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: 0.82mm (DSO221SR), 0.855mm
(DSO321LR), 1.1mm (DSO321SR/DSO531SR),
1.5mm (DSO751SR)
●
●
Pb-Free
RoHS Compliant
Product
DSO751SR
DSO531SR
DSO321SR
DSO221SR
Type
AA
AB
DB
CC
←7349
←5032
←3225
←2520
Size
Size
Size
Size
3.3V, ±100×10
-6
3.3V, ±50×10
-6
1.8V, ±50×10
-6
2.5V, ±30×10
-6
Supply
Voltage
Frequency
tolerance (–10∼+70℃)
3.0V−3.6V
3.3V typ.
AA
AB
AC
AD
AE
2.6V−3.0V
2.8V typ.
BA
BB
BC
BD
BE
2.25V−2.75V
2.5V typ.
CA
CB
CC
CD
CE
1.6V−2.0V
1.8V typ.
DA
DB
DC
DD
DE
±100×10
-6
±50×10
-6
±30×10
-6
±25×10
±20×10
-6
-6
Function Code (Frequency tolerance)
Function Code (Supply Voltage)
Standard Specification
Item
Operating Temperature Range
Available Frequency
Supply Frequency
Range
Voltage tolerance
（MHz）
＊
A
B
C
D
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
A
B
C
D
E
＊
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＜50
50≦Fo＜67
67≦Fo＜100
100≦Fo≦150
＊
＊
＊
＊
＊
75≦Fo≦150
Function Code
When requesting the product, please select the model and function code of your request.
Spec.
Legend
T_use
MIN.
−10
＋3.0
＋2.6
＋2.25
＋1.6
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
45
40
−
0.9Vdd
TYP.
＋25
＋3.3
＋2.8
＋2.5
＋1.8
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
50
50
−
−
MAX.
＋70
＋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
0.1Vdd
−
10
7
5
3
15
0.2Vdd
Unit
deg. C
Condition
Supply Voltage
Vdd
V
Frequency Tolerance
F_tol
×10
-6
−10∼＋70℃,
Includes frequency
tolerance at room
temperature.
A
＊
Current Consumption
B
＊
Idd
mA
No Load
C
＊
D
＊
Stand-by current ＃1 pin "L" Level）
（
Symmetry
"0" Level
"1" Level
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
A
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
＊
I_std
SYM
Vol
Voh
μA
%
V
at 50% Vdd
Rise and Fall Time
Output Load
＃1
（OE）
Pin
0 Level Input Voltage
＃1
（OE）
Pin
1 Level Input Voltage
Output Disable Time
Output Enable Time
Phase Jitter
tr, tf
ns
0.1 Vdd − 0.9 Vdd
L_
CMOS
Vil
Vih
Tplz
Tpzl
tpj
pF
−
0.8Vdd
−
−
−
−
−
−
−
−
V
−
150
5
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, Blue-ray Disk, HD DVD, TV, HDTV, DVC
●
Wireless LAN, WiMAX
●
Mobile phones (AP, camera module, WiLAN module)
●
Telecommunications (GbEthernet, ISDN)
●
Dimensions[mm]
DSO221SR
Pin Connections
Pin No. Connection
#1
OE
GND
#2
Output
#3
V
dd
#4
Function
#1input
H
Open
L
DSO321SR, LR
Printed
Code
#4
3.2±0.15
#3
Frequency
2.5±0.15
Pin Connections
Pin No. Connection
#1
OE
GND
#2
Output
#3
V
dd
#4
Function
#1input
H
Open
L
Printed
Code
2.5±0.15
#4
#3
Frequency
2.0±0.15
#3 output condition
Oscillation out
Oscillation out
High Z
Lot No.
#1 index
#1
Logo
#2
#3 output condition
Oscillation out
Oscillation out
High Z
Lot No.
#1 index
0.82±0.08
#1
#2
Logo
1.1
＋0.1
−0.2
〔SR〕
Recommended Land Pattern [mm]
〈Top View〉
〔LR〕
1.2
#1
#2
0.95
1.0
#1
#2
0.85
C 0.3
1.35
0.7
0.855
＋0.1
−0.2
Recommended Land Pattern [mm]
〈Top View〉
#4
0.9
#3
1.7
1.0
C0.3
#4
1.20
#3
1.75
2.2
DSO531SR
Printed
Code
5.0±0.2
＃4
＃3
Frequency
3.2±0.2
Pin Connections
Pin No. Connection
#1
OE
GND
#2
Output
#3
V
dd
#4
Function
#1input
H
Open
L
DSO751SR
7.3±0.2
#4
#3
Frequency
（kHz）
4.9±0.2
Printed
Code
Pin Connections
Pin No. Connection
#1
OE
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
2.54±0.15
Recommended Land Pattern [mm]
〈Top View〉
1.4
＃2
1.2
5.08±0.2
Recommended Land Pattern [mm]
〈Top View〉
1.8
#2
2.0
＃1
#1
C 0.3
1.2
1.2
2.2
2.6±0.2
C0.50
1.4
4.2
＃4
＃3
2.54
#4
#3
5.08
Packing Unit
DSO221SR/ DSO321SR/ DSO321LR: 2000pcs.／reel
（φ180）
DSO531SR: 1000pcs.／reel
（φ180）
DSO751SR: 1000pcs.／reel
（φ254）
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