Down - Crystek

WLAN Clock Oscillator
with Standby Feature
CCWLAN-2BC-20-44.000
3.2×5 mm SMD, 3.3V, HCMOS
Frequency:
Frequency Stability:
Temperature Range:
Operating:
Storage:
Input Voltage:
Input Current:
Standby Current:
Output:
Symmetry:
Rise/Fall Time:
Logic:
44.000 MHz
±20ppm Max (**all inclusive)
-20°C to 70°C
-45°C to 90°C
3.3V ±5%
Mechanical:
10mA Max
Shock:
5uA Max
Solderability:
HCMOS
Vibration:
45/55% Max @ 50% Vdd
Solvent Resistance:
Resistance to Soldering Heat:
4ns Max @ 20% to 80% Vdd
"0" = 10% Vdd Max
Environmental:
"1" = 90% Vdd Min
Thermal Shock:
15pF
Moisture Resistance:
10mS Max
100nS Max
10mS Max
<3ppm 1st/yr, <1ppm every year thereafter
Load:
Start-Up Time:
Disable Time:
Enable Time:
Aging:
MIL-STD-883, Method 2002, Condition B
MIL-STD-883, Method 2003
MIL-STD-883, Method 2007, Condition A
MIL-STD-202, Method 215
MIL-STD-202, Method 210, Condition I or J
MIL-STD-883, Method 1011, Condition A
MIL-STD-883, Method 1004
** Inclusive of all conditions; calibration, temperature, supply voltage, load change,
shock, vibration and one year aging at 25°C ambient operating temperature.
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
0.205
Max
(5.2)
SUGGESTED PAD LAYOUT
0.043 ±0.004
(1.1 ±0.1)
CCW2BC
20-44M XX
0.134
Max
(3.4)
Denotes pad 1
XX= Date Code Yr/wk
0.063 SQ
(1.60)
0.047
(1.20 )
#1
#2
#4
#3
0.039
(1.0)
0.100
(2.54)
0.100 ±0.007
(2.54 ±0.2)
0.01uF Bypass Capacitor Recommended
RECOMMENDED REFLOW SOLDERING PROFILE
TEST CIRCUIT
OUT
pin 4
pin 3
Vdd
Bypass
Cap.
VM
OUT
OSC.
Standby
pin 1
High Impedance
GND or "LOW"
Standby Function
Function pin 1
Output pin
Open
"1" level 0.7×Vdd Min
"0" level 0.3×Vdd Max
Active
Active
High Z
Internal Pull-up resistor from pin 1 to
pin 4 insures active operation if pin 1 is
configured open (not connected).
CRYSTEK
CORPORATION
O/P Load
incl Probe Cl
GND
pin 2
Oscillation
OPEN or "HIGH"
PIN
Function
1
2
3
4
Standby
GND
OUT
VDD
Ramp-Up
3°C/Sec Max.
TEMPERATURE
mA
M
PWR
Supply
0.086
(2.2)
260°C
Critical
Temperature Zone
Ramp-Down
6°C/Sec.
217°C
200°C
150°C
Preheat
180 Secs. Max.
8 Minutes Max.
90 Secs. Max.
260°C for
10 Secs. Max.
NOTE: Reflow Profile with 240°C peak also acceptable.
Available on 16mm Tape and Reel
in quantities of 1,000 pcs.
PN: CCWLAN-2BC-20-44.000
Rev. C
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061
Fax: 239-561-1025 • www.crystek.com