CDCE(L)949: Flexible Low Power LVCMOS Clock Generator
With SSC Support for EMI Reduction

1 Features

Member of programmable clock generator family
- CDCEx913: 1 PLLs, 3 outputs
- CDCEx925: 2 PLLs, 5 outputs
- CDCEx937: 3 PLLs, 7 outputs
- CDCEx949: 4 PLLs, 9 outputs
In-System programmability and EEPROM
- Serial programmable volatile register
- Nonvolatile EEPROM to store customer settings
Flexible input clocking concept
- External crystal: 8MHz to 32MHz
- On-chip VCXO pull-range: ±150ppm
- Single-ended LVCMOS up to 160MHz
Free selectable output frequency up to 230MHz
Low-noise PLL core
- PLL loop filter components integrated
- Low period jitter: 60ps (typical)
Separate output supply pins
- CDCE949: 3.3V and 2.5V
- CDCEL949: 1.8V
Flexible clock driver
- Three user-definable control inputs [S0/S1/S2] (for example: SSC selection, frequency switching, output enable or power down)
- Generates highly accurate clocks for video, audio, USB, IEEE1394, RFID, Bluetooth®, WLAN, Ethernet™, and GPS
- Generates common clock frequencies used with TI-DaVinci™, OMAP™, DSPs
- Programmable SSC modulation
- Enables 0ppm clock generation
1.8V device core supply
Wide temperature range: –40°C to 85°C
Packaged in TSSOP
Development and programming kit for easy PLL design and programming (TI Pro-Clock™)