ECS 500X Data Sheet
54
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
OSCILLATORS OSCILLATORS
FEATURES
• Highly stable output over temperature
• Wide frequency range
• RoHS Compliant (Pb Free)
• TTL/CMOS Compatible
ECS-500X
SERIES
TEMPERATURE COMPENSATED OSCILLATOR
The ECS-500X temperature compensated oscillator
covers a wide frequency range and offers a
highly stable output over temperature. An
internal trimmer is a standard feature to tune the
TCXO to its nominal frequency.
PIN CONNECTIONS
#1 N.C.
#7 GND
#8 OUTPUT
#14 +V
CC
7.2 max.
6.35
ø 0.43
0.8
20.5 max.
5.0
0.5
1.1
12.8 max
6.3
15.24 ±0.2
7.62
Pin 1
Trimmer Hole
Pin 7
Pin 14
Pin 8
7.62 ±0.2
PACKAGE DIMENSIONS (mm)
Figure 1) ECS-500X – Top, Side and Bottom views
#14
#8
#7
Clock Oscillator
OUT
GND
Supply
Voltage
A
V
CL 15pF
or 10 T TL
Figure 2) Test Circuit
0 VDC
SymmetrySymmetry
0.4VDC
1 LEVEL
0 LEVEL
GND
90% V
CC
TR TF
V
CC
CMOS
TTL
1.4VDC
2.4VDC
TR
10% V
CC
50% V
CC
TF
Figure 3) Output Waveform
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS
FREQUENCY RANGE
8.000 80.000 MHz
Option A -7.0 +7.0 PPM
Option B -5.0 +5.0 PPM
FREQUENCY STABILITY
Option C -3.5 +3.5 PPM
OPERATING TEMPERATURE -20 +70 ˚C
STORAGE TEMPERATURE -30 +80 ˚C
INPUT VOLTAGE (VCC) 4.5 V 5.0 V 5.5 V V DC
8.0 TO 30.0 MHz 15 mA
INPUT CURRENT
30.0 TO 80.0 MHz 60 mA
at 1.4 VDC Level 40/60 50 ±4 60/40 %
SYMMETRY
at 1/2 V
CC
Level 45/55 50 ±2 55/45 %
8.0 TO 30.0 MHz 13 ns
RISE TIME
30.0 TO 80.0 MHz 8ns
8.0 TO 30.0 MHz 11 ns
FALL TIME
30.0 TO 80.0 MHz 6ns
TTL +0.4 V
“0” LEVEL
CMOS +0.5 V
TTL +2.4 V
“1” LEVEL
CMOS V
CC
-0.5 V
TTL 10 TTL gates
OUTPUT LOAD
CMOS 15 pF
8.0 TO 30.0 MHz 10 ns
START-UP TIME
30.0 TO 80.0 MHz 7ns
FREQUENCY ADJUSTMENT Internal Trimmer ±5 PPM
PART NUMBERING GUIDE
“EXAMPLE”
SERIES FREQUENCY (14.4 MHz) FREQUENCY STABILITY (B=± 5.0 PPM)
ECS – 500X – 144 – B
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