Datasheet > QM7744LCX-200.0M

QM7744LCX-200.0M

更新时间： 2024-11-24 07:25:03

品牌	Logo	应用领域
PLETRONICS		石英晶振
页数	文件大小	规格书
6页	756K
描述
XO, Clock,

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数据手册

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QM7744LCX-200.0M 数据手册

PLETRONICS PRONTO™ QM77L Series

QM77L Series

CMOS Programmable Clock Oscillator

Applications

Features

Driving A/Ds, D/As, FPGAs

Digital Video

Ethernet, GbE

Medical

Storage Area Networking

COTS

Broad Band Access

SONET/ SDH/ DWDM

Test & Measurement

 Pletronics’ QM77L Series is a programmable quartz

crystal controlled precision square wave oscillator

 CMOS Output (will interface with TTL devices)

 Enable/Disable Function includes low standby power

 Low Jitter

 1.8V, 2.5V, or 3.3V nominal Supply Voltage

 1-200 MHz Frequency Range (1-125MHz at 1.8V)

 Fundamental crystals

QM77L

5.0 x 7.0 x 1.3 mm

LCC Ceramic Package

Electrical Characteristics

Condition

Parameter

Frequency Range ²

Min Typ Max

Unit

200

MHz

Consult factory for other options (1.8V frequency range 1-125MHz)

Frequency Stability vs. Temperature ²

± 20 = 20, ± 25 = 44, ± 50 = 45

For all supply voltages, load changes, aging for 1 year at 25°C ± 2°C,

shock, vibration and temperatures

±20

±50

ppm

°C

-10

-20

-40

+70

+85

Standard range

Extended range C option

Extended range E option

Operating Temperature Range ²

Supply Voltage ^{1, 2}V_CC

Supply Current I_CC

Output Waveform

Duty Cycle

1.8

3.3

Volts

± 5%, See Part Number options on page 2

@15pF Load @ 110 MHz

CMOS

%V_CC

Output V_HIGH

See Load Circuit

Output V_LOW

Output T_RISEand T_FALL

Startup Time

Time for output to reach specified frequency

Of V_CCapplied to Pad 1

V_DISABLE

V_ENABLE

Enable Time

Disable Time

Aging

100

±3

Time for output to reach a logic state

Time for output to reach a high Z state

First year

ppm

Standby Current

Jitter

1.0

Pad 1 low, device disabled @ 110 MHz

12 kHz to 20 MHz @ 110 MHz

Storage Temperature Range

-55

+125

°C

Notes: Specifications with Pad 1 E/D open circuit

¹Place an appropriate power supply bypass capacitor next to device for correct operation

²Specified by part number

Product information is current as of publication date. The product conforms to specifications per the terms of the Pletronics standard warranty.

Production processing does not necessarily include testing of all parameters.

Aug 21, 2019 Rev. D

Pg 1

12 3 4 5 6

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