SMD Crystal Oscillators
DSO221SR/DSO321SR/DSO321LR/DSO531SR/DSO751SR
Features
●
Low current consumption: 6mA MAX (125MHz, 3.3V)
●
Low voltage operation: 1.8V/2.5V/2.8V/3.3V
●
Offers Narrow deviation: ±20×10
-6
/±30×10
-6
/
±50×10
-6
/±100×10
-6
●
Available up to 150MHz by using AT cut fundamental
resonator. Low jitter provides for high performance.
●
Low profile: 0.815mm(DSO221SR), 0.855mm(DSO321LR)
1.1mm(DSO321SR/DSO531SR),
1.5mm(DSO751SR)
［
Type
½
［
Function Code
½
Frequency
tolerance
Supply
Voltage
3.0V−3.6V 2.6V−3.0V 2.25V−2.75V 1.6V−2.0V
Pb-Free
RoHS Compliant
Product
DSO221SR A C
Type
Function Code
(Frequency tolerance)
Function Code
(Supply Voltage)
DSO751SR 7349 size
DSO531SR 5032 size
DSO321SR 3225 size H 1.1mm
DSO321LR
3225 size H 0.855mm
DSO221SR 2520 size
±100×10
−6
±50×10
−6
±30×10
−6
±25×10
−6
±20×10
−6
3.3V typ. 2.8V typ.
BA
AA
BB
AB
BC
AC
BD
AD
BE
AE
2.5V typ. 1.8V typ.
CA
DA
CB
DB
CC
DC
CD
DD
CE
DE
When requesting the product, please select the model and
function code of your request.
Standard Specification
Function Code
Item
Supply
Voltage
Frequency
tolerance
Available Frequency
Range
（MHz）
Spec.
Legend
min.
typ.
max.
Unit
Condition
Supply Voltage
Frequency Tolerance
（Includes
frequency tolerance at
room temperature.）
A
B
C
D
＊
＊
＊
＊
＊
＊
＊
＊
＊
A
B
C
D
E
A
＊
Current Consumption
B
＊
C
＊
D
＊
0.7≦fo≦150
0.7≦fo≦100
0.7≦fo≦100
0.7≦fo≦80
0.7≦fo≦150
0.7≦fo≦100
0.7≦fo≦80
0.7≦fo≦80
0.7≦fo≦50
0.7≦fo＜32
32≦fo＜54
54≦fo＜80
80≦fo＜125
125≦fo≦150
0.7≦fo＜32
32≦fo＜54
54≦fo≦100
0.7≦fo＜32
32≦fo＜54
54≦fo≦100
0.7≦fo＜32
32≦fo＜54
54≦fo≦80
＊
fo＜50
fo≧50
＊
＊
0.7≦fo＜54
0.7≦fo＜54
54≦fo＜100
100≦fo≦150
＊
＊
＊
＊
＊
75≦fo≦150
Vdd
f_tol
Idd
＋3.0
＋2.6
＋2.25
＋1.6
−100
−50
−30
−25
−20
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
45
40
−
Vdd×0.9
＋3.3
＋2.8
＋2.5
＋1.8
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
50
50
−
−
＋3.6
＋3.0
＋2.75
＋2.0
＋100
＋50
＋30
＋25
＋20
1.8
2.5
5.0
6.0
8.0
1.8
2.5
5.0
1.5
2.0
4.0
1.0
1.4
3.0
10
55
60
Vdd×0.1
−
7
5
5
3
15
Vdd×0.2
V
×10
-6
−40℃∼＋85℃
（Operating Temperature Range）
−40℃∼＋85℃
（Operating Temperature Range）
−20℃∼＋70℃
（Operating Temperature Range）
−20℃∼＋70℃
（Operating Temperature Range）
−10℃∼＋70℃
（Operating Temperature Range）
mA
No Load
Stand-by current ＃1 pin "L" Level）
（
Symmetry
0 Level Output Voltage
1 Level Output Voltage
＊
＊
＊
＊
＊
A
B,C,D
＊
＊
＊
＊
＊
＊
＊
A
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
I_std
SYM
Vol
Voh
μA
%
V
50% Vdd Level
Rise and Fall Time
tr, tf
ns
10％∼90％Vdd Level
Output Load
OE Pin 0 Level Input Voltage
OE Pin 1 Level Input Voltage
Output Disable Time
Output Enable Time
Phase Jitter
L_
CMOS
Vil
Vih
Tplz
Tpzl
tpj
pF
−
Vdd×0.8
−
−
−
−
−
−
−
−
V
−
150
1
1
ns
ms
ps
Fo offset: 12kHz∼20MHz
Consult our sales representative for other specifications.
SMD Crystal Oscillators
DSO221SR/DSO321SR/DSO321LR/DSO531SR/DSO751SR
Applications
PC, PDA, and peripherals
DSC, DVD, Blu-ray Disk, HD DVD, TV, HDTV, DVC, HDD
●
WiMAX
●
Mobile phones AP, camera module
：
●
Telecommunications GbEthernet, ISDN
：
●
●
Dimensions[mm]
DSO221SR
Type code R
：
2.5±0.15
#4
#3
Frequency
2.0±0.15
Pin Connections
Pin No. Connection
#1
OE(Output Enable)
GND
#2
Output
#3
V
dd
#4
Function
#1input
H
Open
L
DSO321SR, LR
Type code
DSO321SR：
R
DSO321 LR：
L
Printed
3.2±0.15
Code
Pin Connections
#3
#4
Pin No. Connection
Frequency
2.5±0.15
#1
#2
#3
#4
Function
#1input
H
Open
L
OE(Output Enable)
GND
Output
V
dd
Printed
Code
#3 output condition
Oscillation out
Oscillation out
High Z
Lot No.
#1 index
1.1
＋0.1
−0.2
#1
Logo
#2
Lot No.
#1 index
0.815±0.08
#1
#2
#3 output condition
Oscillation out
Oscillation out
High Z
Logo
〔SR〕
Recommended Land Pattern [mm]
〈Top View〉
2.2
#2
0.855
＋0.1
−0.2
Recommended Land Pattern [mm]
〈Top View〉
1.58
#1
#2
1.7
〔LR〕
2.1
#1
1.23
1.35
0.85
1.65
1.75
#4
0.68
#3
0.53
1.0
0.65
#4
0.9
#3
1.2
DSO531SR
Type code R
：
Printed
Code
5.0±0.2
＃4
＃3
Frequency
3.2±0.2
Pin Connections
Pin No. Connection
#1
OE(Output Enable)
GND
#2
Output
#3
V
dd
#4
Function
#1input
H
Open
L
DSO751SR
Type code O751SR
：
7.3±0.2
#4
#3
Frequency
（kHz）
4.9±0.2
Printed
Code
Pin Connections
Pin No. Connection
#1
OE(Output Enable)
GND
#2
Output
#3
V
dd
#4
Function
#1input
H
Open
L
Lot No.
#1 index
1.1
−0.2
＋0.1
#3 output condition
Oscillation out
Oscillation out
High Z
Lot No.
#1 index
1.5±0.2
#1
Logo
#2
#3 output condition
Oscillation out
Oscillation out
High Z
＃1
Logo
＃2
Recommended Land Pattern [mm]
〈Top View〉
2.54
#1
#2
2.54
Recommended Land Pattern [mm]
〈Top View〉
5.08
#1
#2
5.08
0.9
1.2
3.65
2.1
2.2
4.2
0.95
1.4
1.05
#4
#3
1.8
2.0
#4
1.2
#3
1.4
Packing Unit
DSO221SR/ DSO321SR/ DSO321LR: 2000pcs.／reel
（φ180）
DSO531SR: 1000pcs.／reel
（φ180）
DSO751SR: 1000pcs.／reel
（φ254）
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