SYNCHRONOUS EQUIPMENT
CLOCK/SYNCHRONIZER - SY0002
RALTRON ELECTRONICS CORP.
§
10651 N.W.19
th
St
§
Florida 33172
§
U.S.A.
Tel: 305 593-6033
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Fax: 305-594-3973
§
e-mail: sales@raltron.com
§
Internet: http:/www.raltron.com
PIN DESCRIPTION
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Name
REF OUT
TCK
TMS
GND
FREE-RUN
LOR
LOL
REF IN
OUT
OUT EN
Vcc
TDO
IN-B
IN-A
Description
Reference Output -> The buffered signal from REFERENCE IN pin.
J-TAG port for factory usage – TCK
J-TAG port for factory usage – TMS
Ground
Free-Run -> Control input to force unit to run as free running oscillator
Loss of Reference -> Output signal shows presence of the reference
Loss of Lock -> Output signal shows status of the PLL
Reference Input -> Reference input signal
Oscillator Output -> Output of the module
Output Enable -> Control input to enable/disable the module output
Positive supply voltage
J-TAG port for factory usage – TDO
External Reference 1 Input -> Select input from reference 1
External Reference 2 Input -> the input from reference 2
ORDERING INFORMATION
SY0002-19.44
SY0002-38.88
SY0002-77.76
Output frequency 19.44MHz
Output frequency 38.88MHz
Output frequency 77.76MHz
-
For other frequencies contact the factory!
SPECIFICATION
General Specifications
Mechanical
Power
Environment
19.4 x 20.3 mm
3.3VDC, <100mA
Operating Temperature
Storage Temperature
Humidity
Voltage Controlled Crystal Oscillator
(VCXO)
1
8, 16, 32 and 64kHz
HCMOS/TTL Compatible
2
19.44, 38.88, 77.76MHz
HCMOS
Buffered REF IN
HCMOS
±
25ppm min
<0.001UI
SMT Module FR4 14pins dual-in-line
Regulated
0°C to 70°C
-40° to 85°C
5% to 95% non-condensing
Internal Oscillators
Input Signals
Number of Reference Inputs
Input reference frequency
Select by external pins
Signal Level
Output Signals
Number of Outputs
Output 1
User defined
Output 1 Signal Level
Output 2
Output 2 Signal Level
Tracking/Capture Range
Jitter generation
Signal Quality
Performance
Jitter tolerance
Free run accuracy
2
μ
s, 10 Hz (0.05 UI @ 8KHz)
±
20ppm max. @ 25°C
Frequency Output
Performance
No reference signal