CM200C Ver la hoja de datos (PDF) - CITIZEN HOLDINGS CO., LTD.
Número de pieza
componentes Descripción
Lista de partido
CM200C Datasheet PDF : 1 Pages
| |||
TUNING FORK CRYSTAL UNITS (SMD • Plastic Package)
RoHS compliant
CM200C . CM250C
3000pcs/reel
■ FEATURES
7Molding a heat resistant cylinder with resin.
7Most appropriate for clock source for portable
equipment with low power consumption.
■ DIMENSION [mm]
7.9±0.1
#4
#3
Life-size
Internal connection
#4
#3
#1
（1.25）
5.5±0.5
#2
（1.25）
#1
#2
■ SOLDER PAD LAYOUT [mm]
1.3
4.2
1.3
0.5
0.5
（0.9）
Do not connect to external with #2 and #3
■ STANDARD SPECIFICATIONS
Item
Nominal Frequency
Model
f0
CM200C
32.768kHz
CM250C
30kHz〜100kHz
Frequency Tolerance
△ f/f0
±20ppm
±30ppm
Load capacitance
CL
12.5pF
Operating Temperature Range TOPR
−40℃〜＋85℃
Storage Temperature Range TSTR
−55℃〜＋125℃
Turnover Temperature
TM
25℃±5℃
Temperature Coefficient β
−0.034±0.006ppm/℃2
Motional (series) resistance R1
50KΩMax.
Level of drive
DL
1μW Max.
Aging (first year)
△ f/f0
±3ppm Max.
±5ppm Max.
Shunt capacitance
C0
1.35pF Typ.
0.8pF 〜 1.7pF Typ.
Conditions
Need to contact us for
the available frequency in CM250C
at 25˚C
Need to specify your requirement
at 25˚C
25℃±3℃
Depend on frequency
http://cfm.citizen.co.jp/english/product/pr02.html
Share Link: 