首页 > EM64T28-1.250-2.5/-10+60

EM64T28-1.250-2.5/-10+60

更新时间：2025-07-14 03:48:29

品牌：EUROQUARTZ

描述：HCMOS Output Clock Oscillator

PDF下载

中文翻译

免费 PCB/SMT

概述
数据手册

如果您发现信息不准确，欢迎纠错

EM64T28-1.250-2.5/-10+60 概述

HCMOS Output Clock Oscillator

EM64T28-1.250-2.5/-10+60 数据手册

通过下载EM64T28-1.250-2.5/-10+60数据手册来全面了解它。这个PDF文档包含了所有必要的细节，如产品概述、功能特性、引脚定义、引脚排列图等信息。

PDF下载

QUARTZ

EURO

EM64T TCXO

CMOS, 6 pad SMD, MHz Range

1.25MHz to 156.0MHz

Miniature 11.4 x 9.6 x 3.0mm SMD package

Wide frequency range: 1.25MHz to 156.0MHz

Supply voltage 2.8, 3.0, 3.3 or 5.0 Volts

Frequency stability from ±1ppm over -30 to +75°C

RoHS compliant

EM64GT - OUTLINES AND DIMENSIONS

DESCRIPTION

EM64T series TCXOs are packaged in a miniature 6 pad ceramic SMD

package. With squarewave (CMOS) output, tolerances are available

from ±1.0ppm over -30° to +75°C. The part has a 0.01mF decoupling

capacitor built in.

SPECIFICATION

Product Series Code

TCXO:

EM64T

VCTCXO:

VEM64T

Frequency Range:

Output Waveform:

Initial Calibration Tolerance:

Standard Frequencies:

1.25MHz to 156.0MHz

Squarewave, HCMOS

<±1.0ppm at +25°±2°C

10.0, 12.8, 13.0, 14.4, 15.36,

16.384, 19.2, 19.440, 19.68,

25.0, 20.0, 27.0, 38.880,

40.0, 77.760, 125.0, 155.520

(

)

Operating Temperature Range:

Frequency Stability

vs. Ageing:

±1.0 ppm max. first year

vs. Voltage Change:

vs. Load Change:

vs. Reflow (SMD type):

±0.3 ppm max. ±5% change

±0.3 ppm max. ±10% change

±1.0ppm max. for one reflow

(

)

Mechanical Frequency Tuning:

Supply Voltage:

±3ppm minimum

+2.8, +3.0, +3.3 or +5.0V

(

INPUT VOLTAGE & CURRENT CONSUMPTION

Output Logic Levels:

Logic High: 90% Vdd min.

Logic Low: 10% Vdd max.

10ns max.

50%±10% standard,

50%±5% option

Input Voltage/

Frequency

+2.8V

+3.0

+3.3V

+5.0 V

Rise and Fall Times:

Duty Cycle:

8.192MHz

10.0MHz

2mA

3mA

2mA

4mA

5mA

7mA

Start-up Time:

5ms typical, 10ms max.

77.760MHz

155.520MHz

14mA

26mA

17mA

35mA

32mA

50mA

Current Consumption:

Output Load:

Storage Temperature:

15pF

-55~+125°C

SSB PHASE NOISE at 25°C

FREQUENCY STABILITY

Offset

10Hz

100Hz

1kHz

10kHz

100kHz

Frequency Stability (ppm)

0 ~ +50

±0.5

±1.0

±1.5

±2.0

±2.5

at 10.0Mhz

(dBc/Hz)

-115

-135

-148

-152

-155

ASK

Part =

M64T33

-10 ~ +60

at 155.250Mhz

(dBc/Hz)

-72

-110

-125

-132

-125

Temperature

-20 ~ +70

Range (°C)

-30 ~ +75

-40 ~ +85

PART NUMBERING PROCEDURE

P= available, x = not available, ASK = call Technical Sales

EM64T33-38.880-2.5/-30+75

Example:

Series Description

TCXO = EM64GT

VCTCXO = VEM64GT

VEM64T VOLTAGE CONTROL SPECIFICATION

Control Voltage:

Standard = +1.5±1.0Volts for all input

voltages.

Supply Voltage

28 = 2.8VDC

3 = 3.0VDC

Frequency Deviation: ±6.0 ppm min. (Vcon = +4.5V±1.0V)

33 = 3.3 VDC

Slope Polarity:

Positive

5 = 5.0 VDC

Frequency (MHz)

Stability over OTR (±ppm)

Operating Temperature Range (OTR) (°C)

Lower and upper limits.

Input Impedance:

Modulation Bandwidth: 20kHz minimum

Linearity: ±10% maximum

50k minimum

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

EM64T28-1.250-2.5/-10+60 相关器件

型号	制造商	描述	价格	文档
EM64T28-1.250-2.5/-30+75	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-10.000-1.0/0+50	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-10.000-1.5/0+50	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-10.000-2.5/-10+60	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-10.000-2.5/-40+85	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-10.000-2.5/0+50	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-12.800-1.0/-10+60	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-12.800-1.0/0+50	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-12.800-1.5/-10+60	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格
EM64T28-12.800-1.5/-20+70	EUROQUARTZ	HCMOS Output Clock Oscillator	获取价格