DFNS1-LHZ20MHZXC32D datasheet, PDF

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DFNS1-LHZ20MHZXC32D: DescriptionHCMOS/TTL Output Clock Oscillator, 20MHz Nom, SMD, 4 PIN; CategoryPassive components oscillator; File Size32KB，1 Pages; ManufacturerCTS; Environmental Compliance

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DFNS1-LHZ20MHZXC32D Overview

HCMOS/TTL Output Clock Oscillator, 20MHz Nom, SMD, 4 PIN

DFNS1-LHZ20MHZXC32D Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Reach Compliance Code	compliant
Other features	TRI-STATE ENABLE/DISABLE FUNCTION
maximum descent time	7 ns
Frequency Adjustment - Mechanical	NO
frequency stability	15%
Installation features	SURFACE MOUNT
Nominal operating frequency	20 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
Oscillator type	HCMOS/TTL
Output load	10 TTL, 50 pF
physical size	14.8mm x 9.1mm x 5.9mm
longest rise time	7 ns
Maximum supply voltage	3.465 V
Minimum supply voltage	3.135 V
Nominal supply voltage	3.3 V
surface mount	YES
maximum symmetry	60/40 %
Base Number Matches	1

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FREQUENCY CONTROL PRODUCTS

STRATUM IV SMD PRECISION OSCILLATOR

DFN S1-K (5 V) & DFN S1-L (3.3 V)

KEY FEATURES

9.1±0.2

14.8±0.3

5.08

2 to 80 MHz

Stratum IV compliant over -40 to 85°C

APPLICATIONS

Stratum IV and IVE

1.4

1.0

5.9

+0.1

-0.2

5.08

Function

Enable/Disable

Gnd

Output

Vcc

DFN S1

2.54

8.9

PC board footprint

1.27

TYPE

Frequency Range

Standard Frequencies

DFN S1-KHZ

DFN S1-LHZ

2 to 80 MHz

12.8; 16.384; 19.44; 20; 38.88; 34.368; 44.736; 51.84 & 77.76 MHz

ELECTRICAL SPECIFICATIONS

supply voltage

supply current (no load)

≤

25 MHz

≤

70 MHz

> 70 MHz

5V±5%

≤

20 mA

≤

40 mA

≤

70 mA

HCMOS 50 pF or 10 TTL

≤

25 MHz

HCMOS 15 pF > 25 MHz

40/60...60/40 % @ 50% level

10 to 90 %

≤

7 ns up to 25 MHz

≤

3 ns > 25 MHz

≥

4.5 V/

≤

0.5 V

≤

1 ps RMS (f = 50 MHz)

high or open = enable, low = high Z

≤

10 ms @ 4.5 V

3.3 V ± 5 %

≤

10 mA

≤

15 mA

≤

35 mA

HCMOS 15 pF

output load

duty cycle

rise/fall times (HCMOS @ 15 pF load)

high/low levels

Jitter RMS (1 kHz to 20 MHz)

tri-state output on pin 1

start up

40/60...60/40 % @ 50% level

10 to 90 %

≤

7 ns up to 25 MHz

≤

3 ns > 25 MHz

≥

2.8 V/

≤

0.3 V

≤

1 ps RMS (f = 50 MHz)

high or open = enable, low = high Z

≤

10 ms @ 3.15 V

FREQUENCY STABILITY

type

temperature

range

model

code

temperature

detailed tolerances [ ppm ]

stability versus:

Vcc ± 5 %

ageing

± 10 typ.

over

20 years

overall

stability

≤

± 32 over

20 years

calibration

@ 25°C

Telcordia GR-1244 CORE Stratum IV or IVE

all types

0 to 70°C XB32D

-20 to 70°C XC32D

-40 to 85°C XE32D

CODE

± 15 typ.

± 1.5 typ.

± 5 typ.

OPTIONS

tight symmetry (f

≤

50 MHz)

45/55...55/45 %

ORDERING CODE

Example

type + option code + frequency + temperature code

DFN S1-LHZ 77.76 MHz XE32D

TYPE

DFN S1 SIV

REVISION

CHECKED

DATE

10.10.2004

PAGE

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