Datasheet > VM57T33-32.768K-1.5/-40+85

VM57T33-32.768K-1.5/-40+85

更新时间： 2024-02-02 10:34:51

品牌	Logo	应用领域
玛居礼 - MERCURY		/
页数	文件大小	规格书
2页	110K
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VM57T33-32.768K-1.5/-40+85 技术参数

生命周期：	Obsolete	Reach Compliance Code：	unknown
风险等级：	5.84	Base Number Matches：	1

VM57T33-32.768K-1.5/-40+85 数据手册

浏览型号VM57T33-32.768K-1.5/-40+85的Datasheet PDF文件第2页

Voltage Controlled Temperature Compensated Crystal Oscillators

VCTCXO, VM57T series, HCMOS Output, 32.768 KHz

MERCURY

Since 1973

Features:

5x7x2.5 mm ceramic SMD VCTCXOs with

HCMOS square wave output

0.01 uF decoupling capacitor built-in

RoHS compliant

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

Product Series

Frequency

VM57T

32.768 KHz

Output Wave From

Square wave. Wave form code is “T”

±3 ppm at +25°C and Vcon = +1.5 V D.C.

Initial Calibration Tolerance ⁽¹⁾

Frequency Stability (ppm)

± 1 ppm

±1.5 ppm

±2.0 ppm

±2.5 ppm

√: Available

ꢀ: Call us

U: Not

Temperature

Range

-10 to +60°C

-20 to +70°C

-30 to +75°C

-40 to +85°C

√

Standard

available

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

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

vs reflow

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

+2.8 V

(voltage code is

“28”)

+3.0 V

(voltage code is

“3”)

+3.3 V

(voltage code is

+5.0 V

(voltage code is

Supply Voltage (V

)

“33”)

“5”)

Logic “1”

Logic “0”

2.7 V min.

0.3 V max.

Output Voltage Level

Vdd=3.0V

Rise Time and Fall Time

Duty Cycle (Symmetry)

3 nano. sec. typ. 20% ↔ 80% of waveform

50%±10% measured at 50% V

2 m. sec. typ.

Start-up Time

Current Consumption

3.5 mA typ. at + 3.3V / 7 mA typ. at +5.0V

E.F.C. Electronic Frequency Tuning.

Frequency Deviation Range by Vcon on

pad No. 1

±5 ~±12 ppm with Vcon = +1.5 V±1.0 V.

Note: +2.8V , +3.0V, +3.3V and +5.0V units all have Vcon= +1.5 V±1.0 V.

Slope Polarity

Linearity

Output Load

Positive: Increasing control voltage (Vcon) increases output frequency.

10 % max.

15 pF

Offset

SSB Phase Noise at +25°C

typical

10 Hz

-65 dBc/Hz

100 Hz

1 kHz

10 kHz

100 kHz

-100 dBc/Hz -130 dBc/Hz

-150 dBc/Hz -150 dBc/Hz

Output Format

Storage Temperature

AC block, DC coupled

-50°C to +100°C

⁽¹⁾: Frequency stability over temperature will be from this measured initial frequency.

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

- Page 1 of 2 -

Jan. 3, 2005 rev. 0

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