Creating a Part Number

SK - A291X - FREQ

Package Code

HK

Leaded 8 pin (14 pin)

SK

8 pin (14 pin) SMD Gull Wing

Input Voltage

Code

Specification

A

3.3 V

5 V

Tolerance/Performance

0 ±100 ppm 0-70°C

1 ±50 ppm 0-70°C

7 ±25 ppm 0-70°C

9 Customer Specific

A ±20 ppm 0-70°C

B ±50 ppm -40 to +85°C

C ±100 ppm -40 to +85°C

Description

is to operate using positive voltage and uses multiple ground pins for improved signal integrity. This device is

intended to operate on positive voltage for PECL applications.

Features

• High Reliability - NEL HALT/HASS qualified for

crystal oscillator start-up conditions

• Low jitter - Wavecrest jitter characterization avail-

able

• Wide frequency range—100.0 MHz to 320.0 MHz

• User specified tolerance available

• Case at electrical ground

• Will withstand vapor phase temperatures of 253°C

for 4 minutes maximum

• All metal, resistance weld, hermetically sealed package

• High shock resistance, to 1500g

• Overtone technology

• High Q crystal actively tuned oscillator circuit

• Power supply decoupling internal

• Dual ground plane for added stability

• No internal PLL avoids cascading PLL problems

• High frequencies due to proprietary design

• RoHS Compliant, Lead Free Construction

SK-A2910

Series

Size, mm

20 x 13

I/O

8 pin (14 pin) SMD Gull Wing

Supply Voltage

3.3V / 5V

For the most up to date speci-

fications on each NEL prod-

uct, log on to our website—

www.nelfc.com

Differential Positive ECL (DPECL)

Frequency Range: 100.0 MHz to 320.0 MHz

Drawing Specifications

Electrical Connection

Pin Connection

2

7

Output

8

/Output

9

13

14

Enable/Disable

Dimensions shown in inches and millimeters.

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

Fax: 262-763-2881 Email: nelsales@nelfc.com www.nelfc.com