Ceramic Resonators (Type MC)
Ceramic Resonators
(Built-In Capacitor Type)
Type:
MC
(2.0 to 50.0 MHz)
Ceramic Resonator, Built-In Capacitor Type, includes
two capacitors constructing “Colpitts oscillation circuits”.
■
Features
●
Wide range of oscillation frequency: 2.0 to 50 MHz
●
No need for capacitors in oscillation circuit
●
High accuracy, high stability
Initial frequency tolerance: ±0.3 to 0.5 %
●
Excellent temperature characteristics (Nominal Freq.:
3.58 to 50 MHz)
Frequency drif
t
: ±0.1
% max. –10 to 60 ˚C
●
Saves height on P.C. board (Height: 5 mm max.)
●
Taped version is available for automatic insertion
■
Recommended Applications
●
Clock pulse generator for micro-processors
●
Carrier between telecommunication equipment
(telephone to telephone, personal computer to printer)
■
Safety Precautions
(See Page 223 to 224)
■
Explanation of Part Numbers
1
2
3
4
5
6
7
8
9
10
11
12
E
F
O
M
C
Design No.
Type
Built-In
Capacitors Type
Case Type with
3 Terminals
Nominal Oscillation
Frequency
4.0 MHz
4004
20.0 MHz
2005
(Example)
Packaging Style
Bulk Pack
Taping
Lead Forming
Frequency
Tolerance
3 ±0.3 %
4 ±0.5 %
5 ±1.0 %
Product Code
EFO Ceramic Resonators
MC
A
T
S
■
Ratings and Characteristics
Part Number
Bulk Pack
EFOMC2004A5
EFOMC3584A4
EFOMC4004A4
EFOMC4194A4
EFOMC5004A4
EFOMC6004A4
EFOMC8004A4
EFOMC1005A4
EFOMC2005A4
EFOMC3385A4
Taping
EFOMC2004T5
EFOMC3584T4
EFOMC4004T4
EFOMC4194T4
EFOMC5004T4
EFOMC6004T4
EFOMC8004T4
EFOMC1005T4
EFOMC2005T4
EFOMC3385T4
Oscillation
Frequency
2.00 MHz ±1.0 %
3.58 MHz ±0.5 %
4.00 MHz ±0.5 %
4.19 MHz ±0.5 %
5.00 MHz ±0.5 %
6.00 MHz ±0.5 %
8.00 MHz ±0.5 %
10.00 MHz ±0.5 %
20.00 MHz ±0.5 %
33.868 MHz ±0.5 %
14 dB
10 dB
8 dB
10 dB
Maximum frequency drift:
±0.1 %, –10 to 60 ˚C
(±0.2 %, –20 to 80 ˚C)
Loop Gain
(G)
10 dB
Temperature
Characteristics
Maximum Frequency drift:
±0.6 %, –10 to 60 °C
(±1.0 %, –20 to 80 °C)
●
Operating Temperature Range: –20 to 80 ˚C
●
Frequency Drift: 0.3 % max./10 years
Notes:
1. Also available are types other than above standard products in
the frequency range of 2.0 to 50 MHz.
Please contact us for more information.
2. For application in telephone dialer, please contact us.
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Mar. 2005
Ceramic Resonators (Type MC)
■
Test Circuit Diagram
+5 V
IC
For Oscillation Circuit
14 13
1
+5 V
For Loop Gain
14 13
11
4
5
9
7
IC
11
4
5
9
7
IN
V
1
T.G.
Output
=
Ð
20 dBm
Frequency
2.00 to 12.9 MHz
13 to 50 MHz
IC
µPD 4069UBC
µPD 74HCU04
2 3
1 M
9
0.01
1
2 3
1 M
9
Frequency Counter
Ceramic Resonator
Ceramic
G=20 log (V
0
/V
1
)
Resonator
OUT
FET probe
V
0
10 M
9
min.
2 pF max.
■
Dimensions in mm (not to scale)
Bulk Pack
EFOMC1111A1
Date code
Oscillation
Frequency(kHz)
4.0 max.
Lead Forming
EFOMC1111S1
8.5 max.
Date code
Oscillation
Frequency(kHz)
4.0 max.
8.5 max.
5.0 max.
3Ð1.50
±
0.05
3Ð0.45
±
0.1
2Ð2.50
±
0.15
3Ð1.50
±
0.05
3.5 min.
0.30
±
0.1
Ground Terminations
3Ð0.45
±
0.1
2Ð2.50
±
0.15
6.5
±
0.3
0.2
±
0.2
Ground Terminations
■
Dimensions for Taping in mm (not to scale)
EFOMC1111T1
2
Dimensions
,
D
,
D
P
P
0
W
12.7±1.0
12.7±0.3
18.0±1.0
6.0 min.
18.5±0.5
f4.0±0.2
5.0±0.4
1.5 max.
2.0 max.
A
B
C
)
+
*
Dimensions
½
160 to 170
40 to 45
330
0
.
W
0
9
J
9
H
0
fD
0
F
t
0
∆h
1
,
∆h
2
2
B
,
■
Typical Characteristics (EFOMC4004A4)
Temperature Characteristics
0.4
Oscillation Frequency Drift (%)
½Tolerance:
±3 mm
0.2
0
●
Standard Packing Quantity
Taping Pack
1000 pcs./box
Bulk Pack
500 pcs./box
Ð
0.2
Ð
0.4
Ð
20
0
20
40
60
80
Temperature (
ûc
)
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Mar. 2005
Embedded System
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