Ultra miniature and Low voltage SMD VC-TCXO/TCXO
DSA221SE/DSA321SE/DSB221SE/DSB321SE
NEW
for GPS / Industrial Radio system
Features
●
Low voltage, Supply voltage up to +1.7∼+3.6V
●
Low phase noise
●
Single package structure
●
Prevention of moisture packing is unnecessary.
Moisture Sensitivity Level: LEVEL 1
（IPC/JEDEC J-STD-033）
Applications
●
GPS and Industrial radio communications
［Type½
VC-TCXO
TCXO
DSB221SE
DSB321SE
Size
2520 size
3225 size
DSA221SE
DSA321SE
Pb-Free
RoHS Compliant
Actual size DSA221SE
DSA321SE
Standard Specification
Type
Item
Output Frequency Range
Standard Frequency
Supply Voltage
（Vdd）
Current Consumption
Output Level
Output Load
Frequency Stability
Tolerance
vs. Temperature
vs. Supply Voltage
vs. Load Variation
vs. Aging
Start Up Time
Frequency Control
Control Sensitivity
Response Slope
Phase Noise
Offset 100Hz
Offset 1kHz
Offset 10kHz
Offset 100kHz
Packing Unit
± 9×10
−6
∼±15×10
−6
/ Vcont=＋0.9V±0.6V
Positive
[f≦15MHz]
−115dBc/Hz
−135dBc/Hz
−145dBc/Hz
−145dBc/Hz
[15MHz＜f≦26MHz]
−110dBc/Hz
−130dBc/Hz
−140dBc/Hz
−145dBc/Hz
2000pcs./reel
（φ180）
Consult our sales representative for other specifications.
VC-TCXO
DSA221SE
DSA321SE
DSB221SE
TCXO
DSB321SE
9.6∼40MHz
16.3676/ 16.367667/ 16.368/ 16.369/ 16.8/ 24.5535/ 26/ 33.6MHz
＋1.8V
＋1.3mA max.
（f≦26MHz) / ＋1.5mA max.
（f＞26MHz）
0.8Vp-p min.
（Clipped Sinewave/ DC-coupled）
10kΩ//10pF
±1.5×10
−6
max.(After 2 reflows）
±2.5×10
−6
max./ −30∼＋85℃
±2.5×10
−6
max./ −40∼＋85℃
（Option）
±1.5×10
−6
max./ −30∼＋85℃
±1.5×10
−6
max./ −40∼＋85℃
（Option）
±0.2×10
−6
max.
（Vdd±5%）
±0.2×10
−6
max.
（10kΩ//10pF±10%）
±1.0×10
−6
max. /year
2.0ms max.
ー
ー
[f＞26MHz]
−105dBc/Hz
−125dBc/Hz
−135dBc/Hz
−145dBc/Hz
Dimensions[mm]
Model Code 2.5±0.15
Frequency
0.225
DSA221SE/DSB221SE
Model Code
J : VC-TCXO（DSA221SE）
K : TCXO（DSB221SE）
Pin Connections
Pin No. Connection
#1
Vcont(VC-TCXO)/GND(TCXO)
GND
#2
Output
#3
Vdd
#4
Frequency
Model Code
3.2±0.15
0.50
DSA321SE/DSB321SE
2.0±0.15
2.5±0.15
J 26.0
D 901
Lot No.
0.8±0.1
Model Code
J : VC-TCXO (DSA321SE)
K : TCXO (DSB321SE)
26.00 J
D 901
0.9±0.1
Lot No.
#1 INDEX Logo
■ Recommended Land Pattern
〈Top View〉
1.95
0.85
0.75
#1 INDEX Logo
Pin Connections
Pin No. Connection
#1
Vcont(VC-TCXO)/GND(TCXO)
GND
#2
Output
#3
Vdd
#4
■ Recommended Land Pattern
〈Top View〉
0.78
0.90
0.50
#1
□0.20
(INDEX)
1.90
#2
#1
□0.20
#2
1.52
1.27
1.35
0.62
#4
0.40
0.82
(INDEX)
#3
#4
#3
2.64
3.02
1.40
RF/Wirelessly
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