LMX2485SQX/NOPB

用于射频个人通信的 Δ-Σ 低功耗双路 PLL 24-WQFN -40 to 85

* Quadruple Modulus Prescalers for Lower Divide Ratios * **RF PLL:** 8/9/12/13 or 16/17/20/21 * **IF PLL:** 8/9 or 16/17 * Advanced DeltaSigma Fractional Compensation * 12 bit or 22 Bit Selectable Fractional Modulus * Up to 4th Order Programmable Delta-Sigma Modulator * Features for Improved Lock Times and Programming * Fastlock / Cycle Slip Reduction * Integrated Time-Out Counter * Single Word Write to Change Frequencies with Fastlock * Wide Operating Range * LMX2485 RF PLL: 500 MHz to 3.0 GHz * LMX2485E RF PLL: 50 MHz to 3.0 GHz * Useful Features * Digital Lock Detect Output * Hardware and Software Power-Down Control * On-Chip Crystal Reference Frequency Doubler. * RF Phase Comparison Frequency up to 50 MHz * 2.5 to 3.6 Volt Operation with ICC = 5.0 mA at 3.0 V