DFOS1-LH20MHZBS3 [CTS]

HCMOS/TTL Output Clock Oscillator, 20MHz Nom, MINIATURE PACKAGE-5;


型号：	DFOS1-LH20MHZBS3
厂家：	CTS
描述：	HCMOS/TTL Output Clock Oscillator, 20MHz Nom, MINIATURE PACKAGE-5
文件：	总1页 (文件大小：52K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

FREQUENCY CONTROL PRODUCTS

S T R A T U M I I I M I N I A T U R E O C X O

T Y P E S D F O S 1 - K H ( 5 V ) & D F O S 1 - L H ( 3 . 3 V )

14.4max

FEATURES

5.08

10 to 20 MHz

Stratum III compliant over -20 to 70°C

1.0

1.8

APPLICATIONS

Stratum III

H = 8.50 mm

Function

E / D

GND

Output

DFO S1

5.08

PC board footprint

Vcc

1.8

TYPE

DFO S1-KH

DFO S1-LH

Frequency Range

10 to 20 MHz

Standard frequencies

12.8, 16.384, 19.44 & 20 MHz

ELECTRICAL SPECIFICATIONS

supply voltage

5 V ± 5 %

3.3 V ± 5 %

supply current (no load) @ 25°C

supply current during warm up

≤ 150 mA

≤ 350 mA

≤ 200 mA

≤ 500 mA

output load

HCMOS 15 pF or 2 TTL

40/60...60/40 %

≤ 10 ns

HCMOS 15 pF or 2 TTL

40/60...60/40 %

≤ 10 ns

duty cycle @ 2.5 V

rise & fall times (10 to 90%)

high/low levels

≥ 4.5 V/≤ 0.5 V

≥ 2.7 V/≤ 0.5 V

SSB phase noise (1 Hz BW)

(typical @ 12.8MHz)

@ 10 Hz

-95 dBc/Hz

-120 dBc/Hz

-140 dBc/Hz

-145 dBc/Hz

-150 dBc/Hz

-95 dBc/Hz

-120 dBc/Hz

-140 dBc/Hz

-145 dBc/Hz

-150 dBc/Hz

@ 100 Hz

@ 1 kHz

@ 10 kHz

@100kHz

warm up time to reach ≤ 1 x 10E-7

≤ 2 min @ 25°C ref @ 1 hr frequency

FREQUENCY STABILITY

detailed tolerances after 30 days of operation

temperature

range

model

code

stability versus:

temperature Vcc ± 5 %

overall

stability

Holdover

stability

24 hrs

drift

calibration

@ 25°C

type

ageing

Telcordia GR-1244 CORE Stratum III/IIIE or ITU-T G.813 option 1

≤ ± 3.5

≤ ± 4.6

0 to 70°C BS3

≤ ± 0.28

ppm

≤ ± 1 x

10E-8

≤ ± 0.37

ppm

≤ ± 4 x

10E-8

≤ ± 5 x

10E-7

all types

ppm/

-20 to 70°C CS3

15 years 15 years

DEFINITIONS

24 hours drift

GR-1244-CORE

24 hours holdover mode

Over full temperature range and Vcc ± 1 %

ORDERING CODE

type + option code + frequency + model code + voltage value

Example

DFO S1-LH 16.384 MHz CS3

TYPE

DFO S1 SIII

REVISION

CHECKED

DATE

03.03.2005

PAGE

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