1. Device Information:

️· Product: AD9852
️· Type: Programmable Waveform Generator, PLL, and High-Speed Comparator.
️· Key Features:
- Programmable Waveform Generation
- Phase-Locked Loop (PLL)
- High-Speed Comparator
- Supports FSK, BPSK, and Chirp Modes.
- Cosine DAC outputs.
- Analog and Digital supply voltage capabilities.

2. Pin Configuration (Key Pins - summarized):

️· DVDD/AVDD/Vdd: Supply voltages (multiple pins)
️· DGND/AGND/GND: Ground pins
️· D0-D7: Digital I/O pins
️· A0-A5: Address/Control pins
️· I/O UD: I/O control.
️· REFCLKB/REFCLK: Reference clock inputs (differential/single-ended).
️· DACBP/DACRSET: DAC bypass capacitor and output current set.
️· MASTER/RESET: Master reset pin for programming bus initialization.
️· S/P SELECT: Serial/Parallel Programming Mode Select.
️· PLL FILTER: PLL filter compensation network.
️· DIFF CLK: Differential Clock Enable
️· VINP/VINN: Comparator Input pins

3. Performance Characteristics (as reflected in the figures):

️· Wideband SFDR (Spurious Free Dynamic Range): Figures 2-7 show SFDR performance across a range of frequencies (19.1 MHz to 119.1 MHz). SFDR values vary with frequency, generally exhibiting good performance within the tested range.
️· Testing Conditions: Reference clock = 30 MHz, REFCLK Multiplier = 10.

4. Figures:

️· The figures illustrate the wideband SFDR (Spurious Free Dynamic Range) performance of the AD9852 at various frequencies (19.1 MHz, 39.1 MHz, 59.1 MHz, 79.1 MHz, 99.1 MHz, 119.1 MHz).

5. Key Points & Cautions:

️· Power Supply: Multiple pins designated for both digital and analog supply voltages. Proper grounding is crucial.
️· PLL Compensation: The PLL filter network requires an external compensation network for optimal performance.
️· Master Reset: A Master Reset is necessary for initialization of the programming bus.
️· SFDR Variation: SFDR is frequency-dependent; see the figures for specific performance at various frequencies.