LF12.8MHZCFPT-123HR datasheet, PDF

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LF12.8MHZCFPT-123HR: DescriptionTCVCXO, CLIPPED SINE OUTPUT, 12.8 MHz, SMD, 4 PIN; CategoryPassive components oscillator; File Size64KB，2 Pages; ManufacturerIQD Frequency Products; Environmental Compliance

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LF12.8MHZCFPT-123HR Overview

TCVCXO, CLIPPED SINE OUTPUT, 12.8 MHz, SMD, 4 PIN

LF12.8MHZCFPT-123HR Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Reach Compliance Code	compli
Other features	TAPE AND REEL
Ageing	1 PPM/FIRST YEAR
Maximum control voltage	2.5 V
Minimum control voltage	0.5 V
Frequency Adjustment - Mechanical	NO
frequency stability	2.5%
JESD-609 code	e4
Installation features	SURFACE MOUNT
Nominal operating frequency	12.8 MHz
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
Oscillator type	CLIPPED SINE
Output impedance	10000 Ω
Output level	0.8 V
physical size	7.0mm x 5.0mm x 2.0mm
Maximum supply voltage	3.15 V
Minimum supply voltage	2.85 V
Nominal supply voltage	3 V
surface mount	YES
Terminal surface	Nickel/Gold (Ni/Au)
Base Number Matches	1

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CFPT-123

ISSUE 4 ; 8 JUNE 2005

Delivery Options

■

Outline in mm

7.0±0.2

5.0±0.2

2.7±0.1

1.9±0.1

Please contact our sales office for current leadtimes

Description

■

CFPT-123 is a surface mount temperature compensated

voltage controlled crystal oscillator (TCVCXO) providing

a high degree of frequency stability over a wide

temperature range

2.0max

1.4±0.1

Package Outline

■

7.0

5.0

2.0mm SMD

0.3±0.1

Pad Connections

1. Voltage Control

2. GND

3. Output

4. +Vs

Solder pad layout

5.7

4.2

1.2

1.8

+Vs

Oscillator

10k

Probe

To Counter

10pF* or Scope

Stock Frequencies

■

10.0, 12.80, 13.0, 14.40, 15.360, 19.20, 19.44, 19.68, 20.0,

26.0MHz

Output Waveform

■

Clipped Sine 0.8V pk-pk minimum

Output load: 10kΩ // 10pF ±10%

Test Circuit

■

Frequency Adjustment

■

+Vs

Power

Supply

±5ppm min, V control 1.5V±1.0V applied to pad 1

VC Input Impedance >1.0MΩ

SURFACE MOUNT

TCXOs

■

0.1µF

Frequency Stability

■

Temperature (see table)

* Inclusive of jigging and equipment

■

Supply Voltage Variation: ±0.2ppm (5% change)

Load Variation: ±0.2ppm (10% change)

Ageing ±1ppm typical first year @ 25°C

■

Storage Temperature Range

■

–55 to 125°

Solder Conditions

■

For typical soldering conditions, please see the relevant

pages in Applications Notes

Marking

■

Model Number

Frequency

■

Minimum Order Information Required

■

Frequency + Model Number + Frequency Stability +

Operating Temperature Range

Europe Tel: +44 (0)1460 270200

Americas Tel: +1 919 941 9333

Asia

Tel: +86 755 8826 5991

Fax: +44 (0)1460 72578

Fax: +1 919 941 9371

Fax: +86 755 8826 5990

Website: www.cmac.com

0.8±0.1

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