NKS3 Series
Miniature Quartz Crystal
Ceramic SMD
Actual Size
Product Description
The 4-pad NKS3 Series devices incorporate a
sub-miniature AT-cut crystal resonator housed in
a standard 3.2x2.5mm ceramic package. These
compact crystals are ideal for surface mounting
in densely populated or small form-factor PCB
applications.
Frequency Range:
• 14.3181 MHz to 54.0000 MHz (Fundamental)
Temperature Range:
• Operating: –20 to +70°C or –40 to +85°C (as specified)
• Storage: –40 to +85°C
Temperature Stability (as specified):
Product Features
•
•
•
•
Rugged AT-cut crystal construction
Miniature 3.2x2.5mm ceramic package
Available on tape & reel; 16mm tape, 1000/reel
Pb-free and Green/ROHS compliant
• ±10, ±20, ±30, ±50ppm (–20 to +70°C)
• ±30, ±50ppm (–40 to +85°C)
Characteristics at 25°C ±2°C:
• Frequency Calibration Tolerance: ±10ppm, ±20ppm, ±30ppm
• Load Capacitance: 14 to 20pF
• Effective Series Resistance:
80Ω max (14 to 19.9 MHz)
60Ω max (20 to 29.9 MHz)
40Ω max (30 to 54 MHz)
• Drive Level: 10µW typ. (100µW max)
• Shunt Capacitance: 5pF Max.
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•
•
•
•
•
•
Typical Applications
Disc Drives
PCMCIA Cards
Portable / hand-held PCs
Notebook PC
GPS
Bluetooth
Wireless LAN
Aging at 25°C, First Year:
• ±3ppm Typ., ±5ppm Max.
Common Frequencies (MHz):
14.3181
15.3600
16.0000
16.3840
19.2000
20.0000
20.4800
22.1184
24.0000
24.5760
25.0000
26.0000
27.0000
28.6363
31.2500
32.0000
32.7680
33.0000
37.5000
39.0625
40.0000
48.0000
53.1250
54.0000
Mechanical:
• Shock: MIL-STD-883, Method 2002 (Condition B)
• Solderability: JESD22-B102-D Method 2 (Preconditioning E)
• Vibration: MIL-STD-883, Method 2007 (Condition A)
• Solvent Resistance: MIL-STD-202, Method 215
• Resistance to Soldering Heat: J-STD-020C Table 5-2 Pb-free
devices (2 cycles max)
Environmental:
• Gross Test Leak: MIL-STD-883, Method 1014 (Condition C)
• Fine Test Leak: MIL-STD-883, Method 1014 (Condition A2)
• Thermal Shock: MIL-STD-883, Method 1011 (Condition A)
• Moisture Resistance: MIL-STD-883, Method 1004
Reflow Temperature:
• 260°C Max
Pericom Semiconductor Corporation • 1-800-435-2336 • http://www.pericom.com/saronix
1
All specifications are subject to change without notice.
DS-211 Rev A | 11/16/2005
NKS3 Series
Miniature Quartz Crystal
Ceramic SMD
Mechanical Drawings: 2.5 x 3.2 Ceramic
Package Details
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Manufacturing:
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Bottom View
Package Top Marking
Marking Line 1:
Marking Line 2:
xx.xxxx
•S YWWX
( frequency up to 6 digits including decimal point)
(pin 1, SaRonix, date code, origin)
Scale: None
(
Dimensions
inches
)
mm
Ordering Information
NKS
SaRonix Series Designator
NKS = 4 pad seam seal
Package Type
3 (3.2 x 2.5 mm typ)
Calibration / Stability / Temp Range
HAA = ±10 ppm / ±10 ppm / -20°C to +70°C
JAB = ±20 ppm / ±20 ppm / -20°C to +70°C
NAD = ±30 ppm / ±30 ppm / -20°C to +70°C
NAK = ±30 ppm / ±50 ppm / -20°C to +70°C
NED = ±30 ppm / ±30 ppm / -40°C to +85°C
NEK = ±30 ppm / ±50 ppm / -40°C to +85°C
3
NAD
1 – 25.0000
–20
(T)
Packing Method
(T) = Tape & Reel, full reel
increments only, 1000pcs
Blank = Bulk
Load Capacitance
–XX = Load Capacitance
Frequency
Frequencies (in MHz) = xx.xxxx
Mode
1 = Fundamental
Part Number Example:
Spec: Freq 18.1234MHz, ±30ppm calib, ±30ppm stab, -20 to +70°C, 16pF, T&R = NKS3NAD1-18.1234-16(T)
Pericom Semiconductor Corporation • 1-800-435-2336 • http://www.pericom.com/saronix
2
All specifications are subject to change without notice.
DS-211 Rev A | 11/16/2005
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