FREQ1UM-5/3/3/0+50/8PF/40R [EUROQUARTZ]
Parallel - Fundamental Quartz Crystal, 11MHz Min, 12.9MHz Max, ROHS COMPLIANT, HERMETIC SEALED, RESISTANCE WELDED PACKAGE-2;型号: | FREQ1UM-5/3/3/0+50/8PF/40R |
厂家: | EUROQUARTZ LIMITED |
描述: | Parallel - Fundamental Quartz Crystal, 11MHz Min, 12.9MHz Max, ROHS COMPLIANT, HERMETIC SEALED, RESISTANCE WELDED PACKAGE-2 |
文件: | 总1页 (文件大小:81K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
QUARTZ
EURO
UM-1 and UM-5 Crystals
Frequency range 1.0MHz to 200MHz
High-precision crystal ideal for telecoms applications
High quality resistance weld sealing
Suitable for reflow soldering
OUTLINE & DIMENSIONS
DESCRIPTION
Um-1 and UM-5 crystals are a long-established design, being widely
used in telecommunications applications where their compact size
and ease of producing to close tolerances makes them an ideal
crystal. In addition to the standard packages a 'Slimline' package is
also available.
SPECIFICATION
Frequency Range
UM-1
UM-5
1.0MHz to 1.2MHz (SL-Cut)
4.0MHz to 200MHz (AT-Cut)
10MHz to 200MHz (AT-Cut)
See table
Oscillation Mode:
Calibration Tolerance at 25ºC
SL-Cut (<1.3MHz):
AT-Cut (>4.0MHz):
Frequency Tolerance
SL-Cut:
AT-Cut:
Shunt Capacitance (C0):
Load Capacitance (CL):
from ±50ppm
from ±3ppm
from ±100ppm -10° to +60°C
from ±3ppm 0° to +50°C
4pF typical, 7pF maximum
Series or from 8pF to 32pF
(Customer specified CL)
Ageing:
±2ppm maximum, 1st year,
±1ppm per year thereafter.
100 Watts typ., 500 Watts max.
Resistance-weld hermetic seal
Bulk pack
Drive Level:
Crystal Holder:
Supply format:
PART NUMBER GENERATION
Part numbers for UM-1 crystals are generated as follows:
A three lead (centre earth lead) package is
available with the designation UM-1-3L
16.00MHz UM-1/20/30/-10+60/18pF/60R
Example:
Nominal Frequency
Package
UM-1 or UM-5
Calibration tolerance
at 25°C (±ppm)
ESR and OSCILLATION MODE
Temperature Stability
over temp. range (±ppm)
Crystal Cut
Osc. Mode Ohms Max.
ESR
Frequency
Range MHz
Operating Temp. Range (°C)
(Lower and upper limits)
1.0 ~1.2
SL Fund.
AT Fund.
AT Fund.
AT Fund.
AT Fund.
AT Fund.
AT Fund.
AT Fund.
AT Fund.
5k
150
120
100
90
80
60
40
25
4.0 ~ 4.9
5.0 ~ 5.9
6.0 ~ 6.9
7.0 ~ 7.9
8.0 ~ 8.9
9.0 ~ 10.9
11.0 ~ 12.9
13.0 ~ 45.0
Load Capacitance
(SR for series or CL in pF)
Equivalent Series Resistance
(Optional - use when special
value is required)
50.1 ~ 100.0 AT 3rd o.
80.0 ~ 200.0 AT 5th o.
40
80
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 sales@euroquartz.co.uk
www.euroquartz.co.uk
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