NRND: This product is not recommended for new designs. However, the device, tool, or software continues to be in production to support existing customers. TI does not recommend using this part in a new design. TI encourages designers to consider alternative products for new designs.
Replaced By:
TLC2933A The device has the SAME FUNCTIONALITY and PINOUT as the compared device but is NOT an exact equivalent.
Ring Oscillator Using Only One External Bias Resistor (RBIAS)
Lock Frequency: 43 MHz to 100 MHz (VDD = 5 V ±5%, TA = 20°C to 75°C, ×1 Output) 37 MHz to 55 MHz (VDD = 3 V ±5%, TA = 20°C to 75°C)
Phase-Frequency Detector (PFD) Section Includes a High-Speed Edge-Triggered Detector With Internal Charge Pump
Independent VCO, PFD Power-Down Mode
Thin Small-Outline Package (14 terminal)
CMOS Technology
Typical Applications:
Frequency Synthesis
Modulation/Demodulation
Fractional Frequency Division
CMOS Input Logic Level
Description
The TLC2933 is designed for phase-locked-loop (PLL) systems and is composed of a voltage-controlled oscillator (VCO) and an edge-triggered-type phase frequency detector (PFD). The oscillation frequency range of the VCO is set by an external bias resistor (RBIAS). The high-speed PFD with internal charge pump detects the phase difference between the reference frequency input and signal frequency input from the external counter. Both the VCO and the PFD have inhibit functions that can be used as a power-down mode. With the high-speed and stable VCO characteristics, the TLC2933 is well suited for use in high-performance PLL systems.
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Inventory
Reported Distributor Inventory as of 10:12 AM GMT, 09 Feb 2010
** Lead time information is not available at this time. However, our information is updated daily so please check back with us soon. Please contact your preferred TI Authorized Distributor for additional information.
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