357 Beloit Street, P.O. Box 457, Burlington, WI 53105-0457 U.S.A. Phone 262/763-3591 FAX 262/763-2881

www.nelfc.com

SC-C1420 Series

Continued

LVCMOS

Operating Conditions and Output Characteristics

Electrical Characteristics

Parameter

Symbol

Conditions

Min

Typical

Max

Frequency

-----

-----

4.0MHz

-----

70.0MHz

Duty Cycle

-----

@ V

45/55%

-----

55/45%

Logic 0

V

OL

@ 600µA

-----

-----

0.2V

Logic 1

V

OH

@ 600µA

V

-----

-----

Rise & Fall Time

tr,tf

10-90%V

O

-----

-----

8.0 ns

Jitter, RMS

(2)

-----

-----

-----

3 psec

-----

T

pz

-----

-----

-----

-----

25 ns

Enable Voltage

-----

-----

2.0V

-----

-----

Disable Voltage

-----

-----

-----

-----

0.8V

Frequency Stability

(1)

dF/F

Overall conditions including:

-100ppm

-----

+100ppm

voltage, calibration, temp..

10 year aging, shock, vibration

General Characteristics

Parameter

Symbol

Conditions

Min

Typical

Max

Supply Voltage

DD

1.8V±0.1V

1.7V

1.8V

1.9V

Supply Current

I

DD

No Load

0.0 mA

-----

40 mA

Output current

I

O

Low level Output Current

0.0 mA

-----

±16.0 mA

Operating temperature

T

A

------

0°C

-----

70°C

Storage temperature

T

S

-----

-55°C

-----

125°C

Power Dissipation

P

D

-----

-----

-----

76 mW

Solder temperature

T

L

4 minutes

-----

-----

253°C

Load

-----

-----

-----

-----

15pf

Start-up Time

t

s

20MHz or greater

-----

-----

10 ms

Less than 20MHz

-----

-----

2 ms

Environmental and Mechanical Characteristics

Mechanical Shock

Per MIL-STD-202, Method 213, Condition E

Thermal Shock

Per MIL-STD-883, Method 1011, Condition A

Vibration

0.060" double amplitude 10 Hz to 55 Hz, 35g’s 55Hz to 2000 Hz

Hermetic Seal

Leak rate less than 1 x 10

Footnotes:

1) Standard frequency stability (±20,±25,±50ppm & others available)

2) Jitter performance is frequency dependent. Please contact factory for full Wavecrest characterization.

3) External high frequency power supply decoupling required.

Rev. A

CRYSTAL CLOCK OSCILLATORS

SC - C142X - FREQ

Package Code

Tolerance/Performance

SC

4 pad 5x7mm SMD

0 ±100ppm 0-70°C

1 ±50ppm 0-70°C

7 ±25ppm 0-70°C

Input Voltage

9 Customer Specific

Code

Specification

A ±20ppm 0-70°C

A

3.3V

B ±50ppm -40 to +85°C

B

2.5V

C ±100ppm -40 to +85°C

C

1.8V

5V

Creating a Part Number

Data Sheet K2385