DFAS4-LHZFREQE0.5 datasheet, PDF

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DFAS4-LHZFREQE0.5: DescriptionHCMOS/TTL Output Clock Oscillator, 5MHz Min, 52MHz Max; CategoryPassive components oscillator; File Size35KB，1 Pages; ManufacturerCTS; Environmental Compliance

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DFAS4-LHZFREQE0.5 Overview

HCMOS/TTL Output Clock Oscillator, 5MHz Min, 52MHz Max

DFAS4-LHZFREQE0.5 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	CTS
Reach Compliance Code	unknown
Other features	TRI-STATE; ENABLE/DISABLE FUNCTION
Ageing	1 PPM/FIRST YEAR
maximum descent time	5 ns
Frequency Adjustment - Mechanical	NO
frequency stability	0.5%
Installation features	SURFACE MOUNT
Maximum operating frequency	52 MHz
Minimum operating frequency	5 MHz
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Oscillator type	HCMOS/TTL
Output load	2 TTL, 15 PF
physical size	25.4mm x 22.2mm x 7.4mm
longest rise time	5 ns
Maximum supply voltage	3.465 V
Minimum supply voltage	3.135 V
Nominal supply voltage	3.3 V
surface mount	YES
maximum symmetry	55/45 %

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FREQUENCY CONTROL PRODUCTS

SURFACE MOUNT TCXO

DFA S4-KHZ (5 V) & DFA S4-LHZ (3.3 V)

2.5

KEY FEATURES

5 to 52 MHz

Tight stability

Analogue temperature compensation

2.5

20.0

APPLICATIONS

SDH/Sonet/Microwave

Function

E/D

Vcc

Output

GND

7.4±0.2

DFA S4

8.9

0.8

25.4±0.2

22.2±0.5

23.6

17.8

PC board footprint

8.9

3.0

4.0

TYPE

Frequency Range

DFA S4-KHZ

5 to 52 MHz

DFA S4-LHZ

ELECTRICAL SPECIFICATIONS

supply voltage

supply current ( no load)

output load

duty cycle @ 50% level

rise/fall times (10 to 90 %)

high/low levels or output amplitude

start-up

tri-state control on pin 2

5V ±5%

≤

20 mA

HCMOS 15 pF or 2 TTL

45/55...55/45 %

≤

5 ns

≥

4.5 V/

≤

0.5 V

≤

10 ms @ 4.75 V

high or open = enable, low = high Z

3.3 V ± 5 %

≤

10 mA

HCMOS 15 pF or 2 TTL

45/55...55/45 %

≤

5 ns

≥

2.8 V/

≤

0.3 V

≤

10 ms @ 3.15 V

high or open = enable, low = high Z

FREQUENCY STABILITY

type

temperature

range

0 to 70°C

-20 to 70°C

-40 to 85°C

model

code

B0.5

C0.5

E0.5

temperature

≤

± 0.5

≤

± 0.5

≤

± 0.5

≤

± 1.0

detailed tolerances [ ppm ]

stability versus:

Vcc ± 5 %

load ± 10 %

≤

± 0.1

≤

± 0.1

ageing is 1

year at 25°C

ageing

≤

±1

calibration

@ 25°C

≤

±1

all types

remark

OPTIONS

voltage control on pin 1

(positive slope )

CODE

≥

± 5 ppm,

≤ ±

15 ppm

2.5 V ± 2 V

≥

± 5 ppm,

≤ ±

15 ppm

1.65 V ± 1.35 V

ORDERING CODE

Example

type + option code + frequency + model code

DFA S4-KHZV 19.44 MHz E0.5

TYPE

DFA S4-KHZ/LHZ

REVISION

CHECKED

DATE

09.02.2006

PAGE

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