Datasheet > VEMQN576T25-245.000-2.5/-40+85

VEMQN576T25-245.000-2.5/-40+85

更新时间： 2024-09-18 07:43:15

品牌	Logo	应用领域
EUROQUARTZ		石英晶振压控振荡器有源晶体振荡电路
页数	文件大小	规格书
2页	146K
描述
TCVCXO, Clock,

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VEMQN576T25-245.000-2.5/-40+85 数据手册

浏览型号VEMQN576T25-245.000-2.5/-40+85的Datasheet PDF文件第2页

QUARTZ

EURO

EMQN576T

CMOS TCXO 7 x 5mm

10MHz to 245MHz

Low current consumption, CMOS TCXO

Quick turnaround, low-cost TCXO

Standard 5.0 x 7.0mm, 6 pad SMD package

Supply voltage 2.5V or 3.3 VDC

Member of the QuikXO family of products

EMQN576T - OUTLINES AND DIMENSIONS

DESCRIPTION

EMQN576T series TCXOs are packaged in a standard, 7.0 x 5.0mm

outline, SMD package. With squarewave (CMOS) output, tolerance is

from ±1.0ppm over -40° to +85°C. The part has low supply current,

24mA typical at 50MHz.

SPECIFICATION

Product Series Code

TCXO:

EMQN576T

VCTCXO:

VEMQN576T

Frequency Range:

Supply Voltage:

10.0MHz to 245MHz

+2.5VDC±5% or

+3.3Volts ±5%

Output Logic Levels:

Logic High: 90% Vdd min.

Logic Low: 10% Vdd max.

Squarewave, LVCMOS

0.8ps typical

Output Waveform:

Phase jitter rms (12kHz to 20MHz):

Initial Calibration Tolerance:

Frequency Stability

±2.0ppm at +25°±2°C

vs. Temperature:

-30° to +85°C:

±2.0ppm standard

±1.0ppm available

-40 to +85°C:

±2.5ppm standard

±1.0ppm available

vs. Ageing:

±1.0 ppm max. per year 25°C

±0.2 ppm max. ±5% change

±0.2 ppm max. ±10% change

±1.0ppm max. for one reflow

and measured after 24 hours.

1.5ns typ. 10% to 90% wavef.

50%±5% standard,

vs. Voltage Change:

vs. Load Change:

vs. Reflow (SMD type):

VEMQN576T VOLTAGE CONTROL SPECIFICATION

Control Voltage Centre & Range: +1.5V±1.0V

Rise/Fall Times:

Duty Cycle:

for both +2.5V and 3.3V supplies

±8 ppm min.

Positive

Frequency Pulling Range:

Slope Polarity:

Start-up Time:

Output Load:

5ms typical, 10ms max.

15pF

Current Consumption Vdd +2.5V

at 50MHz:

Linearity:

Input Impedance:

Harmonics:

±1% typical ±10% max.

770k typical

-5.0dBc max.

24mA typical

28mA typical

30mA typical

at 125MHz:

at 200MHz:

Current Consumption Vdd +3.3V

at 50MHz:

26mA typical

30mA typical

34mA typical

18mA typical

5ms max.

SSB PHASE NOISE and PHASE JITTER DATA

at 125MHz:

at 200MHz:

Current with output disabled:

Start-up Time:

Phase Jitter rms (12kHz to 20MHz):

(Typical VDD = +3.3V, V Control = 0.0V) dBc/Hz

Frequency

10Hz Offset

100Hz

96MHz

-71

192MHz

-56

0.8ps typ., 1.0ps max.

Phase Jitter rms (1.875MHz to 20MHz):200fs max.

-96

-91

1kHz

-114

-124

-108

-119

PART NUMBERS

10kHz

Example:

_EMQN576T33-50.000-2.5/-30+85

100kHz

1MHz

-127

-134

-153

-154

-156

-122

-128

-151

-153

-152

Series Description

TCXO = EMQN576T

VCTCXO = VEMQN576T

5MHz

10MHz

20MHz

Supply Voltage Code

3.3V = 33

2.5V = 25

Frequency (MHz)

Phase Jitter ps

12kHz - 20MHz rms

0.85

0.77

Stability over OTR (±ppm)

Operating Temperature Range (OTR) (°C)

Page 1 of 2

(

EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk

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