MODEL 574
Stratum 3 TCXO/TCVCXO
FEATURES
•
•
•
•
•
•
•
•
•
•
•
Standard 9x14mm Surface Mount Footprint
Output frequency from 6.4 MHz to 20 MHz
CMOS/TTL Compatible
Temperature Stability, ±0.280 ppm Max
Stratum 3 Holdover per GR-1244
+3.3 or +5 Vdc Operation
Operating Temperature to 0°C to +70°C
Output Enable Standard
Electrical Frequency Adjustment Option
Tape & Reel Packaging
RoHS Compliant –
Fully compliant to RoHS
Directive 2002/95/EC
DESCRIPTION
The MODEL 574 TCXO/TCVCXO offers reduced size and enhanced stability, including Statum 3
stability and holdover per GR-1244. The small size means it is perfect for most applications.
The enhanced stability means it is the perfect choice for today’s communications applications
that require tight frequency control.
Document No. 574 Data Sheet
Page 1 - 5
Rev.X2
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠ ٠ ٠
٠ ٠ ٠
Phone 630-924-3500
٠
www.ctscorp.com
٠
Toll Free 800-757-6686
٠ ٠ ٠
MODEL 574
Stratum 3 TCXO/TCVCXO
ELECTRICAL CHARACTERISTICS
PARAMETER
Maximum Supply Voltage
Range
Storage Temperature
Frequency
Initial Frequency Accuracy
@ 25°C
Operating Temperature
Temperature Stability
Operating Supply Voltage
Supply Current
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
Start Up Time
Enable Function
Enable Input Voltage
Disable Input Voltage
Pushing
Pulling
Vcontrol OPTION
(0.5 V
CC
VDC nominal)
Vc Input Impedance
24 hour holdover
Lifetime accuracy 20 years
Aging
Vc
Zin
T
A
= 0°C to +70°C, V
CC
±5% , and
24 hours aging
All factors (ref. to f
O
)
One Year Aging
Twenty Year Aging
Phase Noise
10Hz
100Hz
1Khz
10Khz
Noise floor
Phase Jitter
tjms
Bandwidth 12 kHz - 20 MHz
-
-
-
-
-
-
-85
-115
-140
-155
-160
0.4
-80
-110
-135
-150
-150
1.0
dBc
dBc
dBc
dBc
dBc
ps RMS
V
OH
V
OL
I
OH
I
OL
SYM
T
S
V
IO
V
IH
V
IL
C
L
= 15 pf
C
L
= 15 pf
V
OH
= 0.9 V
CC
, V
CC
@typical
V
OL
= 0.1 V
CC
, V
CC
@typical
@ 50% Waveform Level
from 10% to 90% of waveform
Output level to 90%
Pin 2 No Connect , Output Enabled
Pin 2 Logic '1', Output Enabled
Pin 2 Logic '0', Output Disabled
V
CC
±5%
C
L
=15pF ±10%
Vc = 0.1 V
CC
to 0.9 V
CC
Positive, monotonic slope
0.7 Vcc
-
-
-
±9.2
100
-
-
-
-
-
-
±0.050
±0.050
±12
-
±0.300
±4.0
0.5
2.5
-
0.3 Vcc
±0.100
±0.100
±18
-
±0.350
±4.6
-
4.0
V
V
ppm
ppm
ppm
K ohms
ppm
ppm
ppm
ppm
0.9 V
CC
-
-
-
45
-
-
0.95 V
CC
0.1 V
CC
-
-
-
3
-
-
0.5
-8
+8
55
6
2
V
V
mA
mA
mA
%
ns
ms
SYMBOL
V
CC
T
STG
f
O
∆f/f
O
T
A
∆f/f
O
V
CC
I
CC
C
L
CONDITIONS
-
-
-
At time of Shipment
Vc @ 0.5 V
CC
(with Vcontrol option)
-
±5%
C
L
= 15 pf
Vcc +5%
MIN
2.4
-55
6.4
-
0
-
3.135
4.75
-
-
TYP
-
-
10.0, 12.8,
16.384, 19.44,
20.0
0.1
25
±0.20
3.300
5.00
6
15
MAX
5.5
125
20
±0.25
70
±0.28
3.465
5.25
10
-
UNIT
V
°C
MHz
ppm
°C
ppm
V
mA
pF
Output to Ground
Document No. 574 Data Sheet
Electrical and Waveform Parameters
Page 2 - 5
Rev. X2
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠ ٠ ٠
٠ ٠ ٠
Phone 630-924-3500
٠
www.ctscorp.com
٠
Toll Free 800-757-6686
٠ ٠ ٠
MODEL 574
Stratum 3 TCXO/TCVCXO
CMOS/TTL OUTPUT WAVEFORM
ENABLE TRUTH TABLE
Tr
Tf
V
OH
90%, 80%, 2.4V
50%, 1.5V
PIN 2
Logic ‘1’
Open
Logic ‘0’
PIN 4 Output
Enabled
Enabled
Disabled
10%, 20%, 0.5V
UPTIME (t)
PERIOD (T)
V
OL
DUTY CYCLE = t/T x 100 (%)
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
5740002 3.3V
20.0000 MHz
CTS ** XXXXX
YYWW
4
3
3
5
2
2
4
5
6
1
6
Pad Termination Finish: Gold Flash<10 micro inch, over Ni plated Cu
Document No. 574 Data Sheet
Page 3 - 5
Rev. X2
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠ ٠ ٠
٠ ٠ ٠
Phone 630-924-3500
٠
www.ctscorp.com
٠
Toll Free 800-757-6686
٠ ٠ ٠
MODEL 574
Stratum 3 TCXO/TCVCXO
MARKING INFORMATION
1. ** - Manufacturing Site Code, XXXXX-Lot Number.
2. YYWW – Date Code, YY – Year, WW – Week.
PIN ASSISGNMENT
1.
2.
3.
4.
5.
6.
V Control or NC
Output Enable
GND
CMOS output
NC
V
CC
SUGGESTED SOLDER PAD GEOMETRY
Dimensions are in [mm] and inches.
MAXIMUM SOLDERING PROFILE
Temperature
Time
>25°C
14min
>100°C
9min
>120°C
6min
>183°C
2.5min
260°C (Absolute max temperature)
10 seconds max
Note: Device is not designed to be reflowed in an inverted position.
Document No. 574 Data Sheet
Page 4 - 5
Rev. X2
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠ ٠ ٠
٠ ٠ ٠
Phone 630-924-3500
٠
www.ctscorp.com
٠
Toll Free 800-757-6686
٠ ٠ ٠
MODEL 574
Stratum 3 TCXO/TCVCXO
TAPE AND REEL INFORMATION
DIMENSIONS IN MILLIMETERS
17.5
Ø13
2.0
4.0
16.0
Ø1.50
1.75
6.2
6.0
120°
14.80
14.60
24.0
Ø60
Ø180
9.90
9.70
DIRECTION OF FEED
Ø23
Device quantity is 500 pieces maximum 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.
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).
3 reflows of +260°C peak, 10 seconds maximum per
each.
1,000 hours at +125°C, maximum bias, disregarding
frequency shift.
1,000 hours at +85°C, full bias, less than ±2 ppm
shift.
Level 1
Mechanical Shock:
Sinusoidal Vibration:
Resistance to Solder Heat:
High Temperature Operating Bias:
Frequency Aging:
MSL:
QUALITY AND RELIABILITY
Quality systems meet or exceed the requirements of ISO 9000:2000 standards. Reliability audits are
performed on this or similar products with results available upon request.
Document No. 574 Data Sheet
Page 5 - 5
Rev. X2
٠ ٠ ٠
CTS Electronic Components, Inc.
٠
171 Covington Drive
٠
Bloomingdale, IL 60108
٠ ٠ ٠
٠ ٠ ٠
Phone 630-924-3500
٠
www.ctscorp.com
٠
Toll Free 800-757-6686
٠ ٠ ٠
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