Model CB1V8
HCMOS/TTL CLOCK OSCILLATOR
FEATURES
•
•
•
•
•
•
•
•
•
•
Standard 7x5mm Surface Mount Footprint
HCMOS/TTL Compatible
Fundamental and 3
rd
Overtone Crystals
Frequency Range 1 – 70 MHz
Frequency Stability, ±50 ppm Standard
(±25 ppm and ±20 ppm available)
+1.8Vdc Operation
Operating Temperature to –40°C to +85°C
Output Enable Standard
Tape & Reel Packaging
RoHS/Green Compliant
DESCRIPTION
The CB1V8 is a ceramic packaged Clock
oscillator offering reduced size and enhanced
stability. The small size means it is perfect for
any application. The enhanced stability means it
is the perfect choice for today’s communications
applications that require tight frequency control.
ORDERING INFORMATION
CB1V8
FREQUENCY STABILITY
6
5
3
2
=
=
=
=
±
±
±
±
20 ppm
(-20°C to +70°C only)
25 ppm
50 ppm (standard)
100 ppm
(-40°C to +85°C only)
M
FREQUENCY IN MHz
M - indicates MHz and decimal point.
Frequency is recorded with minimum 4
significant digits to the right of the "M".
OPERATING TEMPERATURE RANGE
C = -20°C to +70°C (standard)
I = -40°C to +85°C
Example Part Number: CB1V83C032M7680
Document No. 008-0277-0
Page 1 - 4
Rev. B
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠ ٠ ٠
٠ ٠ ٠
www.ctscorp.com
٠ ٠ ٠
7x5mm Low Cost
HCMOS/TTL Clock Oscillator
Model CB1V8
ELECTRICAL CHARACTERISTICS
PARAMETER
Maximum Supply Voltage
Storage Temperature
Frequency Range
Frequency Stability
(See Note 1 and Ordering Information)
Absolute Maximums
SYMBOL
V
CC
T
STG
f
O
∆f/f
O
T
A
V
CC
± 10 %
CONDITIONS
-
-
-
-
-
MIN
-0.5
-55
1.0
-
-20
-40
1.62
TYP
-
-
-
-
25
1.80
-
-
-
-
-
-
-
-
-
6
3
1.5
-
-
-
-
-
<1
MAX
7.0
125
70
20,25,50
or 100
UNIT
V
°C
MHz
± ppm
°C
V
Operating Temperature
Commercial
Industrial
Supply Voltage
Supply Current
70
85
1.98
5
15
15
15
-
10%V
CC
-2
+2
55
8
4
3
10
-
0.5
10
8
-
I
CC
Output Load
Electrical and Waveform Parameters
1.0 MHz to 20 MHz
20.1 MHz to 50 MHz
50.1 MHz to 70 MHz
C
L
=15pF
C
L
=15pF
C
L
=15pF
-
-
-
-
mA
C
L
V
OH
V
OL
I
OH
I
OL
SYM
T
R
, T
F
-
-
V
OH
= 90%V
CC
V
OL
= 10%V
CC
@ 50% Level
@ 10% - 90% Levels
1.0 MHz to 20 MHz
20.1 MHz to 50 MHz
50.1 MHz to 70 MHz
Application of V
CC
Pin 1 Logic '1', Output Enabled
Pin 1 Logic '0', Output Disabled
V
IL
= 0.58V, Oscillator Stops
V
IH
= 1.58V
Bandwidth 12 kHz - 20 MHz
pF
V
Output Voltage Levels
Logic '1' Level
Logic '0' Level
Output Current
Logic '1' Level
Logic '0' Level
Output Duty Cycle
Rise and Fall Time
90%V
CC
-
-
-
45
C
L
=15pF
C
L
=15pF
C
L
=15pF
-
-
-
-
1.26
-
-
-
-
mA
%
ns
Start Up Time
Enable Function
Enable Input Voltage
Disable Input Voltage
Standby Current
Output Enable Time
Phase Jitter
T
S
V
IH
V
IL
I
ST
T
PLZ
tjms
ms
V
uA
ms
ps RMS
Notes:
1. Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and first year aging
at an average operating temperature of +40 °C.
Document No. 008-0277-0
Page 2 - 4
Rev. B
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠٠٠
7x5mm Low Cost
HCMOS/TTL Clock Oscillator
CMOS/TTL OUTPUT WAVEFORM
Tr
Tf
Model CB1V8
TEST CIRCUIT, CMOS LOAD
V
OH
90%, 80%, 2.4V
+
mA
-
4
3
D.U.T.
C
L
2
Including probe
capacitance.
50%, 1.5V
+
POWER
SUPPLY
+
VM
-
.01uF
-
10%, 20%, 0.5V
UPTIME (t)
PERIOD (T)
1
V
OL
Enable Input
DUTY CYCLE = t/T x 100 (%)
D.U.T. PIN ASSIGNMENTS
ENABLE TRUTH TABLE
PIN 1
Logic ‘1’
Open
Logic ‘0’
PIN 3
Output
Output
High Imp.
PIN
1
2
3
4
SYMBOL
EOH
GND
Output
V
CC
DESCRIPTION
Enable Input
Circuit & Package Ground
RF Output
Supply Voltage
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
(7.0 ±0.2)
0.276 ±0.008
PIN 1 IDENTIFIER
(1.4)
0.055
(1.2)
0.047
(5.0 ±0.2)
0.197 ±0.008
(3.7)
0.146
3
4
MARKING INFORMATION
1. ** - Manufacturing Site Code.
2. XXMXXXX - Frequency marked with 4 significant
digits after the ‘M’.
3. YYWW – Date code, YY – year, WW – week.
NOTES
1. Termination pads (e4), barrier-plating is nickel
(Ni) with gold (Au) flash plate.
2. Reflow conditions per JEDEC J-STD-020.
CTS ** - 1V8
XXMXXXX
●
YYWW
2
1
(5.08)
0.200
(1.8)
MAX
0.071
Key:
(mm)
Inch
SUGGESTED SOLDER PAD GEOMETRY
.071 [1.80]
300
SUGGESTED REFLOW PROFILE
Maximum 260°C, 10 seconds
C
BYPASS
4
.079 [2.00]
3
.165 [4.20]
Temp.
(°C)
100
200
Typical 245°C
130°C
1
.200 [5.08]
2
Key:
[mm]
Inch
0
0
30
60
90
120
150
180
210
240
270
300
Time (Seconds)
C
BYPASS
should be
≥
0.01 uF.
Document No. 008-0277-0
Page 3 - 4
Rev. B
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠٠٠
7x5mm Low Cost
HCMOS/TTL Clock Oscillator
Model CB1V8
TAPE AND REEL INFORMATION
DIMENSIONS IN MILLIMETERS
17.5
Ø13
4.0
8.0
Ø1.50
1.75
2.40
2.10
2.0
120°
8.40
7.90
16.0
Ø60
Ø180
5.70
5.40
DIRECTION OF FEED
Ø23
Device quantity is 1,000 pieces per 180mm reel.
ENVIRONMENTAL SPECIFICATIONS
Temperature Cycle:
Mechanical Shock:
Sinusoidal Vibration:
Gross Leak:
Fine Leak:
Resistance to Solder Heat:
High Temperature Operating Bias:
Frequency Aging:
Moisture Sensitivity Level:
400 cycles from –55°C to +125°C, 10 minute dwell at each temperature, 1
minute transfer time between temperatures.
1,500g’s, 0.5mS duration, ½ sinewave, 3 shocks each direction along 3
mutually perpendicular planes (18 total shocks).
0.06 inches double amplitude, 10 to 55 Hz and 20g’s, 55 to 2,000 Hz, 3 cycles
each in 3 mutually perpendicular planes (9 times total).
No leak shall appear while immersed in an FC40 or equivalent liquid at
+125°C for 20 seconds.
Mass spectrometer leak rates less than 2x10
-8
ATM cc/sec air equivalent.
Product must survive 3 reflows of +260°C peak, 10 seconds maximum.
2,000 hours at +125°C, maximum bias, disregarding frequency shift.
1,000 hours at +85°C, full bias, less than ±5 ppm shift.
Level 1 per JEDEC J-STD-020.
QUALITY AND RELIABILITY
Quality systems meet or exceed the requirements of ISO 9000:2000 standards.
Document No. 008-0277-0
Page 4 - 4
Rev. B
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠٠٠
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