Datasheet 2006/04/11

Quartz Crystal Unit
VT-120-F
Features
・Compact 1.2Φ tubular package.
・Photolithograhic process
・Excellent low drive level characteristics.
・Complete Pb-free
・Complies with EU RoHS directive
Applications
Small/Thin Watches.
Sub-clock function for a variety of Microcomputer etc.
Standard Specifications
Item
Nominal Frequency
Frequency Tolerance
Turnover Temperature
Parabolic Coefficient
Load Capacitance
Motional Resistance (ESR)
Absolute Max. Drive Level
Drive Level
Shunt Capacitance
Frequency Ageing
Operating Temperature
Storage Temperature
Symbol
f_nom
f_tol
Ti
B
CL
R1
Dlmax.
DL
C0
f_age
T_use
T_stg
Specifications
32.768kHz
-6
(Temperature: 25±2℃, DL;0.1μW)
±20×10
+25±5℃
(-0.035±10%)×10-6/℃2
6pF 12.5pF
50kΩ max.
1.0μW max.
0.1μW typ.
0.8pF typ.
±3×10-6
-20 +60℃
-30 +70℃
Conditions Note
Please specify
+25±3℃, First Year
Piece part basis
Dimensions
Unit :
Seiko Instruments Inc.
Quartz Crystal Sales Department
1-8, Nakase, Mihamaku, Chiba-shi, Chiba 261-8507, Japan
Tel : +81-43-211-1207 Fax : +81-43-211-8030
http : //www.sii.co.jp/en/quartz/