SPK ELECTRONICS CO., LTD.
SPK Electronics Co., Ltd. has 30 years of excellent experience in manufacturing. SPK is also the sole distributor of Sarantel Inc (UK) world patented Geohelix GPS Antenna products in Taiwan/China/Hong Kong and sales channel of Epson Toyocom for frequency controlled products. Our wide array of frequency controlled products encompass crystal , Oscillator , TCXO, VCXO, VCO, OCXO, Saw filters, and resonators. SPK products enable in GPS, Bluetooth, DVB-T, TV Field, such as Navigator, PND, E911 phone, Pet Finder, Handheld device, Notebook, MP3, MP4, GPS/GSM/GPRS/CDMA cellular phone, Wireless, mobile communication. We are committed to performance enhancement, continuous quality improvement and customer satisfaction.

4-SPK-VCXO-DIP&SMD

Welcome ! This category contains detailed information for 4-SPK-VCXO-DIP&SMD products. New 4-SPK-VCXO-DIP&SMD products will be constantly updated in and added into this category.

Categories  > Frequency Controlled Product > 3-Tcxo/Vcxo/Vc-tcxo/Vco/Ocxo > SPK Tcxo/Vcxo/Vc-tcxo/Vco/Ocxo product outline > 4-SPK-VCXO-DIP&SMD


SPK-VCXO-DIP units

( Frequency : 1~50mhz full size )

Voltage Controlled Crystal Oscillators Unit

*Applications of VCXOs include SONET/ ATM , set-top boxes, MPEG, audio-video

 modulations, video game consoles and HDTV sets.

Model No

VCXO-DIP14

Frequecny

1-50 MHZ

Supply voltage

3.3V

5.0V

Output wave form

TTL / CMOS

 

Accuracy ( at 25)

Vc = 1.65V

Vc = 2.5V

Output Logic High “1”

2.97V min

4.5V min

Output Logic Low “ 0”

0.33V max

0.5V max

Frequency Deviation range

Std : ±80ppm ~ ±120ppm

Std : ±80ppm ~ ±150ppm

Control voltage center

1.65VDC

2.5VDC

Control voltage range

0.3 V to 3.0 V

0.5V to 4.5V

Frequency stability

±25ppm ±50ppm ±100ppm

Output load

HCMOS 15PF

Rise / Fall time

6n sec ( max ) 4n sec (typical)

Duty cycle

50%±10% Std

Integrated phase jitter

1 ps max 12KHZ TO 20MHZ

Phase noise

-70 dBc / Hz at 10 Hz offset

-105 dBc / Hz at 100 Hz offset

-132 dBc / Hz at 1 KHz offset

-142 dBc / Hz at 10 KHz offset

-150 dBc / Hz at 1 MHz offset

Start-up time

10 m Sec(max) 5m sec (typical)

Current Consumption

10-45ma ( frequency dependent)

Linearity

6% typical  10% max

Aging

± 5ppm per year (max)

 


SPK-VCXO-SMD507(4PAD/6PAD)

( 2MHZ~60MHZ SIZE: 5X7 )

    SPK-VCXO-507 

 

     Typical applications:

        Set top box, Mpeg,ADSL, Cable modem

    ●  Features:

        Stable frequency , High reliability and precision  Low height , Eutectic reflow soldering

        

       ELECTRICAL SPECIFICATIONS :

 SPK TYPE

VCXO-507

Frequency Range(MHZ)

2.000 ~ 60.000MHZ

Input Voltage

3.3V dc +/- 5 %

5.0V dc +/-5%

Operating Temperature Range

0~+70 (STD) , -40 ~ + 85

Frequency tolerance/stability

+/-10,20,25.50PPM

Storage Temperature Range

-40~ +85

Initial Frequency Accuracy(25)

Vc =1.65V+/-0.2V

Vc = 2.5V+/-0.2V

Output voltage High

TTL

2.4V min

2.4V min

CMOS

2.97 min

Vcc 0.5 min

Output voltage Low

TTL

0.4V max

0.4V max

CMOS

0.33 max

0.5V max

Frequency Pulling Range

From +/-30ppm to +/-150ppm

Control volt range:0.3v to 3.0v

From +/-80ppm to +/-200ppm

Control volt range:0.5v to 4.5v

Output load

TTL

5 ~ 10 TTL GATES

CMOS

15~50PF

Rise time and Fall time

TTL

5n sec.max;2n sec, typical Measured between 0.4V to 2.4V

                       CL = 15 pF

CMOS

5n sec.max;2n sec, typical Measured between 10% to 90% Vdd

                       CL = 15 pF

Duty cycle

TTL

40% min. 60% max ( measured at +1.4v )

CMOS

40% min 60% max (measured at 50% Vdd)

Start-up time(Ts)

10m Sec,max.5m Sec.Typical

Current consumption

15~45mA (frequency dependent)

Aging

+/-5ppm per year

Linearity

10% max ; 6% typical

Slope

Positive or negative

   Please confult for other specifications

 




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Add :  10F, No. 510, Sec.5 Chung Hsiao E. Rd.,Taipei, Taiwan R .O. C.
Web site : http://www.spkecl.com
Tel :  886-2-2346-2323  Fax :  886-2-2346-3939  
E-Mail : spktw@ms34.hinet.net