CRYSTAL UNIT
CERAMIC SMD TYPE
SX-21
-
-
-
-
-
-
Four Pad Ceramic SMD Package
AT-Cut
Tight Tolerance/Stability
Using Highly Reliable Seam Weld Method
Taping and Reel Available, Automatic Mountable
Pb-free and RoHS Compliance
■ PART NUMBERING GUIDE
S R 8 1 15 D4
–
27.00000
–
T&R
PACKAGE TYPE
SX-21(2.0×1.6mm)
LOAD CAPACITANCE
8 : 8pF
SR : SERIES
MODE OF OSCILLATION
1 : FUNDAMENTAL
PACKAGE OPTION
BLANK : BULK
T&R : TAPE & REEL
■ TABLE 1.
FREQUENCY STABILITY VS. TEMPERATURE RANGE
Stability
Temp
-10~70℃
-20~70℃
-30~60℃
-20~85℃
-30~70℃
FREQUENCY
±10
3
D
E
F
G
H
I
J
K
L
*
*
*
±15
4
*
*
*
*
±20
5
*
*
*
*
*
±30
6
*
*
*
*
*
*
*
*
*
±50
7
*
*
*
*
*
*
*
*
*
*
±100
8
*
*
*
*
*
*
*
*
*
*
-30~85℃
-40~85℃
-40~90℃
-40~105℃
-40~125℃
FREQUENCY
TOLERANCE AT 25℃
15 : ±15ppm
XX: Two digit for Tolerance
TABLE 1.
XX: Two digit for Stability
M
■ ELECTRICAL SPECIFICATIONS
Frequency Range
Operating Temperature Range
Storage Temperature Range
Frequency Tolerance (at 25℃)
Frequency Stability
Over Operating Temperature Range
Load Capacitance (CL)
Drive Level
Shunt Capacitance (Co)
Aging (at 25℃)
Insulation Resistance
20.000 to 60.000 MHz
-20 to +70 ℃ or -40 to +85 ℃ or specify
-40 to +85 ℃
±15, ±30, ±50 ppm(STD), or specify
See Table 1
8 pF
10 ㎼(200 ㎼ Max.)
5.0 pF Max.
±3.0 ppm/year Max.
500 MΩ Min. at 100 V
DC
■ EQUIPMENT SERIES RESISTANCE(ESR)
Frequency Range(MHz)
20.000 ~ 23.999
24.000 ~ 25.999
26.000 ~ 39.999
40.000 ~ 60.000
ESR(Ω Max.)
150
100
80
60
Mode of Oscillation
Fundamental
Fundamental
Fundamental
Fundamental
http://www.sunny.co.kr
SUNNY ELECTRONICS CORP
CRYSTAL UNIT
■ MECHANICAL DIMENSIONS
Internal connection(Top View)
(mm)
■ LAND PATTERN
(mm)
Note) #2, #4 is c onnected with a c over
(Please connec t with a GND or power supply)
CONNECTION
#1
#2
#3
#4
X-TAL
GND
X-TAL
GND
■
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
Temperature Cycling
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
Moisture Resistance
Moisture Sensitivity
Resistance to Soldering Heat
Solderability
MIL-STD-883, Method 1010, Condition B
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 2002, Condition B
MIL-STD-883, Method 2007, Condition A
MIL-STD-883, Method 1004
J-STD-020, MSL 1
MIL-STD-202, Method 210, Condition K
MIL-STD-883, Method 2003
■ REFLOW PROFILE
■ MARKING GUIDE
LINE 1 : XX.XX
LINE 2 : S Y WW
Sunny
Year
Week
Frequency in MHz
■ TAPE AND REEL DIMENSIONS
3,000pcs/reel
http://www.sunny.co.kr
SUNNY ELECTRONICS CORP
Power technology
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