Sa Ro n ix
Miniature Quartz Crystal
Ceramic, SMD
NKS7 Series
Technical Data
Frequency Range:
Fundamental:
3rd Overtone:
8 MHz to 30 MHz (available to 50 MHz, please contact SaRonix)
30 MHz to 83 MHz
Temperature Range:
Operating:
Storage:
-20 to +70°C, -40 to +85°C available, contact SaRonix
-40 to +85°C
Temperature
±50ppm over -20 to +70°C (for tighter tolerances contact Saronix)
Stability Tolerance:
Characteristics @ 25°C ±2°C:
Frequency Calibration
Tolerance:
Load Capacitance:
Effective Series Resistance:
±50ppm (for tighter tolerances contact Saronix)
8 to 32pF, or Series Resonant
60Ω max, 8 to 16 MHz
ACTUAL SIZE
30Ω max, 16+ to 30MHz
80Ω max, 30+ to 40MHz
70Ω max, 40+ to 83MHz
100µW correlation, 500µW max
7pF max
Description
Drive Level:
Shunt Capacitance:
The NKS7 Series incorporates a sub-
miniature AT-cut strip crystal resonator
housed in a standard 5x7 mm ceramic
package.Thesecompactcrystalsareideal
for surface mount, densely-populated
PCB applications.
Mechanical:
Shock:
Solderability:
Vibration:
±5ppm max after 3 drops from 75cm onto a hard wooden board
MIL-STD-883, Method 2003
±5ppm max sine vibration 10-55Hz, sweep period 1-2 minutes,
amplitude 1.5mm, 3 mutually perpendicular planes each 1 hour.
MIL-STD-202, Method 215
Solvent Resistance:
Resistance to Soldering Heat:
Applications & Features
MIL-STD 202, Method 210, Condition I or J
• Fundamental frequencies available to
50MHz
Environmental:
Gross Leak Test:
Fine Leak Test:
Thermal Shock:
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 1014, Condition A2
MIL-STD-883, Method 1011, Condition A
MIL-STD-883, Method 1004
• Rugged AT-cut crystal construction
• Extremely small SMD package
• Ideallysuitedfordiscdrives,PCMCIA,
PC's and hand-held products
• Available on tape & reel; 16mm tape,
1000pcs per reel
Moisture Resistance:
Part Numbering Guide
NKS
7 - 120 - 20 (T)
(T) = Tape & Reel
full reel increments only
SaRonix Series Designator
Package Type
Load Capacitance
(Blank = series resonant)
Frequency Code
7 ( 7 x 5 x 1.3 mm )
DS-115 REV F
Sa Ro n ix
141 Jefferson Drive • Menlo Park, CA 94025 • USA • 650-470-7700 • 800-227-8974 • Fax 650-462-9894