LMK04208
LMK04208 is Low-Noise Clock Jitter Cleaner manufactured by Texas Instruments.
Features
- 1 Ultra-Low RMS Jitter Performance
- 111 fs, RMS Jitter (12 k Hz to 20 MHz)
- 123 fs, RMS Jitter (100 Hz to 20 MHz)
- Dual Loop PLLatinum™ PLL Architecture
- PLL1
- Integrated Low-Noise Crystal Oscillator Circuit
- Holdover Mode when Input Clocks are Lost
- Automatic or Manual Triggering/Recovery
- PLL2
- Normalized PLL Noise Floor of
- 227 d Bc/Hz
- Phase Detector Rate of Up to 155 MHz
- OSCin Frequency-Doubler
- Integrated Low-Noise VCO or External VCO
Mode
- Two Redundant Input Clocks with LOS
- Automatic and Manual Switch-Over Modes
- 50 % Duty Cycle Output Divides, 1 to 1045 (Even and Odd)
- 6 LVPECL, LVDS, or LVCMOS Programmable
Outputs
- Digital Delay: Fixed or Dynamically Adjustable
- 25 ps Step Analog Delay Control
- 7 Differential Outputs, Up to 14 Single-Ended
- Up to 6 VCXO/Crystal Buffered Outputs
- Clock Rates of Up to 1536 MHz
- 0-Delay Mode
- Three Default Clock Outputs at Power Up
- Multi-Mode: Dual PLL, Single PLL, and Clock
Distribution
- Industrial Temperature Range:
- 40°C to +85°C
- 3.15-V to 3.45-V Operation
- 64-Pin WQFN Package (9.0 × 9.0 × 0.8 mm)
2 Applications
- Data Converter Clocking
- Wireless Infrastructure
- Networking, SONET/SDH, DSLAM
- Medical, Video, Military, Aerospace
- Test and...