Data Sheet

QANTEK Technology Corporation
Phone: +1 877-227-0440 (tollfree) www.qantek.com
Fax: +1 877-227-0440 (tollfree) info@qantek.com
QX8 Series
8 pin Dual-in-Line HCMOS Clock Oscillator
Features
Industry-standard 8 pin DIL package for
compatibility
Frequency range from 0.252kHz to 150MHz
Choice of supply voltage 3.3 or 5.0 Volts DC
Mechanical Dimensions
5.08Max .
6.35Min.
0.79 0 . 08
0.46 0.08 DIA
7.62 0.13
#1
#4
#5
#8
13.21Max.
7.62 0.13
13.21Max.
Pin Connection: #1 E/D, #4 GND, #5 Output, #8 VDC Enable/Disable Function: E/D (#1) Output (#5), High (Open) Operating, Low High Impedance
Hermetically sealed package for reliability
and low aging
Optional Tristate function (Enable/Disable)
General Specifications
Frequency Range 0.252 to 150.000MHz
Output Logic HCMOS
Temperature Stability* ±100ppm
±50ppm
±25ppm
Aging per year ±5ppm
Operating Temperature
Range
Standard -10 to +70°C
Industrial -40 to +85°C
Storage Temperature Range -55 to +125°C
* Frequency stability is inclusive of calibration tolerance at 25°C, frequency
change due to shock & vibration, ±10% supply voltage variation and stability over
temperature range.
Pin Connection
1 NC or Tristate (Enable/Disable)
4 Ground
5 Output
8 +Vdd
Electrical Specifications
Supply Voltage 3.3Vdd ±10% 5.0Vdd ±10%
Input Current 0.252 to 24.000MHz 5mA 10mA
24.100 to 50.000MHz 10mA 15mA
50.100 to 70.000MHz 25mA 50mA
70.100 to 80.000MHz 25mA 50mA
80.100 to 150.000MHz 60mA 60mA
Output Voltage Logic High (Voh) 90% Vdd min.
Logic Low (Vol) 10% Vdd max.
Output
Symmetry
Standard 40 to 60%
Tight 45 to 55%
Output Load Standard 15pF max.
Medium 30pF max.
Heavy 50pF max.
Rise and Fall Time 0.252 to 24.000MHz 10ns max. 10ns max.
24.100 to 50.000MHz 6ns max. 6ns max.
50.100 to 70.000MHz 6ns max. 6ns max.
70.100 to 80.000MHz 4ns max. 4ns max.
80.100 to 150.000MHz 4ns max. 4ns max.
Standby Function Tristate (optional)
Output Eable/Disable Time 100ns max.
Standby Current 10μA max.
Start Up Time 10ms max.
Part Numbering Guide
Qantek Code Package Option Supply Voltage
Frequency
Stability
Frequency
Operating Tempera-
ture Range
Load
Capacitance
Tight Symmetry
Indicator
Packaging
Q = Qantek X8 = DIP8 N = not connected
T = Tristate
= (Enable/Disable)
33 = 3.3V
50 = 5.0V
A = ±25ppm
B = ±50ppm
C = ±100ppm
in MHz, always
8 digits including
the decimal point
(f.ie. 20.00000)
A = -10 to +70°C
B = -40 to +85°C
15 = 15pF
30 = 30pF
50 = 50pF
T = 45/55 T = Tube
Example: QX8T33B20.00000B15T
QX8 Rev. 0.2

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