Datasheet > CMC20228AU7S

CMC20228AU7S

更新时间： 2024-11-25 00:02:47

品牌	Logo	应用领域
纬创 - RALTRON		/
页数	文件大小	规格书
6页	732K
描述
MEMS Standard Frequency Oscillator

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CMC20228AU7S 数据手册

MEMS Standard

Frequency Oscillator

Page 1 of 6

CMC202-SERIES

■ Low Power Consumption of 3.5mA typical at 1.8V

■ 52 Standard frequencies between 3.57MHz and 77.760 MHz

■ HCMOS/ LVCMOS compatible output

■ SMD package 2.0 x 1.6 mm

ELECTRICAL SPECIFICATIONS

PARAMETER

SYMBOL

CONDITION

VALUE

Typ.

UNIT

Min.

Max.

52 standard frequencies between

3.57MHz and 77.760MHz

Frequency Range

Supply Voltage

3.57

1.8

77.760

3.3

MHz

f₀

Vs ±5%

Vs = 1.8V, f₀=20MHz, no load

Vs = 2.5V, f₀=20MHz, no load

Vs = 2.8V, f₀=20MHz, no load

Vs = 3.3V, f₀=20MHz, no load

3.5

3.7

3.8

4.1

4.2

4.5

Supply Current

Operating Temperature

Frequency Stability

T_a

-20

-40

+70

+85

C

°C

Including First Year aging, initial

frequency tolerance at 25°C,

Frequency stability over

temperature range, supply variation,

load variation

-20

-25

-50

+20

+25

+50

ppm

Δf/f₀

0.75Vs

Enable = Open or“1”(VIH≥0.75Vs)

( output signal active )

0.25Vs

Disable = GND or “0”(VIL<0.25Vs )

( output high impedance, oscillator

operates )

Standby = GND or “0” VIL<0.25Vs )

( output weakly pulled down,

oscillator sleep mode )

Enable / Disable/ Standby Function

E/D/St

Enable / Disable Time

T E/D

130

f₀=110MHz

Vs=1.8V, E/D =GND

Vs=2.5V to 3.3V, E/D =GND

Output in high impedance state

4.0

4.2

Enable / Disable Current

I _E/D





STBY=GND,Vs=1.8V

STBY=GND,Vs=2.5V

STBY=GND,Vs=2.8V to 3.3V

Output is weakly pulled down

0.2

1.1

2.1

1.3

2.5

4.3

Standby Current

Istby

Startup Time

T ST

J PH

f₀=75MHz,BW 900KHz to 7.5MHz

f₀=75MHz,BW 12KHz to 20MHz

0.5

1.3

0.9

2.0

RMS Phase Jitter

RMS Period Jitter

J P

1.8

f₀=75MHz

f₀=75MHz,Vs=2.5 to 3.3V

f₀=75MHz, Vs=1.8V

Peak to Peak Period Jitter

J PK-PK

RALTRON ELECTRONICS . 10400 N.W. 33^{r d}St . Miami, Florida 33172 . U.S.A.

phone: +1-305-593-6033 . fax: +1-305-594-3973 . e-mail: sales@raltron.com . internet: http://www.raltron.com

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