loss
Carrier
Carrier
(dB) max.
(dB) min.
(dB) min.
(dB) min.
SAF45MT210Z
SAF55MB70Z
SAF58MT71Z
SAF61MB210Z
SAF61MD210Z
SAF61MZ72Z
SAF67MB70Z
23
21
22
20
23
22
20
210
2
14
35
—
8
2 max.
2 max.
2 max.
2 max.
2
30
27
26
27
266
27
28
26
–28 20
–28 20
–28 20
–28 20
–28 20
–28 20
–28 20
0
0
1
35
2
14
8
2
2
30
12
23
—
2
35
8
0
2 max.4
5.5 1.24
0
0
1
2 max.
2 max.
20 34
2 max.
35
304
304
35
84
404
8
2 max.
5.0 1.54
144
404
35
0
1
Note: SAF55MB70Z is full channel pass filter for channel 2. SAF61MB70Z is full channel pass filter for channel 3. SAF67MB70Z is full channel pass filter for channel 4.
For channel 2 SAF59.8MA72Z, channel 3 SAF65.8MA72Z and channel 4 SAF71.8MA72Z is the Sound Intermediate Frequency (SIF).
• SAF61MD70Z is a wide-band type. SAF61MZ72Z is for direct detection systems. Reference Point. 261.25 – 64.83MHz. 361.25 – 65.75MHz. 4Reference level (OdB)
ꢀ
is the peak value. 550–55.25MHz 67.25–78MHz 60–55.25MHz 67.25–80MHz 70–55.25MHz 68.25–80MHz 830: 0–59.75MHz 28: 67.25–80MHz 1041.25–45.75MHz
DIMENSIONS: mm
SAF–210Z DIMENSIONS: mm
SAF–70Z
15.0 max.
14.0 max.
Input Mark
Input Mark
45T
61Z
9.0 max.
4.0 min.
10.0 max.
4.0 min.
*
*
0.5 0.1
0.6 0.1
2.5 2.5 2.5 2.5
2.5 2.5 2.5 2.5
ꢁ Input
ꢁ Input
0.3 0.1
0.3 0.1
ꢂ Input Ground
ꢃ Ground
ꢄ Output
ꢂ Input Ground
ꢃ Ground
ꢄ Output
5.0 max.
6.0 max.
ꢁ ꢂ ꢃ ꢄ ꢅ
ꢁ ꢂ ꢃ ꢄ ꢅ
: EIA-J Date Code
: EIA-J Date Code
*
*
ꢅ Output
ꢅ Output
FREQUENCY CHARACTERISTICS
SAF45MT210Z
SAF58MT71Z
10dB/div.
0
10
20
30
40
50
60
70
1800
0
10
20
30
40
50
60
70
1800
1600
1400
1200
1000
800
1600
1400
1200
1000
800
2dB/div.
10dB/div.
2dB/div.
600
600
400
400
38.0
40.0
42.0
44.0
46.0
48.0
51
53
55
57
59
61
Frequency (MHz)
Frequency (MHz)
SAF61MB210Z
SAF61MD210Z
SAF61MZ72Z
10dB/div.
0
10dB/div. 1800
0
1800
1600
1400
1200
1000
800
0
10
20
30
40
50
60
70
1800
1600
1400
1200
1000
800
10dB/div.
10
20
30
40
50
60
70
10
20
30
40
50
60
70
1600
1400
1200
1000
800
2dB/div.
2dB/div.
2dB/div.
600
600
600
400
400
400
59.0
61.0
63.0
65.0
67.0
69.0
59.0
61.0
63.0
65.0
67.0
69.0
58
60
62
64
66
68
Frequency (MHz)
Frequency (MHz)
Frequency (MHz)
464
CG01-J