Datasheet > VM57T28-16.384-1/-20+70

VM57T28-16.384-1/-20+70

更新时间： 2023-08-15 00:00:00

品牌	Logo	应用领域
玛居礼 - MERCURY		/
页数	文件大小	规格书
3页	123K
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Oscillator

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VM57T28-16.384-1/-20+70 数据手册

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Voltage Controlled Temperature Compensated Crystal

Oscillators VCTCXO, VM57T Series, CMOS Output

MERCURY

Since 1973

Features:

5x7x2.5 mm ceramic SMD VCTCXOs with CMOS square wave output

0.01 uF decoupling capacitor built-in

Wide frequency range: 1.0 MHz to 156.0 MHz

Frequency stability as tight as ±0.5 ppmover 0°C to +50°C or

±1 ppm over -40 to +85°C

General Specifications (at+25°C and specified input voltage)

Product Series

VM57T

Frequency Range

1.0 MHz ~ 156.0 MHz

Square wave. Wave form code is “T”

±2 ppm at +25°C±2°C and Vcon = +1.5 V D.C.

NOTE: 32.768 KHz is also available

Output Wave From

Initial Calibration Tolerance ⁽¹⁾

10.0, 12.8, 13.0, 14.4, 16.0, 16.384, 19.2, 19.440, 19.680, 20.0, 38.880 , 77.760 ,

Standard Frequencies (partial list)

Frequency Stability (ppm)

155.520 MHz

±0.5 pppm ± 1 ppm

±1.5 ppm

±2.0 ppm

±2.5 ppm

√: Available

ꢀ: Call us

U: N/A

(Not

available)

Temperature

Range

0 to +50°C

-10 to +60°C

-20 to +70°C

-30 to +75°C

-40 to +85°C

√

ꢀ

√

Standard

Frequency Stability

vs Aging

±1.0 ppm max. first year at +25°C

±0.3 ppm max. for a ±5% input voltage change

vs Voltage Change

vs Load Change

vs Reflow

±0.3 ppm max. for a ±10% loading condition change

±1 ppm max. 1 reflow and measured 24 hours afterwards

Supply Voltage

(V_DD)

+2.8 V

+3.0 V

(voltage code is “3”)

+3.3 V

(voltage code is “33”)

+5.0 V

(voltage code is “28”)

2 mA @ 8.192MHz

3 mA @ 10 MHz

14 mA @77.760 MHz

26 mA @ 155.520 MHz

(voltage code is “5”)

5 mA @ 8.192MHz

7 mA @ 10 MHz

32 mA @77.760 MHz

50 mA @ 155.520 MHz

2 mA @ 8.192MHz

Current

Consumption

(typical)

4 mA @ 10 MHz

17 mA @77.760 MHz

35 mA @ 155.520 MHz

Logic “1”

Logic “0”

90% V_DDmin.

10% V_DDmax.

Output Voltage Level

Rise Time and Fall Time

Duty Cycle (Symmetry)

Start-up Time

10 nano. sec. max. 20% ↔ 80% of waveform

50%±10% measured at 50% waveform

10 m. sec. max.

Frequency

Deviation Range

Electronic

Frequency Tuning

on pad 1.

±10 ppm typical with Vcontrol centered at = +1.5 V and Vcontrol range of ±1.0 V

Slope Polarity

Positive: Positive voltage for positive frequency shift

(VCTCXO only)

Linearity

Offset

±10 % max.

Output Load

SSB Phase Noise

15 pF

10 Hz

100 Hz

1 kHz

10 kHz

100 kHz

1 MHz

5 MHz

MERCURY www.mercury-crystal.com

Taiwan: TEL (886)-2-2406-2779, FAX (886)-2-2496-0769, e-mail: sales-tw@mercury-crystal.com

U.S.A.: TEL (1)-909-466-0427, FAX (1)-909-466-0762, e-mail: sales-us@mercury-crystal.com

MERCURY

Page 1 of 3

Date: May 1, 2008

Revision: 4

12 3

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