The MAX3670 is a low-jitter 155MHz/622MHz reference clock generator IC designed for system clock distribution and frequency synchronization in OC-48 and OC-192 SONET/SDH and WDM transmission systems. The MAX3670 integrates a phase/frequency detector, an operational amplifier (op amp), prescaler dividers and input/output buffers. Using an external VCO, the MA.
MAX3670
Applications
OC-12 to OC-192 SONET/WDM Transport Systems Clock Jitter Clean-Up and Frequency Synchronization Frequency Conversion System Clock Distribution
Ordering Information
PART MAX3670EGJ TEMP. RANGE PIN-PACKAGE -40°C to +85°C 32 QFN-EP
* (5mm x 5mm)
*Exposed pad Pin Configuration appears at end of data sheet.
Typical Application Circuit
3.3V 155MHz REFCLK+ REFCLK3.3V 142Ω VCOIN+ VCO KVCO = 25kHz/V 155MHz 100Ω VCOIN142Ω RSEL VSEL N.C. N.C. 142Ω MOUT+ MOUT142Ω MAX3892 16:1 SERIALIZER
VCCD
MAX3670
332Ω VC 0.01µF 4700pF 500kΩ OPAMPOPAMP+ 4700pF 500kΩ POLAR GND
GSEL1 GSEL2 GSE.
The MAX3670 is a low-jitter 155MHz/622MHz reference clock generator IC designed for system clock distribution and freque.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | MAX3671 |
Microsemi |
Low-Jitter Frequency Synthesizer | |
2 | MAX3671 |
Maxim Integrated Products |
Low-Jitter Frequency Synthesizer | |
3 | MAX3672 |
Maxim |
Low-Jitter 155MHz/622MHz Clock Generator | |
4 | MAX3673 |
Microsemi |
Low-Jitter Frequency Synthesizer | |
5 | MAX3673 |
Maxim Integrated Products |
Low-Jitter Frequency Synthesizer | |
6 | MAX3674 |
Microsemi |
Network Clock Synthesizer | |
7 | MAX3674 |
Maxim Integrated Products |
Network Clock Synthesizer | |
8 | MAX3675 |
Maxim |
622Mbps / Low-Power / 3.3V Clock-Recovery and Data-Retiming IC | |
9 | MAX3676 |
Maxim |
622Mbps / 3.3V Clock-Recovery and Data-Retiming IC | |
10 | MAX3679 |
Maxim Integrated Products |
Low-Jitter Crystal to LVPECL Clock Generator | |
11 | MAX3679A |
Maxim Integrated Products |
Low-Jitter Crystal to LVPECL Clock Generator | |
12 | MAX3600 |
Maxim Integrated Products |
Laser Driver |