SM55CH-10-FREQ5 datasheet, PDF

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SM55CH-10-FREQ5: DescriptionParallel - 3Rd Overtone Quartz Crystal, 25MHz Min, 70MHz Max, SMD, 4 PIN; CategoryPassive components Crystal/resonator; File Size59KB，1 Pages; ManufacturerPletronics

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SM55CH-10-FREQ5 Overview

Parallel - 3Rd Overtone Quartz Crystal, 25MHz Min, 70MHz Max, SMD, 4 PIN

SM55CH-10-FREQ5 Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Pletronics
package instruction	SMD, 4 PIN
Reach Compliance Code	unknown
Other features	AT CUT CRYSTAL
Ageing	5 PPM/YEAR
Crystal/Resonator Type	PARALLEL - 3RD OVERTONE
Drive level	50 µW
frequency stability	0.003%
frequency tolerance	15 ppm
load capacitance	10 pF
Manufacturer's serial number	SM55
Installation features	SURFACE MOUNT
Maximum operating frequency	70 MHz
Minimum operating frequency	25 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
physical size	L13.1XB5XH5.5 (mm)/L0.516XB0.197XH0.217 (inch)
surface mount	YES

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Pl tronics, Inc.

19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA

Manufacturer of High Quality Frequency Control Products

SM55, SM45, SM40 Crystal

HC-49/US Low Profile Crystal Mounted on a Surface Mount Platform

Available in 3 heights, SM55: 5.5mm, SM45: 4.5mm, SM40: 4.0mm

Solder Pad Compatible with our SM39S and SMD Crystals from Epson, Meiden & Citizen

Available in Standard 4 pad or Optional 2 pad Pinout Style

Standard Specifications

± 30 PPM is standard, tighter tolerances available

Calibration Frequency Tolerance at 25

Operating Temperature Range (OTR)

0 to +70°C is standard, but can be extended to -40 to +85°C

Frequency Stability (FS) over OTR

± 50 PPM is standard, tighter tolerances available

Drive Level

μW

is standard, customer may specify

Aging at 25°C

± 5 PPM per year is standard, customer may specify ± 1 PPM

Shunt Capacitance

7 pF maximum

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 ( fF )

Part Numbering Guide

Portions of the part number that appear after the frequency may not

be marked on part (C of C provided)

SM45 B E - xx - 70.0M - XXX

(Internal Code or blank)

Oscillation

Mode

3.200 MHz

–

70.000 MHz

ESR Values

Frequency Range

(MHz)

Maximum

ESR (Ohms)

Model (Height/Pinout)

SM55: 2 pad, SMP55: 4 pad (5.5mm)

SM45: 2 pad, SMP45: 4 pad (4.5mm)

SM40: 2 pad, SMP40: 4 pad (4.0mm)

Cal Tol / Freq Stability

Blank = 30/50

B = 30/30

Frequency in MHz

Load Capacitance

Parallel Resonance in pF (

pF)

SR = Series Resonance

Fundamental

AT Cut

3.200

5.000

8.000

12.000

–

4.999

7.999

11.999

30.000

300

120

100

3rd Overtone

AT Cut

25.000 – 70.000

Temperature Range

Consult factory for lower ESR

Blank: 0 to +70

Consult factory for available frequencies and specs.

E: - 40 to +85

Not all options available for all frequencies. A special part number may be assigned.

Mechanical: inches (mm)

Packaging

24mm tape

12mm pitch

not to scale

Solder Pads

Standard Pinout (SM)

.094 (2.4)

.063 (1.6)

.197 (5.0)

MAX

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.

PART STYLE MAY BE EITHER OF THE FOLLOWING:

.492 (12.5) MAX

Marking

.516 (13.1) MAX

.195 (4.95) MAX

.256 (6.5)

.087 (2.2)

.142 (3.6)

SM55: .217 (5.5) MAX

SM45: .177 (4.5) MAX

SM40: .157 (4.0) MAX

.354 (9.0

± 0.1)

Optional 2 Pad Pinout (SMP)

.370 (9.4)

.063 (1.6)

CASE GND

.094 (2.4)

.055 (1.4)

.079 (2.0)

.138 (3.5)

CASE GND

.256 (6.5)

.087 (2.2)

.142 (3.6)

.079 (2.0)

Aug 2005

Pl tronics, Inc.

(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com

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