PDF Spec - Raltron Electronics Corporation

HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
FAST TURNAROUND
CLOCK OSCILLATOR
XCO
FEATURES
+
DESCRIPTION
The XCO clock series is a cutting edge family of low to high
 Fast Turnaround (Ships Within Days)
frequency, low jitter output, single or multi - frequency clock
oscillators. The XCO clocks are available in 7.0 x 5.0, 5.0 x 3.2, and
 Very Low Jitter (Typical 0.6 ps)
3.2 x 2.5 mm ceramic packages with output frequencies ranging
 10 MHz to 1.2 GHz Frequency Range
from 10 MHz to 1.2 GHz. Customer can select up to four output
 Selectable Single, Dual, or Quadruple Frequencies
frequencies. Its outstanding flexibility significantly reduces design
 Stability as low as ±20 ppm (-40 ~ 85 °C)
cycle time and overall cost. The XCO clock design incorporates a

Available Sizes:
low frequency crystal along with low jitter frequency synthesizer to
provide a wide range of frequencies. The XCO clocks are available in
LVCMOS, LVPECL and LVDS outputs, allowing for a wide variety of
applications.

7.0 x 5.0 mm

5.0 x 3.2 mm

3.2 x 2.5 mm
This product is ideal for the time conscious customer as shipments
are made within days of a placed order.
SELECTOR GUIDE
LVCMOS
Package Size (mm)
7.0x5.0
Family Part Number
XCO-74
LVDS
5.0x3.2
3.2x2.5
7.0x5.0
XCO-54
XCO-34
XCO-78
LVPECL
5.0x3.2
3.2x2.5
7.0x5.0
XCO-58
XCO-38
XCO-79
5.0x3.2
3.2x2.5
XCO-59
XCO-39
Frequency Range (MHz)
10 – 250
10 – 1200
10 - 1200
Frequency Stability (ppm)
±20, ±25, ±50, ±100
±20, ±25, ±50, ±100
±20, ±25, ±50, ±100
Number of Frequencies
1, 2, 4
1, 2, 4
1, 2, 4
Supply Voltage (V)
2.5, 3.3
2.5, 3.3
2.5, 3.3
-20 ~ +70
-20 ~ +70
-20 ~ +70
-40 ~ +85
-40 ~ +85
-40 ~ +85
Pin 1, Pin 2, or None
Pin 1, Pin 2, or None
Pin 1, Pin 2, or None
Temperature Range (°C)
Enable/Disable Pin
rd
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
OUTPUT CHARACTERISTICS
VALUE
PARAMETER
SYMBOL
CONDITION
Frequency Range
fO
Up to 4 Available Frequencies
Min
10
VOH
Output Levels
Typ.
250
0.9Vcc
LVCMOS
Tr/Tf
V
20% - 80% (VOL, VOH)
0.5
ns
10 – 50 MHz
30
51 – 135 MHz
45
136 – 250 MHz
55
10 – 50 MHz
35
51 – 135 MHz
50
136 – 250 MHz
60
Is
3.3V
Output Load
OCL
SYMBOL
CONDITION
Frequency Range
fO
Up to 4 available
frequencies
VOH
VOL
LVPECL
Vp-p
Output termination 50 / Vcc 2.0V
Is
3.3V
Output Load
VALUE
Min
Typ.
Max
pF
UNIT
10
1200
MHz
Vcc-1.03
Vcc-0.6
V
Vcc-1.85
Vcc-1.6
V
0.25
ns
1.0
V
Tr/Tf
2.5 V
Supply Current
15
Load 50Ω to Vcc-2V
Output levels
Output Voltage Swing
mA
Standard
PARAMETER
Rise/Fall Time
MHz
0.1Vcc
2.5V
Supply Current
UNIT
V
VOL
Rise/Fall Time
Max
OCL
0.6
10 – 50 MHz
35
51 – 215 MHz
45
216 – 640 MHz
65
641 – 1200 MHz
70
10 – 50 MHz
85
51 – 215 MHz
95
216 – 640 MHz
115
641 – 1200 MHz
120
Output Termination
50Ω to Vcc-2V
rd
mA
50
Ω
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
VALUE
PARAMETER
SYMBOL
CONDITION
UNIT
Min
Typ.
fO
Up to 4 available frequencies
Differential Output Voltage
VOD
10 – 1200 MHz
0.6
V
Offset Voltage
VOS
V DC
1.3
V
Rise/Fall Time
Tr/Tf
LVDS
Frequency Range
Is
3.3V
Output Load
OCL
1200
0.35
2.5V
Supply Current
10
Max
10 – 50 MHz
25
51 – 215 MHz
30
216 – 640 MHz
43
641 – 1200 MHz
60
10 – 50 MHz
65
51 – 215 MHz
72
216 – 640 MHz
83
641 – 1200 MHz
100
Differential 100Ω Load Connected Between
Each Output
rd
MHz
ns
mA
100
Ω
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
ELECTRICAL SPECIFICATIONS
VALUE
PARAMETER
SYMBOL
CONDITION
UNIT
Min.
1
Supply Voltage
VCC
Duty Cycle
DC
Load depends
on output type
RMS Phase Jitter
J
12 kHz – 20 MHz
Bandwidth
Typ.
Max.
2.5 or 3.3
45
0.6
1,2
1
ps
ppm
tstart
Ta=25°C
Enable
En
Disable3
Dis
Min (logic 1 or open)
HCMOS levels
Max (logic 0)
HCMOS levels
OE Function
OE Pin Input
LVCMOS/
LVTTL
%
f/fc
± 25
± 50
±100
-40°C to +85°C
Start-Up Time
55
± 20
± 25
± 50
-10°C to +70°C
Overall Frequency Stability
V
10
0.7Vcc
ms
V
0.3
CIN
Input High Voltage
VIH
Input Low Voltage
VIL
0.3VCC
V
Input High Current
IIH
5
μA
Input Low Current
IIL
Equivalent Internal
Pull-up Resistance
RPULLUP
Aging
Operating Temperature 1
4
V
Input Capacitance
V
μA
-10
kΩ
900
First year
±5
Year thereafter
±2
Ta
Storage Temperature
T(stg)
Absolute Voltage Range
Vcc(abs)
Moisture Sensitivity Level
MSL
JEDEC J-STD-020
Absolute max
HBM
Human body model
JESD22-A114
ppm
-40
+85
C
-45
+100
C
4.6
V
1
Termination Finish
ESD Sensitivity
pF
0.7VCC
Au
3
kV
Notes
1
See part numbering table
2
Inclusive of 25°C calibration, tolerance, operating temperature range, input voltage variation, load change, aging, shock and vibration
3
Output goes to high impedance
rd
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
PHASE NOISE AND JITTER PERFORMANCE
0
-20
Phase Noise (dBc/Hz)
-40
-60
-80
50.000 MHz
155.520 MHz
-100
320.000 MHz
-120
622.080 MHz
-140
-160
-180
10
100
1K
10K
100K
1M
10M
100M
Offset Frequency (MHz)
Data collected using Agilent E5052B signal source analyzer. Vcc = 2.5V.
PHASE JITTER
FREQUENCY
FULL BANDWIDTH PHASE JITTER
(MHz)
(ps)
12 kHz to 20 MHz INTEGRATED BANDWIDTH
(ps RMS)
50.000
3.0
0.9
155.520
2.1
0.6
320.000
3.2
0.7
622.080
3.3
0.7
Phase jitter integrated using Agilent E5052B signal source analyzer. Vcc = 2.5V (LVCMOS, LVDS, LCPECL – load)
rd
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
MECHANICAL DIMENSIONS AND PIN FUNCTIONING
rd
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
Notes (Applicable To All Packages)
1
Enable / Disable feature is available on either pin 1 or pin 2. See options on part numbering table.
There is no enable/disable option when the number of output frequencies is four.
3
0.01 μF external bypass capacitor is recommended as seen in solder pattern for 7 x 5 mm, and required for 5 x 3.2 and 3.2 x 2.5 mm
2
PIN
SYMBOL
FUNCTION
1
see below
Refer to Pin Logic Table Below
2
see below
Refer to Pin Logic Table Below
3
4
5
GND
Output 1
Output 2 or NC
Case and Electrical Ground
Output 1
Complementary Output (LVPECL, LVDS) or N/C (LVCMOS)
6
Vcc
Power Supply Voltage
PIN LOGIC TABLE
NUMBER OF FREQUENCIES
1
PIN 1
Enable/Disable
N/C
PIN 2
N/C
Enable/Disable
“0” Logic Level
“1” Logic Level
Enable/Disable
2
4
“0” Logic Level
“1” Logic Level
“0” Logic Level
“0” Logic Level
“1” Logic Level
“1” Logic Level
Enable/Disable
“0” Logic Level
“1” Logic Level
“0” Logic Level
“1” Logic Level
rd
FREQUENCY OUTPUT
F1
F1
F1
F2
F1
F2
F1
F2
F3
F4
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
PART NUMBERING
SERIES
xco
PACKAGE
(mm)
OUTPUT
7: 7.0 x 5.0
4: LVCMOS
5: 5.0 x 3.2
8: LVDS
3: 3.2 x 2.5
9: LVPECL
SUPPLY
VOLTAGE
(V)
FREQUENCY
STABILITY
(ppm)
TEMP RANGE
(°C)
K: ±20
2: Vcc = 2.5
I: ±25
U: -20~70
3: Vcc = 3.3
H: ±50
V: -40~85
J: ±100
NUMBER OF
FREQUENCIES
ENABLE /
DISABLE PIN
1: Single
1: Pin 1
2: Dual
2: Pin 2
4: Quad1
0: NONE1
-
OUTPUT
FREQUENCY
(MHz)
-
F1 - F2
F1
F1 - F2 - F3 - F4
Notes
1
There is no enable/disable option when the number of output frequencies is four. Enable/Disable pin option should be selected as 0.
EXAMPLE:
XCO 7 9 3 H U 2 2 -
74.250 – 156.250
XCO Clock Oscillator
1st Frequency: 74.250 MHz
2nd Frequency: 156.250 MHz
7.0 x 5.0 mm
LVPECL
3.3 V
±50 ppm
-20 ~ 70 °C
Dual Frequency
Enable/Disable Pin 2
MARKING

A marking code will be issued by the sales department at order confirmation.
rd
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com
HIGH FREQUENCY, LOW JITTER
CLOCK OSCILLATOR
`
REFLOW PROFILE
tP
TP
Critical Zone
TL to TP
Ramp-up
TL
tL
TSMAX
Temp.
[°C]
TSMIN
Ramp-down
tS Preheat
Time [sec]
t[25°C] to Peak
Temperature Min Preheat
Temperature Max Preheat
Time (TSMIN to TSMAX)
Temperature
Peak Temperature
Ramp-up rate
Ramp-down rate
Time within 5°C of Peak Temperature
Time t[25°C] to Peak Temperature
Time
Recommended Solder Reflow Profile
TSMIN
TSMAX
tS
TL
TP
RUP
RDOWN
tP
t[25°C] to Peak
tL
rd
150°C
175°C
60-180 sec.
217°C
260°C
3°C/sec max.
6°C/sec max.
10 sec max.
480 sec.
60-150 sec.
R A L T R O N E L E C T R O N I C S  1 0 4 0 0 N .W . 3 3 S t r e e t  M i a m i , F l o r i d a 3 3 1 7 2  U . S . A .
Telephone: 305-593-6033  Fax: 305-594-3973  e-mail: [email protected]  web site: http://www.raltron.com