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FH Series

| Legacy NKS2 Series

2.5 x 2.0mm Ceramic SMD

Quartz Crystal

Ceramic

SMD

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

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

Recommended Land Pattern

New Part Number Example

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

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

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)

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

All specifications are subject to change without notice.

DS 279 Rev 2 | 07/03/07