UM1-7M999-1C25B20 datasheet, PDF

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UM1-7M999-1C25B20: DescriptionParallel - Fundamental Quartz Crystal, 7.999MHz Nom,; CategoryPassive components Crystal/resonator; File Size302KB，1 Pages; ManufacturerFortiming Corporation; Environmental Compliance

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UM1-7M999-1C25B20 Overview

Parallel - Fundamental Quartz Crystal, 7.999MHz Nom,

UM1-7M999-1C25B20 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Fortiming Corporation
Reach Compliance Code	unknow
Other features	AT CUT
Ageing	5 PPM/YEAR
Crystal/Resonator Type	PARALLEL - FUNDAMENTAL
Drive level	100 µW
frequency stability	0.0025%
frequency tolerance	20 ppm
load capacitance	20 pF
Manufacturer's serial number	UM1
Installation features	THROUGH HOLE MOUNT
Nominal operating frequency	7.999 MHz
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
physical size	L7.9XB3.2XH8.0 (mm)/L0.311XB0.126XH0.315 (inch)
Series resistance	100 Ω
surface mount	NO

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Quartz Crystal Resonators

RESISTANCE WELD MINIATURE THRU-HOLE PACKAGE - UM1 Series

FEATURES

RoHS Compliant (Pb-Free), Wide Frequency Range Available

AT-cut Crystal, High Precision and Excellent Aging, Extended Temperature Range

Industry Standard Package, Compact Size

Optional Metal Jacket for SMT

SPECIFICATIONS

Frequency Range

Resonance Mode

Calibration Tolerance @25°C

Frequency Stability Ref @25°C

Temperature Range

Crystal Aging

Storage Temperature

Load Capacitance (CL)

Shunt Capacitance

Drive Level

Pullability (option)

Creating a Part Number

Product Series

Frequency

Resonance Mode: 1 = Fundamental

3 = 3rd Overtone

5 = 5th Overtone

3.6864 MHz to 225.000 MHz

1 = Fundamental (3.6864 to 45 MHz); 3 = 3rd Overtone (30 to 125 MHz)

5 = 5th Overtone (100 to 225 MHz); 7 = 7th Overtone (100 to 225 MHz)

A = ±50 ppm; B = ±30 ppm; C = ±20 ppm; D = ±15 ppm; E = ±10 ppm

100 = ±100 ppm; 50 = ±50 ppm; 25 = ±25 ppm; 10 = ±10 ppm

A = 0°C to 70°C; B = -40°C to 85°C; C = -10°C to 60°C; D = -20°C to 70°C

±5 ppm / year Maximum

-55°C to 125°C

CL = 18 pF (Standard), 16 pF, 20 pF, others, or S = Series resonant

7 pF Maximum

0.1 mW Typical, 1 mW Maximum

May be specified in terms of frequency shift over a certain range of CL

UM1-125M000-3 B 30 D 18

-options

Load Capacitance: 18, 16, 20, S = Series resonant

Operating Temperature Range: A = 0 to 70°C

Frequency Stability:

Tolerance at 25°C:

A = ±50 ppm

B = ±30 ppm

C = ±20 ppm

100 = ±100 ppm

50 = ±50 ppm

25 = ±25 ppm

B = -40 to 85°C

D = -20 to 70°C

Equivalent Series Resistance

Frequency (MHz)

3.686 - 3.999

4.000 - 4.999

5.000 - 5.999

6.000 - 6.999

7.000 - 7.999

8.000 - 9.999

10.000 - 10.999

OUTLINE DRAWING

Mode

Fund

Max ESR (Ohms)

250

200

150

120

100

Frequency (MHz)

11.000 - 45.000

30.000 - 125.00

100.00 - 225.00

Mode

Fund

3rd O/T

5th O/T

7th O/T

Max ESR (Ohms)

100

150

Optional metal jacket with formed leads for UM1-SMD

7.1 MAX

7.9 MAX

8.0 MAX

2.0

0.1

0.35

0.05

12.0 MIN

2.5

0.3

All dimensions are typical unless otherwise specified

Dimensions in Millimeters

www.4timing.com

2001-2007 Fortiming Corp. USA

1.3

0.2

3.75

0.2

3.6 MAX

12.75 MAX

3.2 MAX

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