Pl tronics, Inc.
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
MP49 Crystal
HC-49U Metal Thru-Hole Crystal
Available as Gull Wing SMD or with Pull-Down Pin on Top of Can
–
1.8432 MHz 210.00 MHz
Standard Specifications
°
± 30 PPM is standard, tighter tolerances available
Calibration Frequency Tolerance at 25 C
Operating Temperature Range (OTR)
Frequency Stability (FS) over OTR
Drive Level
0 to +70°C is standard, but can be extended to -40 to +85°C
± 50 PPM is standard, see below for tighter tolerances available per OTR options
50 mW is standard, customer may specify
Aging at 25°C
Shunt Capacitance
Pullability
May be specified by customer in terms of frequency shift required
over a certain range of load capacitance
(e.g. +100 PPM from CL=12 to CL=18 pF) or as motional capacitance ( f F)
± 5 PPM per year is standard, customer may specify ± 1 PPM
7 pF maximum
Temperature Range
Tightest FS
± 3 PPM
± 5 PPM
± 10 PPM
± 20 PPM
-10 to +60°C
-20 to +70°C
-30 to +80°C
-40 to +85°C
Part Numbering Guide
ESR Values
Portions of the part number that appear after the frequency may not
be marked on part (C of C provided)
Oscillation
Mode
Frequency Range
(MHz)
Maximum
ESR (Ohms)
SR MP49 E - xx - 70.0M - IN - XXX (Internal Code or blank)
–
Fundamental
AT Cut
700
150
100
50
1.8432
3.000
4.000
7.000
10.000
2.999
3.999
6.999
9.999
37.000
Series
Resonance
Options
IN=Insulator
TR=Paper Tape & Reel
PN=Put on Pads
Frequency in MHz
–
–
–
–
Model
25
Parallel Resonance
Load Capacitance in pF (³ 8 pF)
3rd Overtone
AT Cut
Special Specifications
(choose all that apply)
Blank: Std Specs ( 0 to +70°C)
–
40
21.000
90.000
–
70
5th Overtone 60.000 150.000
E: Extended Operating Temperature Range (- 40 to +85°C)
G: Gull Wing Surface Mount Package
L: 3rd Lead (Pull-down pin) on top of can
V: Vinyl Sleeve Insulation
–
100
7th Overtone 85.000
210.000
Consult factory for lower ESR
Consult factory for available frequencies and specs.
Not all options available for all frequencies. A special part number may be assigned.
Mechanical: inches (mm)
not to scale
Gull Wing - MP49G
Solder Pads
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.
.425 (10.8) MAX
.547 (13.9)
.176 (4.47) MAX
Optional 3rd Lead
(MP49L) 1.25 Long
.705 (17.9) MAX
.12 (3.0)
Packaging
Bulk
.10 (2.5)
.209 (5.3)
.019 (0.48) Diameter
.067 (1.7)
.043 (1.1)
.192 (4.88)
July 2002
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
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Pl tronics, Inc.