Item　　　　　　　　　　　　　　･Type DST311S DST310S
Frequency･Range 32.768kHz
Load･Capacitance 7pF,･9pF,･12.5pF
Drive･Level･ 0.2μW（1.0μW･max.）
Frequency･Tolerance ±20×10－6（at･25℃）
Series･Resistance 50kΩ･max./80kΩ･max.
Turnover･Temperature ＋25℃±5℃
Parabolic･Coe󱐰cient －0.04×10－6/℃ 2･･max.
Operating･Temperature･Range －40･to･＋85℃
Storage･Temperature･Range －40･to･＋85℃
Shunt･Capacitance 0.9pF･typ. 1.3pF･typ.
Packing･Unit･(1) 3000pcs./reel（φ180）
(1)･Moisture･prevention･packing･is･unnecessary.　･
Moisture･Sensitivity･Level･:･LEVEL･1(IPC/JEDEC･J-STD-033)
2.5
1.05
1.0
0.75
〈TopView〉
#1 #2
#4 #3
〈TopView〉
♯1&♯4connectedtoquartzelement
♯2&♯3connectedtothecover
♯2&♯3recommendedGNDconnection
3.2±0.1
1.5±0.1
0.75±0.1
2.35
0.9
0.65
0.4
#1 #2
#4 #3
D A
701
C
Index
Logo Frequency LotNo.
Country
Consult･our･sales･representative･for･other･specications.
DST311S/DST310S
■ DST310S■ DST311S
3.2±0.1
1.5±0.1
1.3
0.75±0.1
2.35
0.65
701
LotNo.FrequencyLogo Country
〈TopView〉
2.5
1.0
1.8
〈TopView〉
＜Top View＞ ＜Top View＞
＜Top View＞ ＜Top View＞
DST310S
DST311S
［mm］ ［mm］
■ Standard Specication
Actual･size
Actual･size
■ Dimensions ■ Internal Connections
SMD Tuning Fork Crystal Resonators / kHz Band Crystal Resonators
■ Features
･● 3215･size･miniature･and･lightweight･SMD･tuning･fork･crystal･･
resonator･with･a･low･prole･of･0.75mm.
･● A･ceramic･package･with･a･metal･lid･providing･high･precision･and･
reliability.
･● Metal･lid･connected･to･GND･terminal･to･reduce･EMI･(DST311S).
･● Noise･sensitive･applications･(smart･meter･etc.)･(DST311S).
･● Series･Resistance･50kΩ･max.･available.
･● AEC-Q200･Compliant･(DST310S･)
■ Applications
･● Mobile･communications,･radio-controlled･clock,･digital･home･appliances.
･● Automotive･applications･such･as･multimedia･devices･･
(AEC-Q200･Compliant).
Pb-Free
RoHS Compliant
■ Internal Connections
■ Recommended Land Pattern ■ Recommended Land Pattern
■ Dimensions