Data Sheet

Stratum IV CB3 & CB3LV
HCMOS/TTL CLOCK OSCILLATOR
FEATURES
•
•
•
•
•
•
•
•
•
Standard 7.5x5.0mm Surface Mount Footprint
HCMOS/TTL Compatible
Fundamental and 3rd 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
-
-
M
SUPPLY VOLTAGE
FREQUENCY IN MHz
M - indicates MHz and decimal point.
Frequency is recorded with minimum 4
significant digits to the right of the "M".
LV = +3.3Vdc
Blank = +5.0Vdc
FREQUENCY STABILITY
OPERATING TEMPERATURE RANGE
S4 = ± 32 ppm
C = -20°C to +70°C (standard)
I = -40°C to +85°C
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
Absolute Maximums
ELECTRICAL CHARACTERISTICS
PARAMETER
Maximum Supply Voltage
Storage Temperature
Frequency Range
Frequency Stability
SYMBOL
VCC
TSTG
fO
(See Note 1 and Ordering Information)
Operating Temperature
Commercial
Industrial
Supply Voltage
CB3
CB3LV
Supply Current
CB3
∆f/fO
Electrical and Waveform Parameters
Logic '0' Level
Output Current
Logic '1' Level
Logic '0' Level
Output Duty Cycle
Rise and Fall Time
CB3
MAX
7.0
125
80
UNIT
V
°C
MHz
-
-
32
± ppm
-20
-40
25
70
85
°C
4.5
3.0
5.0
3.3
5.5
3.6
V
-
10
30
25
50
-
7
20
12
40
-
-
50
30
0.9*VCC
VCC-0.6V
-
-
-
-
0.1*VCC
0.4
VOH = 3.9V/2.2V
VCC = 4.5V/3.0V
VOL = 0.4V
VCC = 4.5V/3.0V
@ 50% Level
@ 10% - 90% Levels
1.5 MHz to 20 MHz
CL=50pF
20.1 MHz to 80 MHz
CL=50pF
1.5 MHz to 20 MHz
CL=15pF
20.1 MHz to 80 MHz
CL=15pF
Application of VCC
45
-
-16/-8
+16/+8
55
-
8
4
10
8
-
6
3
8
4
-
-
10
Pin 1 Logic '1', Output Enabled
Pin 1 Logic '0', Output Disabled
Pin 1 Logic '1'
2.0
-
-
0.8
-
-
100
10
1
20 Years
± 10 %
CL
VOH
VOL
IOH
IOL
SYM
TR, TF
CB3LV
Start Up Time
Enable Function
TYP
-
VCC
CB3LV
Output Voltage Levels
Logic '1' Level
MIN
-0.5
-55
1.5
TA
ICC
Output Load
CONDITIONS
-
TS
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
CL=50pF
CL=50pF
CL=15pF
CL=15pF
CMOS Load
10 TTL LOAD
CMOS
TTL Load
mA
pF
V
mA
%
ns
ms
(See Note 2)
Enable Input Voltage
Disable Input Voltage
Enable Time
CB3
CB3LV
Phase Jitter
VIH
VIL
TPLZ
tjms
Bandwidth 12 kHz - 20 MHz
V
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
٠ ٠ ٠ CTS Electronic Components, Inc. ٠
Page 2 - 4
171 Covington Drive
Rev. B
٠
Bloomingdale, IL 60108
٠٠٠
Stratum IV CB3 & CB3LV
7.5x5.0mm Low Cost
HCMOS/TTL Clock Oscillator
CMOS/TTL OUTPUT WAVEFORM
Tr
TEST CIRCUIT, CMOS LOAD
Tf
+
VOH
-
mA
90%, 80%, 2.4V
4
+
50%, 1.5V
+
POWER
SUPPLY
VM
-
3
.01uF
D.U.T.
CL
1
10%, 20%, 0.5V
Including probe
capacitance.
2
VOL
UPTIME (t)
Enable Input
PERIOD (T)
DUTY CYCLE = t/T x 100 (%)
D.U.T. PIN ASSIGNMENTS
ENABLE TRUTH TABLE
PIN 1
Logic ‘1’
Open
Logic ‘0’
PIN
1
2
3
4
PIN 3
Output
Output
High Imp.
SYMBOL
EOH
GND
Output
VCC
DESCRIPTION
Enable Input
Circuit & Package Ground
RF Output
Supply Voltage
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
MARKING INFORMATION
PIN 1 IDENTIFIER
(7.7)
0.303
(1.4)
0.055
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.
(1.2)
0.047
CTS ** - CB3
XXMXXXX
● YYWW 4TV
(5.2)
MAX
0.205
(3.7)
0.146
3
4
2
1
(5.08)
0.200
NOTES
1. Termination pads (e4), barrier-plating is nickel
(Ni) with gold (Au) flash plate.
2. Reflow conditions per JEDEC J-STD-020.
(1.8)
MAX
0.071
Key:
(mm)
Inch
SUGGESTED SOLDER PAD GEOMETRY
SUGGESTED REFLOW PROFILE
.071 [1.80]
300
Maximum 260°C, 10 seconds
Typical 245°C
.079 [2.00]
BYPASS
4
200
3
.165 [4.20]
Temp.
(°C)
130°C
100
1
2
.200 [5.08]
0
Key:
0
[mm]
Inch
30
60
90
120
150
180
210
240
270
300
Time (Seconds)
CBYPASS should be ≥ 0.01 uF.
Document No. 008-0257-0
٠ ٠ ٠ CTS Electronic Components, Inc. ٠
Page 3 - 4
171 Covington Drive
Rev. B
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
2.0
Ø13
4.0
8.0
Ø1.50
1.75
2.40
2.10
120°
16.0
8.40
7.90
Ø60
5.70
5.40
Ø180
Ø23
DIRECTION OF FEED
Device quantity is 1,000 pieces per 180mm reel.
ENVIRONMENTAL SPECIFICATIONS
Temperature Cycle:
400 cycles from –55°C to +125°C, 10 minute dwell at each temperature, 1
minute transfer time between temperatures.
Mechanical Shock:
1,500g’s, 0.5mS duration, ½ sinewave, 3 shocks each direction along 3
mutually perpendicular planes (18 total shocks).
Sinusoidal Vibration:
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).
Gross Leak:
No leak shall appear while immersed in an FC40 or equivalent liquid at
+125°C for 20 seconds.
Fine Leak:
Mass spectrometer leak rates less than 2x10-8 ATM cc/sec air equivalent.
Resistance to Solder Heat:
Product must survive 3 reflows of +260°C peak, 10 seconds maximum.
High Temperature Operating Bias:
2,000 hours at +125°C, maximum bias, disregarding frequency shift.
Frequency Aging:
1,000 hours at +85°C, full bias, less than ±5 ppm shift.
Moisture Sensitivity Level:
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
٠ ٠ ٠ CTS Electronic Components, Inc. ٠
Page 4 - 4
171 Covington Drive
Rev. B
٠
Bloomingdale, IL 60108
٠٠٠
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