ECS-300CX
Low current consumption
Built in divider circuit
8-pin DIP Package
Pb Free/RoHS Compliant
DUAL OUTPUT CMOS CLOCK OSCILLATOR
The ECS-300CX utilizes a built in divider circuit to provide
a second divided output. The CMOS based oscillator
features low current consumption in a standard 8-pin
DIP package.
DISCONTINUED
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
ECS-300CX
CONDITIONS
MIN
Primary Output
Divided Output
All Conditions
Frequency Range
Frequency Stability *
Operating Temperature
Storage Temperature
Input Voltage
Input Current
-10
-55
+3.0
Primary Output
Divided Output
24.000
12.000
± 100
+70
+125
+5.5
20
60/40
52/48
15
40/60
48/52
VOL
VOH
CMOS
UNITS
MAX
12.000
0.048875
Vcc
Output Symmetry
TYP
MHz
MHz
ppm
°C
°C
VDC
mA
%
%
ns
VDC
VDC
pF
ms
Vcc x 0.9
+5.0
Rise and Fall Times
Output Voltage
Output Load
Startup time
Vcc x 0.1
50
1.5
POSSIBLE FREQUENCY DIVISIONS BY PART NUMBER
ECS PART NUMBER
fo CLOCK Pin 1
fo/2ⁿ (Divided Output) PIN 2
½*4
½*5
½*6
½*1
ECS-300CX-120
ECS-300CX-160
ECS-300CX-240
½*3
6.000 MHz
3.000 MHz
1.500 MHz
750 KHz
375 KHz
187.5 KHz
8.000 MHz
4.000 MHz
2.000 MHz
1.000 MHz
500 KHz
250 KHz
125 KHz
62.5 KHz
12.000 MHz 6.000 MHz
12.000 MHz
16.000 MHz
24.000 MHz
½*2
3.000 MHz
1.500 MHz
750 KHz
375 KHz
187.5 KHz
93.75 KHz
Pin Connections
DIMENSIONS (mm)
#1
#2
#3
#4
#5
#6
#7
#8
Output
Divided Output
Standby
Ground
A (Divider selection)
B (Divider selection)
C (Divider selection)
VCC
½*7
½*8
93.75 KHz
46.875 KHz
Input
Divider Selection
C
B
L
L
L
L
L
H
Output
ST
Pin 1(Primary Output)
Pin 2(Divided Output)
L
H
fo clock
fo ½ * 1 clock
H
H
fo clock
fo ½ * 2 clock
L
H
fo clock
fo ½ * 3 clock
A
L
H
H
H
fo clock
fo ½ * 4 clock
H
L
L
H
fo clock
fo ½ * 5 clock
H
L
H
H
fo clock
fo ½ * 6 clock
H
H
L
H
fo clock
fo ½ * 7 clock
H
H
H
H
fo clock
fo ½ * clock
X
X
X
L
L
L
AVAILABLE PART NUMBERS
Figure 1) Top, Side and End views
Figure 2) Block Diagram
PART NUMBERING GUIDE: Example ECS-300CX-120
ECS
-
Series
300CX
-
Frequency Abbreviation
120 = 12.000 MHz
ECS P/N
ECS-300CX-120
ECS-300CX-128
ECS-300CX-143
ECS-300CX-160
ECS-300CX-163.8
ECS-300CX-184
ECS-300CX-200
ECS-300CX-240
Primary Frequency
12.000 MHz
12.800 MHz
14.31818 MHz
16.000 MHz
16.384 MHz
18.432 MHz
20.000 MHz
24.000 MHz
* Note: Inclusive of 25°C tolerance, operating temperature,input voltage change, load change, shock and vibration.
1105 South Ridgeview Road
Olathe, KS 66062
Phone: 913.782.7787
Fax: 913.782.6991
www.ecsxtal.com
