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NES7/NKS7 Series
Miniature Quartz Crystal
Ceramic SMD
DS-115 Rev K | 10/17/2006
Pericom Semiconductor Corporation 1-800-435-2336 http://www.pericom.com/saronix
All specications are subject to change without notice.
Product Description
The NES7 2-pad and NKS7 4-pad Series
incorporate a sub-miniature AT-cut strip crystal
resonator housed in a 5x7 mm ceramic package.
These compact crystals are ideal for surface
mounting in densely-populated PCB applications.
Product Features
Rugged AT-cut crystal construction
Extremely compact SMD package
Available on tape & reel; 16mm tape, 1000pcs
per reel
ROHS compliant
Typical Applications
Ideally suited for disc drives, PCMCIA, PCs and
hand-held products
Frequency Range:
6.0000 MHz to 56.0000 MHz (Fundamental)
30.0000+ MHz to 56.0000 MHz (3rd Overtone)
Temperature Range:
Operating: –20 to +70°C, -40 to +85°C
Storage: –40 to +85°C
Temperature Stability Tolerance:
±10, ±20, ±30, ±50ppm, –20 to +70°C
±30, ±50ppm, –40 to +85°C
Others available
Characteristics at 25°C ±2°C:
Frequency Calibration Tolerance: ±10, ±20, ±30
Load Capacitance: 8 to 32pF or Series Resonant
Effective Series Resistance:
Fundamental: 20 to 110
Ω depending on frequency
3rd Overtone: 50 to 80
Ω depending on frequency
Drive Level: 10μW correlation, 500μW max
Shunt Capacitance: 7pF max
Mechanical:
Shock: ±5ppm max after 3 drops from 75cm onto a hard wooden
board
Solderability: JESD22-B102-D Method 2 (Preconditioning E)
Vibration: ±5ppm max sine vibration 10~55Hz, sweep period 1-2
minutes, amplitude 1.5mm, 3 mutually perpendicular planes each
1 hour
Solvent Resistance: MIL-STD-202, Method 215
Resistance to Soldering Heat: J-STD-020C Table 5-2 Pb-free
devices (3 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
Reow Temperature:
260°C Max, 10 sec max