!
Applications:
Local Reference Clock
!
4-pin Package, Compatible with 14-pin DIL
!
1.75 to 35.0MHz Frequency Range
!
CMOS/TTL Compatible Output
!
Tri-State Option Available
Tighter Stabilities Available
!
Extended Temperature Version Available
2553 N. Edgington Street, Franklin Park, IL 60131 " Phone: 847.451.1000 " Fax: 847.451.7585
800-888-1499 or www.champtech.com
1
MODEL
K1144BME
Frequency Range (MHz)
1.75 to 35.0
Frequency Stability (ppm)
Overall
Inclusive of calibration, temperature, voltage, load, shock,vibration, aging
0C to 70C
20
Temperature Range (C)
Operating
0C to +70C
Storage
-55C to +125C
Supply Voltage (V)
+5.0 10%
Supply Current (mA)
<50 @ 25oC, <60 over temperature
Symmetry (%) (CMOS/TTL)
45/55 <12MHz, 40/60 13 to 35MHz
ELECTRICAL SPECIFICATIONS
Start up Time (ms)
<10
K1144B Series
5V Crystal Clock Oscillators
K1144B
18.000
MHZ
CTI DA
TE CODE
7,49
mm
Max.
20,8 mm Max.
13,2 mm Max.
PIN 1
Output TTL/CMOS
"0" Level (VOL)
0.5V max @ IOL = 16mA
"1" Level (VOH)
2.5V min @ IOH = -24mA
Load
10TTL Gates; CMOS Compatible
TR & TF (ns)
<5
Jitter (Typical)
5ps RMS @ 40MHz
K1144BX/E
K1144BH/E
K1144BT/E
Model Characteristics
K1144BM/E
K1144BH/E
K1144BT/E
K1144BX/E
PART NUMBERING GUIDE (Use this chart for ordering)
Calibration (ppm)
vs. Temperature (ppm)
vs. Voltage (ppm)
vs. Load (ppm)
vs. Vibration (ppm)
vs. Shock (ppm)
5
11
0oC to 70oC
0.5
0.5
4
4
15
-30oC to 70oC
(incl. Cal & Temp.)
8
0oC to 60oC
6
0oC to 60oC
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
Tri-State Option on E Models
16
14
20
-40C to +85C
-30C to +70C
Voltage Stability (ppm)
3
Load Stability (ppm) (Typical)
2; CL = 15pF
1 Year Aging (ppm)
Total Stability
2.0
2.0
2.0
2.0
20
16
14
20
2553 N. Edgington Street, Franklin Park, IL 60131 " Phone: 847.451.1000 " Fax: 847.451.7585
800-888-1499 or www.champtech.com
2
OUTPUT WAVEFORM
TEST CIRCUIT DIAGRAM
PIN
FUNCTION
N/C / Tri-State
1
2
3
Ground
Output
4
+ VCC
K1144B Series
5V Crystal Clock Oscillators
TEST METHODS
REFERENCE PROCEDURES
DESCRIPTION
Temperature Cycle
MIL-STD-833, Mtd 1010, Cond. B
Mechanical Shock
MIL-STD-883, Mtd 2002, Cond. B
-55C to +125C; Air-to-Air; 100 cycles; 10
min. dwell
Vibration
MIL-STD 883, Mtd 2007, Cond. B
20-2000 Hz; 0.06 inch; 15g's; 3 planes
Humidity Steady State
MIL-STD-202, Mtd 103
40C; 90%-95% R.H.; 56 days
Thermal Shock
MIL-STD-883, Mtd 1011.7 Cond. B
Electrostatic Discharge
Solderability
Hermeticity
Resistance to Soldering
Lead Integrity
Marking Permanence
Life Test
100C to 0C; Water-to-Water; 15 cycles
2 KV to 4 KV Threshold
Solder dip; Meniscograph Criteria
Mass spectro. 2 x 10-8 atmos. CC/sec He
235C; 30 seconds
Lead tension & bend stress
Resistance to solvents
1500 g's
MIL-STD-883, Mtd 3015 Class II
MIL-STD-883, Mtd 1005.6
MIL-STD-883, Mtd 2022.2
MIL-STD-883, Mtd 1014.8, Cond. A1
MIL-STD-202, Mtd 210D, Cond. J
MIL-STD-883, Mtd 2004.5, Cond. A, B1
MIL-STD-883, Mtd 2015.8
125
C, powered, 1000 hours minimum
MECHANICAL AND ENVIRONMENTAL SPECIFICATIONS
SHIPPING TUBE CROSS SECTION
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