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Datasheet> All Categories > Analog mixed-signal IC> filter> 21G12D
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21G12D

Description
Crystal Filter, 1 Function(s), 21.4MHz, 6kHz BW(delta f), Monolithic,
CategoryAnalog mixed-signal IC    filter   
File Size289KB，3 Pages
ManufacturerGolledge Electronics
Websitehttp://www.golledge.com/
Environmental Compliance
Download Datasheet Parametric View All

21G12D Overview

Crystal Filter, 1 Function(s), 21.4MHz, 6kHz BW(delta f), Monolithic,

21G12D Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Reach Compliance Codecompli
Other features8 POLE
Maximum attenuation frequency (+/- delta f)20 kHz
Attenuation at maximum frequency90 dB
Bandwidth (+/- delta f)6 kHz
Center frequency or cutoff frequency (fo/fc)21.4 MHz
structureMONOLITHIC
filter typeCRYSTAL FILTER
high11.5 mm
Input/output impedance1200 OHM//2.5
Maximum insertion loss3 dB
length11 mm
Installation typeTHROUGH HOLE MOUNT
Number of functions1
Maximum operating temperature70 °C
Minimum operating temperature-20 °C
physical sizeL11XB8.5XH11.5 (mm)
width8.5 mm
Base Number Matches1

Preview

Download Datasheet
21.4MHz Monolithic Crystal Filters
12.5kHz Channel Spacing
Model
Number
Centre
Frequency
(MHz)
Number
of Poles
Pass Band
dB @ kHz
Attenuation
Band
dB @ kHz
In-Band
Ripple
(dB)
Insertion
Loss
(dB)
Guaranteed
Attenuation
(dB @ kHz)
GMCF-21
Termination
(Ω // pF)
Package
Style
21G7A
21G7B
21G7C
21G7D
21.400
21.400
21.400
21.400
2
4
6
8
3
3
3
3
±3.75
±3.75
±3.75
±3.75
20
40
65
90
±18.0
±14.0
±12.5
±12.5
0.5
1.0
2.0
2.0
1.5
2.5
3.0
4.0
35
50
65
80
65
90
+350 ~ +1000
-200 ~ -1000
+350 ~ +1000
-200 ~ -1000
±12.5 ~ ±300
±12.5 ~ ±300
850 // 6.0
850 // 5.0
(C
C
=16pF)
850 // 5.0
850 // 5.0
UM-1/3L
UM-1/3Lx2
F11/8A
F11/8A
20.0kHz Channel Spacing
Model
Number
Centre
Frequency
(MHz)
Number
of Poles
Pass Band
dB @ kHz
Attenuation
Band
dB @ kHz
In-Band
Ripple
(dB)
Insertion
Loss
(dB)
Guaranteed
Attenuation
(dB @ kHz)
Termination
(Ω // pF)
Package
Style
21G12A
21G12B
21G12C
21G12D
21G12E
21.400
21.400
21.400
21.400
21.400
2
4
6
8
10
3
3
3
3
3
±6.0
±6.0
±6.0
±6.0
±6.0
20
40
65
90
75
90
±25.0
±20.0
±20.0
±20.0
±14.0
±16.0
0.5
1.0
2.0
2.0
2.0
1.5
2.5
2.5
3.0
3.5
35
50
65
80
65
90
+350 ~ +1000
-200 ~ -1000
+350 ~ +1000
-200 ~ -1000
±20.0 ~ ±300
±20.0 ~ ±300
1200 // 3.0
1200 // 2.5
(C
C
=10.5pF)
1200 // 2.5
1200 // 2.5
1200 // 2.0
UM-1/3L
UM-1/3Lx2
F11/8A
F11/8A
F13/8A
25.0kHz Channel Spacing
Model
Number
Centre
Frequency
(MHz)
Number
of Poles
Pass Band
dB @ kHz
Attenuation
Band
dB @ kHz
In-Band
Ripple
(dB)
Insertion
Loss
(dB)
Guaranteed
Attenuation
(dB @ kHz)
Termination
(Ω // pF)
Package
Style
21G15A
21G15B
21G15C
21G15D
21G15E
21.400
21.400
21.400
21.400
21.400
2
4
6
8
10
3
3
3
3
6
±7.5
±7.5
±7.5
±7.5
±7.5
18
40
65
90
75
90
±25.0
±25.0
±25.0
±25.0
±16.0
±18.0
0.5
1.0
2.0
2.0
2.0
1.5
2.5
2.5
3.0
4.0
35
50
65
80
65
90
+350 ~ +1000
-200 ~ -1000
+350 ~ +1000
-200 ~ -1000
±25.0 ~ ±300
±25.0 ~ ±300
1500 // 2.0
1500 // 2.0
(C
C
=8.0pF)
1500 // 2.0
1500 // 2.0
1600 // 2.0
UM-1/3L
UM-1/3Lx2
F11/8A
F11/8A
F13/8A
35.0kHz Channel Spacing
Model
Number
Centre
Frequency
(MHz)
Number
of Poles
Pass Band
dB @ kHz
Attenuation
Band
dB @ kHz
In-Band
Ripple
(dB)
Insertion
Loss
(dB)
Guaranteed
Attenuation
(dB @ kHz)
Termination
(Ω // pF)
Package
Style
21G20A
21G20B
21G20C
21G20D
21.400
21.400
21.400
21.400
2
4
6
8
3
3
3
3
±10.0
±10.0
±10.0
±10.0
18
40
60
80
±34.0
±35.0
±34.0
±30.0
0.5
1.0
2.0
2.0
2.0
2.5
2.5
3.0
35
50
65
60
80
+350 ~ +1000
-200 ~ -1000
±300 ~ ±1000
±34.0 ~ ±300
±30.0 ~ ±300
1800 // 1.5
1500 // 2.0
(C
C
=6.5pF)
1800 // 1.5
1800 // 1.5
UM-1/3L
UM-1/3Lx2
F11/8A
F11/8A
50.0kHz Channel Spacing
Model
Number
Centre
Frequency
(MHz)
Number
of Poles
Pass Band
dB @ kHz
Attenuation
Band
dB @ kHz
In-Band
Ripple
(dB)
Insertion
Loss
(dB)
Guaranteed
Attenuation
(dB @ kHz)
Termination
(Ω // pF)
Package
Style
21G30A
21G30B
21G30C
21G30D
21.400
21.400
21.400
21.400
2
4
6
8
3
3
3
3
±15.0
±15.0
±15.0
±15.0
15
40
65
80
±45.0
±50.0
±50.0
±50.0
0.5
1.0
2.0
2.0
1.5
2.5
2.5
3.0
35
45
65
80
65
80
+350 ~ +1000
-300 ~ -1000
+350 ~ +1000
-300 ~ -1000
±50.0 ~ ±300
±50.0 ~ ±300
3000 // 0.5
3000 // -0.5
(C
C
=3.0pF)
2200 // 0.5
2200 // 0.5
UM-1/3L
UM-1/3Lx2
F11/8A
F11/8A
Operating temperature range of -20 to +70°C.
Most UM-1 models also available in UM-4 or UM-5
Formed leads and jacket SM option for UM-1, UM-4, UM-5
Tel:
+44 1460 256 100
21 Jan 2005
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com

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