ECS-271.2-8-37RHM-TR datasheet, PDF

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ECS-271.2-8-37RHM-TR: DescriptionParallel - Fundamental Quartz Crystal, 27.12MHz Nom, SMD, 4 PIN; CategoryPassive components Crystal/resonator; File Size632KB，2 Pages; ManufacturerECS; Websitehttp://www.ecsxtal.com/; Environmental Compliance

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ECS-271.2-8-37RHM-TR Overview

Parallel - Fundamental Quartz Crystal, 27.12MHz Nom, SMD, 4 PIN

ECS-271.2-8-37RHM-TR Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Objectid	1281736237
package instruction	SMD, 4 PIN
Reach Compliance Code	compliant
ECCN code	EAR99
YTEOL	7.25
Other features	TR, 7 INCH
Ageing	5 PPM/YEAR
Crystal/Resonator Type	PARALLEL - FUNDAMENTAL
Drive level	100 µW
frequency stability	0.0025%
frequency tolerance	15 ppm
JESD-609 code	e4
load capacitance	8 pF
Installation features	SURFACE MOUNT
Nominal operating frequency	27.12 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
physical size	L2.0XB1.6XH0.45 (mm)/L0.079XB0.063XH0.018 (inch)
Series resistance	60 Ω
surface mount	YES
Terminal surface	GOLD OVER NICKEL

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Low profile

2.0 x 1.6 mm Footprint

Extended Temp Range Option

RoHS Compliant

ECX-1637

SMD CRYSTAL

The sub miniature ECX-1637 is a very compact SMD Crystal.

The 2.0 x 1.6 x 0.45 mm ceramic package is ideal for today's

SMD manufacturing environment.

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

PARAMETERS

Frequency Range

Frequency Tolerance

Frequency Stability

Shunt Capacitance

Load Capacitance

Drive Level

Operating Temperature

Storage Temperature

Aging (Per Year)

CONDITIONS

at +25°C

-20 to +70°C

Specify in P/N

ECX-1637

MIN

20.000

TYP

MAX

80.000

± 50 *

UNITS

MHz

ppm

µW

°C

ppm

-20

-55

100

+70

+125

±5

@ +25°C ±3°C

EQUIVALENT SERIES RESISTANCE/MODE OF OSCILLATION

FREQUENCY RANGE

(MHz)

MODE OF OSC MAX ESR

Ω

FREQUENCY RANGE

(MHz)

MODE OF OSC MAX ESR

Ω

20.00 ~ 23.999

Fundamental

100

26.000 ~ 39.999

Fundamental

24.000 ~ 25.999

Fundamental

40.000 ~ 80.000

Fundamental

DIMENSIONS (mm)

Pad Connections

In/Out

Gnd

Out/In

Gnd

Figure 1) Top, Side, Bottom, End views and

Crystal Connection (Top View)

Figure 2) Suggested Land Pattern

Custom Options

PART NUMBERING GUIDE: Example ECS-240-8-37-TR

ECS - Frequency Abbreviation - Load Capacitance - Package

240 = 24.000 MHz

See P/N Guide

8 =8 pF

S=Series

37 =

ECX-1637

Tolerance

Blank = Std

A = ± 25 ppm

J = ± 20 ppm

R = ± 15 ppm

C = ± 10 ppm

* Stability

Blank = Std

D = ± 100 ppm

E = ± 50 ppm

G = ± 30 ppm

H = ± 25 ppm

T = ± 20 ppm

W = ± 15 ppm

K = ± 10 ppm

Temp Range

Blank = Std

L = -10 ~ +70°C

M = -20 ~ +70°C

N = -40 ~ +85°C

P = -40 ~ +105°C

S = -40 ~ +125°C

U = -55 ~ +125°C

- Packaging

TR= Tape

& Reel

1K/Reel

*Consult Factory for available stability

options over extended temp range.

Rev. 11/11

1105 South Ridgeview Road

Olathe, KS 66062

Phone: 913.782.7787

Fax: 913.782.6991

www.ecsxtal.com

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