Ceramic SMD Crystal Unit
SMD 3.2 x 2.5mm Type
F
EATURE
•
•
•
•
•
Surface Mount Low Profile
Seam Sealed Ceramic
Excellent Heat Resistance
High precision and high frequency stability
MX3 series
Applications: Wired Network, Mobile Communication, WiMAX, WLAN,
Test Equipment
P
ART
N
UMBERING
S
YSTEM
MX3
(1)
No
(1)
(2)
(3)
(4)
(5)
(6)
E
(2)
H
(3)
J
(4)
Item
I
(5)
24M0
(6)
Code
MX3
F
H
J
C
24M0
Description
Crystal Unit
E: 18pF
H: ±30ppm
J: ±50ppm
I: -40~+85ºC
24M0: 24.00MHz
Series Reference
Ceramic SMD Crystal 3.2x2.5mm 4 Pads
F: 20pF, R: Series Resonance (see options)
F: ±20ppm, G: ±25ppm (see options)
G: ±25ppm, H: ±30ppm (see options)
C: -20~+70ºC, I: -40~+85ºC (see options)
10M0 ~ 125M0 (M denotes decimal point)
Meritek Series
Load Capacitance
Frequency Tolerance
Stability vs Oper Temp.
Operating Temp.
Frequency
D
IMENSIONS AND
R
ECOMMENDED
P
ATTERN
PIN
1
2
3
4
PIN Layout
Input / Output
GND
Output / Input
GND
A
VAILABLE
O
PTIONS
Parameters
Load Capacitance
Frequency Tolerance
Stability vs Oper Temp.
Operating Temperature
Part Number Options
R: Series Resonance, 3: 3pF ~ 8: 8pF,
A: 10pF, B: 12pF, C: 15pF, D: 16pF, E: 18pF, F: 20pF, K: 22pF, G: 25pF, H: 30pF, L: 32pF
A: ±10ppm, C: ±15ppm, F: ±20ppm, G: ±25ppm, H: ±30ppm, J: ±50ppm
A: ±10ppm, C: ±15ppm, F: ±20ppm, G: ±25ppm, H: ±30ppm, J: ±50ppm, K: ±100ppm
B: 0~+70C, A: -10~+60C, C: -20~+70C, K: -30~+85C, I: -40~+85C, R: -40~+105C
Note: Custom options available. Contact Meritek for more information.
Meritek Electronics Corporation
|
www.meritekusa.com
Rev.7a 11/07/2017
Ceramic SMD Crystal Unit
SMD 3.2 x 2.5mm Type
E
LECTRICAL
C
HARACTERISTICS
Parameters
Frequency Range
Operation Mode
Load Capacitance
Frequency Tolerance (at
25ºC)
Freq Stability over Oper Temp.
Operating Temperature
Storage Temperature
Drive Level
Aging
Shunt Capactiance
Insulation Resistance
10.0 ~ 11.99 Fundamental
12.0 ~ 15.99 Fundamental
16.0 ~ 19.99 Fundamental
Equivalent Series
Resistance
20.0 ~ 29.99 Fundamental
30.0 ~ 39.99 Fundamental
40.0 ~ 54.00 Fundamental
64.0 ~ 80.00 (3 OT)
98.304 ~ 125.00 (3 OT)
Packing Unit
rd
rd
MX3 series
Characteristic
10.00 ~ 125.00 MHz
10.00 ~ 54.00 MHz
64.00 ~ 125.00 MHz (standard frequencies)
18 pF (see options)
±30 ppm (see options)
±50 ppm (see options)
-20 ~ +70°C (see options)
-55 ~ +125°C
100µW max. (10 typ.)
±3 ppm / year
7.0 pF max.
500 MΩ min. (@100Vdc ±15V)
200
Ω
max.
120
Ω
max.
70
Ω
max.
50
Ω
max.
40
Ω
max.
35
Ω
max.
120
Ω
max.
80
Ω
max.
3,000 pcs / 7” Reel
Fundamental
3 Overtone
rd
R
ECOMMENDED
S
OLDERING
P
ROFILES
Reflow Condition
Temp. Min T
s(min)
Pre
Heat
Temp. Max T
s(max)
Time (min. to max.) (t
s
)
Average ramp up rate (T
L
) to peak
T
s(max)
to T
L
(Ramp-up rate)
Reflow
Temp. (T
L
)
Time (min. to max.) (t
L
)
150°C
180°C
60~120 seconds
1°C/second max.
3°C/second max.
230°C
30~40 seconds
260°C
10 seconds max.
6°C/second
Peak Temperature (T
P
)
Time within 5°C of actual peak
Temperature (t
p
)
Ramp-down Rate
*Specifications subject to change without notice.
Meritek Electronics Corporation
|
www.meritekusa.com
Rev.7a 11/07/2017
测试/测量
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