FH Series
| Legacy NKS2 Series
2.5 x 2.0mm Ceramic SMD
Quartz Crystal
Ceramic
SMD
FH
Actual Size
Frequency Range:
• 20 MHz to 54.0000 MHz (Fundamental)
Product Description
The 4-pad FH Series devices incorporate a sub-
miniature AT-cut crystal resonator housed in a
standard 2.5x2.0mm ceramic package. These
compact crystals are ideal for surface mounting
in densely populated or small form-factor PCB
applications.
Characteristics at 25°C ±2°C:
• Frequency Calibration Tolerance: ±10ppm, ±20ppm, ±30ppm
• Load Capacitance: 12 to 20pF
• Effective Series Resistance:
80Ω max (20 to 29.9 MHz)
60Ω max (30 to 54 MHz)
• Drive Level: 10μW typ. (100μW max)
• Shunt Capacitance: 5pF Max.
Product Features
• Rugged AT-cut crystal construction
• Miniature 2.5x2.0mm ceramic package
• Available on tape & reel; 8mm tape, 3000/reel
• Pb-free and ROHS/Green compliant
Temperature Range:
• Operating: –20 to +70°C or –40 to +85°C (as specified)
• Storage: –40 to +85°C
Typical Applications
• HDD
• PCMCIA Cards
• Portable / Hand-held PCs
• Notebook PC
• GPS
• Bluetooth
• Wireless LAN
• GSM Cell Phone
• USB
Temperature Stability (as specified):
• ±10, ±20, ±30, ±50ppm (–20 to +70°C)
• ±30, ±50ppm (–40 to +85°C)
Aging at 25°C, First Year:
• ±3ppm Typ., ±5ppm Max.
Mechanical:
Common Frequencies (MHz):
20.0000
24.0000
24.5760
25.0000
26.0000
27.0000
30.0000
32.0000
32.7680
33.0000
37.5000
38.4000
40.0000
48.0000
52.0000
54.0000
• Shock: JESD22-B104 (Condition B)
• Solderability: J-STD-002
• Vibration: JESD22-B103
• Solvent Resistance: JESD22-B107
• Resistance to Soldering Heat: J-STD-020C Table 5-2 Pb-free devices
(3 cycles max)
Environmental:
• Gross Test Leak: JESD22-A109 (Condition C)
• Fine Test Leak: JESD22-A109 (Condition A1)
• Moisture Resistance: JESD22-A113
Reflow Temperature:
• 260°C Max
SaRonix-eCera™ is a Pericom® Semiconductor Corporation company • 1-800-435-2336 • www.pericom.com/saronix
1
All specifications are subject to change without notice.
DS 279 Rev 2 | 07/03/07
Quartz Crystal
Ceramic
SMD
FH Series |
Legacy NKS2 Series
2.5 x 2.0mm Ceramic SMD
Mechanical Drawings: 2.0 x 2.5 Ceramic
Package Details
FH
Recommended Land Pattern
New Part Number Example
FH
250
0001
A = Product Family
B = Frequency Code
C = Specification Code
Note: After July 1, 2007, a Saronix - eCera part number following the
above format will be assigned upon confirmation of exact customer
requirements.
Legacy Ordering Information
NKS
SaRonix Series Designator
NKS = 4 pad seam seal
2
NAD 1
– 25.0000 –20 (T)
Packing Method
(T) = Tape & Reel, full reel
increments only, 3000pcs
Blank = Bulk
Load Capacitance
–XX = Load Capacitance
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
Mode
1 = Fundamental
Frequency
Frequencies (in MHz) = xx.xxxx
Part Number Example:
Spec: Freq 20MHz, ±30ppm calib, ±30ppm stab, -20 to +70°C, 16pF, T&R = NKS2NAD1-20.0000-16(T)
SaRonix-eCera™ is a Pericom® Semiconductor Corporation company • 1-800-435-2336 • www.pericom.com/saronix
2
All specifications are subject to change without notice.
DS 279 Rev 2 | 07/03/07
Quartz Crystal
Ceramic
SMD
FH Series |
Legacy NKS2 Series
2.5 x 2.0mm Ceramic SMD
Mechanical:
• Shock: JESD22-B104 Condition B
• Solderability: MIL-STD-883, Method 2003 (non-RoHS package)
• Solderability: J-STD-002( RoHS package )
• Terminal Strength: MIL-STD-883 Method 2004
• Vibration: JESD22-B103
• Solvent Resistance: JESD22-B107
• Resistance to Soldering Heat: MIL-STD-202, Method 210, Condition I or J (Non-RoHS package)
• Resistance to Soldering Heat: J-STD-020C Table 5-2 Pb-free devices (3 cycles max) (RoHS package)
FH
Environmental:
• Gross Test Leak: JESD22-A109, Condition C
• Fine Test Leak: JESD22-A109, Condition A1
• Moisture Resistance: JESD22-A113
• Insulation Resistance: 500 MΩ min (100 VDC)
SaRonix-eCera™ is a Pericom® Semiconductor Corporation company • 1-800-435-2336 • www.pericom.com/saronix
3
All specifications are subject to change without notice.
DS 279 Rev 2 | 07/03/07
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