Temperature Compensated Crystal Oscillators (TCXO’s)
TC-210 (Z5 Series)
Description:
Vectron International has introduced a series of
surface mount, Temperature Compensated Crystal Oscillators
(TCXO’s) available in frequencies from 0.5 to 160 MHz.
Features:
• Stratum 3 option
• Frequency from 0.5 to 160 MHz
• Aging to <3.5 ppm for ten years
• 3.3 Vdc or 5 Vdc operation
• All outputs available (TTL, HCMOS, PECL, Sine)
Performance Characteristics
Performance
Standard Frequencies:
Package Size:
Supply Voltage:
Current:
Characteristics
10, 12.8, 16.384, 19.44, 20, 38.88, 40, 77.76, 155.52 MHz
29.21 x 25.40 x 10.03 mm (1.15” x 1.00” x 0.395”)
3.3 Vdc +5% or 5 Vdc +5% (other options are available upon request)
Current draw will vary greatly depending on frequency and output type.
Typical current draw will be about 15 mA and depending on output type
may be less than 2 mA. Please consult the factory about your exact
current requirements.
HCMOS/ACMOS
10 TTL
Complementary PECL
0 dBm / 50 ohm
0.5 to 160 MHz
0.5 to 160 MHz
10 to 160 MHz
5.0 to 100 MHz
Output Type:
Temperature Stability:
B-307
- +0.3 x 10
-7
over
0
o
C to +50°C
B-ST3*-
Stratum 3 over
0
o
C to +50°C
C-ST3*-
Stratum 3 over
0
o
C to +70°C
C-507
- +5.0 x 10
-7
over
0
o
C to +70°C
F-106
- +1.0 x 10
-6
over -40
o
C to +85°C
NOTE:
Tighter stabilities and wider temperature ranges are available, please
consult the factory.
*STRATUM
3 per GR-1244-CORE Table 3-1
Total Stability: <+4.6 x 10
-6
for all causes and 10 years
Vs Holdover: <+3.7 x 10
-7
for all causes and 24 hours
Aging (typical):
Phase Noise (Typical):
10 MHz, + 3.3 Vdc, A-output
<3.5 ppm for ten years @ +70°C
Offset
100 Hz
1 kHz
10 kHz
100 kHz
Phase Noise
-115 dBc/Hz
-145 dBc/Hz
-150 dBc/Hz
-155 dBc/Hz
For HCMOS/ACMOS/TTL & PECL outputs with frequencies above
35 MHz a low phase noise PLL multiplier may be used. Please inform the factory
of your phase noise requirements.
Frequency vs. Supply:
Electrical Frequency Adjust:
<+0.1 ppm for a ±5% change in supply voltage
+5 ppm minimum via external voltage, 0 to Vdd, positive slope
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com
54
Temperature Compensation Crystal Oscillators (TCXO’s)
TC-210 (Z5 Series)
Outline Drawing
20.574
(0.81)
10.033
(0.395)
1.143R!
(.045R)
Pad Layout
2.54!
(.100)
2.54!
(.100)
2.54
(.100)
(in.)
6.35
(.250)
5 places
25.4
(1.00)
13.97
(.550)
25.40
(1.00)
20.32
(.800)
29.21
(1.15)
10.16
(0.4)
2.54
3.048 SQ
(.120
SQ )
(.100)
TCXO
Pin Out
Pin
1
2
3
4
5
Function
Output
Supply
Gnd
Freq. Adjust
Gnd
(output A, B, G)
Comp. output
(PECL)
Output Levels
Output Option
Output
Voh min..
Vol max.
Load (typical)
Symmetry
Rise/Fall Time
A
HCMOS/ACMOS
0.8 (Vdd)
+0.5 Vdc
100 k ohm // 10 pF
50/50 ±10%
5 ns max.
Logic
B
10 TTL
+2.4 Vdc
+0.5 Vdc
10 TTL
50/50 ±10%
10 ns max.
F
Comp. PECL
Vcc - 1.04 Vdc
Vcc -1.60 Vdc
50 ohms to Vcc -2V
50/50 ±10%
3 ns max.
Output
Level
Load
Sine
Output Option
G
Sinewave
0 dBm to +6 dBm
50 ohm
Harmonics/subs -20 dBc max.
Other Spurious
-60 dBc max.
Ordering Information
TC
Product Family
TC
= TCXO
Package
210
= SMT Package
Supply Voltage
C
= 5.0 Vdc +5%
D
= 3.3 Vdc +5%
210
D
A
B
ST3
A
12.800
MHz
Output Frequency
0.5 MHz to 160 MHz
Other Options
A
= Standard, No Options
(default)
Output
A
= HCMOS/ACMOS
B
= 10 TTL
F
= Complementary PECL
G
= 0 dBm / 50 ohm
Temperature Range
B-307
= +3.0x10
-7
over 0°C to +50°C
B-ST3
= Stratum 3 over 0°C to +50°C
C-ST3
= Stratum 3 over 0°C to +70°C
C-507
= ±5.0x10
-7
over 0°C to +70°C
F-106
= ±1.0x10
-6
over -40°C to +85°C
Note:
Other stabilities are available upon request.
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com
55
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