Stratum IV CB3 & CB3LV
HCMOS/TTL CLOCK OSCILLATOR
FEATURES
•
•
•
•
•
•
•
•
•
Standard 7.5x5.0mm Surface Mount Footprint
HCMOS/TTL Compatible
Fundamental and 3
rd
Overtone Crystals
Frequency Range 1.5 – 80 MHz
Frequency Stability, ±32 ppm for 20 Years
+3.3Vdc or +5.0Vdc Operation
Operating Temperature to –40°C to +85°C
Output Enable Standard
Tape & Reel Packaging
•
RoHS/Green Compliant
DESCRIPTION
The CB3/CB3LV 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
CB3
SUPPLY VOLTAGE
LV = +3.3Vdc
Blank = +5.0Vdc
FREQUENCY STABILITY
S4 = ± 32 ppm
OPERATING TEMPERATURE RANGE
C = -20°C to +70°C (standard)
I = -40°C to +85°C
-
-
M
FREQUENCY IN MHz
M - indicates MHz and decimal point.
Frequency is recorded with minimum 4
significant digits to the right of the "M".
Example Part Number: CB3LV-S4-32M7680 or CB3-S4-32M7680
Document No. 008-0257-0
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
Stratum IV CB3 & CB3LV
7.5x5.0mm Low Cost
HCMOS/TTL Clock Oscillator
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
± 10 %
V
CC
20 Years
CONDITIONS
-
-
-
MIN
-0.5
-55
1.5
-
TYP
-
-
-
-
25
5.0
3.3
10
30
7
20
-
-
-
-
-
-
-
8
4
6
3
-
MAX
7.0
125
80
32
70
85
5.5
3.6
25
50
12
40
50
30
-
0.1*V
CC
0.4
-16/-8
+16/+8
55
10
8
8
4
10
UNIT
V
°C
MHz
± ppm
°C
Operating Temperature
Commercial
Industrial
Supply Voltage
CB3
CB3LV
Supply Current
CB3
CB3LV
Output Load
Output Voltage Levels
Logic '1' Level
Logic '0' Level
Output Current
Logic '1' Level
Logic '0' Level
Output Duty Cycle
Rise and Fall Time
CB3
CB3LV
Start Up Time
Enable Function
(See Note 2)
-
-20
-40
4.5
3.0
V
I
CC
C
L
1.5 MHz to 20 MHz
20.1 MHz to 80 MHz
1.5 MHz to 20 MHz
20.1 MHz to 80 MHz
1.5 MHz to 50 MHz
50.1 MHz to 80 MHz
CMOS Load
10 TTL LOAD
CMOS
TTL Load
C
L
=50pF
C
L
=50pF
C
L
=15pF
C
L
=15pF
-
-
-
-
-
-
0.9*V
CC
V
CC
-0.6V
-
-
-
45
-
-
-
-
-
mA
pF
Electrical and Waveform Parameters
V
OH
V
OL
I
OH
I
OL
SYM
V
T
R
, T
F
T
S
V
OH
= 3.9V/2.2V
V
CC
= 4.5V/3.0V
V
OL
= 0.4V
V
CC
= 4.5V/3.0V
@ 50% Level
@ 10% - 90% Levels
1.5 MHz to 20 MHz
C
L
=50pF
20.1 MHz to 80 MHz
C
L
=50pF
1.5 MHz to 20 MHz
C
L
=15pF
20.1 MHz to 80 MHz
C
L
=15pF
Application of V
CC
mA
%
ns
ms
V
Enable Input Voltage
Disable Input Voltage
Enable Time
CB3
CB3LV
Phase Jitter
V
IH
V
IL
T
PLZ
tjms
Pin 1 Logic '1', Output Enabled
Pin 1 Logic '0', Output Disabled
Pin 1 Logic '1'
2.0
-
-
-
-
-
-
-
-
-
-
0.8
100
10
1
Bandwidth 12 kHz - 20 MHz
ns
ms
ps RMS
Notes:
1. Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 20 year aging at an average
operating temperature of +40 °C.
2. Reference CTS Application Note 014-0002-0.
Document No. 008-0257-0
Page 2 - 4
Rev. B
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠٠٠
Stratum IV CB3 & CB3LV
7.5x5.0mm Low Cost
HCMOS/TTL Clock Oscillator
CMOS/TTL OUTPUT WAVEFORM
Tr
Tf
TEST CIRCUIT, CMOS LOAD
V
OH
90%, 80%, 2.4V
+
mA
-
4
+
+
VM
-
1
3
D.U.T.
2
C
L
Including probe
capacitance.
50%, 1.5V
.01uF
POWER
SUPPLY
-
10%, 20%, 0.5V
UPTIME (t)
PERIOD (T)
V
OL
Enable Input
DUTY CYCLE = t/T x 100 (%)
ENABLE TRUTH TABLE
PIN 1
Logic ‘1’
Open
Logic ‘0’
PIN 3
Output
Output
High Imp.
D.U.T. PIN ASSIGNMENTS
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
(7.7)
0.303
PIN 1 IDENTIFIER
(1.4)
0.055
(1.2)
0.047
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.
4. 4 – Stratum IV Stability.
5. T – Temperature code.
(Reference Ordering Information.)
6. V – Voltage code. 3 = 3.3V, 5 = 5.0V.
NOTES
1. Termination pads (e4), barrier-plating is nickel
(Ni) with gold (Au) flash plate.
2. Reflow conditions per JEDEC J-STD-020.
CTS ** - CB3
XXMXXXX
●
YYWW 4TV
(5.2)
MAX
0.205
(3.7)
0.146
3
4
2
1
(5.08)
0.200
(1.8)
MAX
0.071
Key:
(mm)
Inch
SUGGESTED SOLDER PAD GEOMETRY
.071 [1.80]
SUGGESTED REFLOW PROFILE
300
Maximum 260°C, 10 seconds
Typical 245°C
BYPASS
.079 [2.00]
4
3
.165 [4.20]
Temp.
(°C)
200
130°C
100
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. 008-0257-0
Page 3 - 4
Rev. B
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠٠٠
Stratum IV CB3 & CB3LV
7.5x5.0mm Low Cost
HCMOS/TTL Clock Oscillator
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. 008-0257-0
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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