FX-700_09 Datasheet, PDF (1/7 Pages) Vectron International, Inc – Low Jitter Frequency Translator

FX-700
Low Jitter Frequency Translator
FX-700
Description
The FX-700 is a crystal-based frequency translator used in communications applications where low jitter is paramount.
Performance advantages include superior jitter performance, high output frequencies and small package size. Advanced custom
ASIC technology results in a highly robust, reliable and predictable device. The device is packaged in a 16 pad ceramic package
with a hermetic seam welded lid.
Features
• 5.0 x 7.5 mm, Hermetically sealed SMD package
• Frequency Translation to 77.760 MHz
• 3.3 Volt or 5.0 Volt Supply
• Tri-State Output allows board test
• Lock Detect
• Commercial or Industrial Temp. Range
• CMOS Output
• Absolute Pull Range Performance to +/-100 ppm
• Capable of locking to an 8 kHz pulse/BITS clock
• Product is free of lead and compliant to EC RoHS Directive
Applications
• Frequency Translation, Clock Smoothing
• Telecom - SONET/SDH/ATM
• Datacom – DSLAM, DSLAR, Access Nodes
• Base Station – GSM, CDMA
• Cable Modem Head End
Block Diagram
C1 Charge
LD
Pump Out
VC
OUT
VC
IN
(8)
(5)
(3)
(16)
FIN
÷
(1-64)
(6)
Phase
Detector
& LD
Charge
Pump
VCXO
VCXO
OUT
(13)
÷
(1-16384)
FOUT
(10)
V
DD
V_DB
V
DA
V
DO
(1)
(11)
(2)
(14)
VCXO
IN
(12)
TRI-STATE
(4)
GND
(7, 9)
Figure 1. Functional block diagram
Page 1 of 7
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Rev: 31Mar2009