CTS 574

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
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
Rev.X2
MODEL 574
Stratum 3 TCXO/TCVCXO
ELECTRICAL CHARACTERISTICS
PARAMETER
Maximum Supply Voltage
Range
Storage Temperature
Frequency
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNIT
VCC
-
2.4
-
5.5
V
TSTG
-
-55
-
125
°C
6.4
10.0, 12.8,
16.384, 19.44,
20.0
20
MHz
-
0.1
±0.25
ppm
0
3.135
4.75
25
±0.20
3.300
5.00
70
±0.28
3.465
5.25
°C
ppm
fO
-
Initial Frequency Accuracy
@ 25°C
Operating Temperature
Temperature Stability
TA
∆f/fO
Operating Supply Voltage
VCC
Supply Current
ICC
CL = 15 pf
Output Load
CL
Output to Ground
Logic '1' Level
VOH
Logic '0' Level
Output Current
Logic '1' Level
Logic '0' Level
Output Duty Cycle
Rise and Fall Time
Start Up Time
VOL
IOH
IOL
SYM
TS
VOH = 0.9 VCC , VCC @typical
VOL = 0.1 VCC , VCC @typical
@ 50% Waveform Level
from 10% to 90% of waveform
Output level to 90%
VIO
Pin 2 No Connect , Output Enabled
∆f/fO
At time of Shipment
Vc @ 0.5 VCC (with Vcontrol option)
±5%
Vcc +5%
V
-
6
10
mA
-
15
-
pF
CL = 15 pf
0.9 VCC
0.95 VCC
-
V
CL = 15 pf
-
0.1 VCC
0.5
45
-
3
-
-8
+8
55
6
2
V
mA
mA
mA
%
ns
ms
Electrical and Waveform Parameters
Output Voltage Levels
Enable Function
Enable Input Voltage
VIH
Pin 2 Logic '1', Output Enabled
0.7 Vcc
-
-
V
Disable Input Voltage
VIL
Pin 2 Logic '0', Output Disabled
-
-
0.3 Vcc
V
VCC ±5%
-
±0.050
±0.100
ppm
Pulling
CL =15pF ±10%
-
±0.050
±0.100
ppm
Vcontrol OPTION
(0.5 VCC VDC nominal)
Vc
Vc = 0.1 VCC to 0.9 VCC
Positive, monotonic slope
±9.2
±12
±18
ppm
Vc Input Impedance
Zin
100
-
-
K ohms
-
±0.300
±0.350
ppm
-
±4.0
±4.6
ppm
Pushing
TA= 0°C to +70°C, VCC ±5% , and
24 hours aging
All factors (ref. to fO)
24 hour holdover
Lifetime accuracy 20 years
Aging
One Year Aging
-
0.5
-
ppm
Twenty Year Aging
-
2.5
4.0
ppm
10Hz
-
-85
-80
dBc
100Hz
-
-115
-110
dBc
dBc
Phase Noise
Phase Jitter
Document No. 574 Data Sheet
tjms
1Khz
-
-140
-135
10Khz
-
-155
-150
dBc
Noise floor
-
-160
-150
dBc
Bandwidth 12 kHz - 20 MHz
-
0.4
1.0
ps RMS
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
Tr
ENABLE TRUTH TABLE
Tf
VOH
90%, 80%, 2.4V
PIN 2
Logic ‘1’
Open
Logic ‘0’
50%, 1.5V
PIN 4 Output
Enabled
Enabled
Disabled
10%, 20%, 0.5V
VOL
UPTIME (t)
PERIOD (T)
DUTY CYCLE = t/T x 100 (%)
MECHANICAL SPECIFICATIONS
4
5
6
5740002 3.3V
20.0000 MHz
CTS ** XXXXX
YYWW
PACKAGE DRAWING
4
3
3
2
2
5
6
1
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
PIN ASSISGNMENT
1. ** - Manufacturing Site Code, XXXXX-Lot Number.
2. YYWW – Date Code, YY – Year, WW – Week.
1.
2.
3.
4.
5.
6.
V Control or NC
Output Enable
GND
CMOS output
NC
VCC
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
2.0
Ø13
4.0
16.0
Ø1.50
1.75
6.2
6.0
120°
24.0
14.80
14.60
Ø60
9.90
9.70
Ø180
Ø23
DIRECTION OF FEED
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.
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).
Resistance to Solder Heat:
3 reflows of +260°C peak, 10 seconds maximum per
each.
High Temperature Operating Bias:
1,000 hours at +125°C, maximum bias, disregarding
frequency shift.
Frequency Aging:
1,000 hours at +85°C, full bias, less than ±2 ppm
shift.
MSL:
Level 1
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