74USMX - Euroquartz

EURO QUARTZ
74USMX CRYSTALS
12.0MHz to 40.0MHz
74USMX Low Profile Crystal
FEATURES
Low profile, reduced size SMD crystal
Reduces footprint of 49USMX crystals by 50%
Customized parts readily available
SIZE COMPARISON
49USMX
OUTLINE & DIMENSIONS
74USMX
DESCRIPTION
74USMX crystals are low profile surface mount crystals with a 50%
reduced footprint over the popular 49USMX type crystals. 74UMX
crystals are ideal for use in low cost, mass-market applications.
SPECIFICATION
Frequency Range:
Calibration Tolerance:
Frequency Stability over Temp:
Storage Temperature Range:
Shunt Capacitance (C0):
Load Capacitance (CL):
12.0MHz to 40MHz
±30ppm at 25°C standard
from ±50ppm over -10° ~ +70°
-40° ~ +85°C
4pf typical, 7pF maximum
Series or from 10pF to 32pF
(Customer specified)
±5ppm maximum
(Ta = 25°C, drive 100mW)
100mW maximum
260°C, 10s maximum
Hermetic seal, resistance weld
EIA 24mm tape and reel
3000 pieces per reel
RoHS Compliant
Ageing:
Drive Level:
Reflow Soldering:
Holder:
Packaging:
RoHS Status:
PART NUMBERS
Example:
12.000MHz 74USMX/25/50/-10+70/18pF
Nominal Frequency
EQUIVALENT SERIES RESISTANCE
Frequency
Range MHz
12.0~15.999
16.0~29.999
30.0 ~ 40.0
ESR
Ω Max.
60
50
40
Package
Calibration tolerance
at 25°C (±ppm)
from ±10ppm to ±25ppm
Temperature Stability
over temp. range (±ppm)
from ±25ppm to ±100ppm*
(*
)
Operating Temp. Range (°C)
Load Capacitance
(10pF to 32pF)
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk