ADF4112BRU-REEL7

Product Overview

Category

The ADF4112BRU-REEL7 belongs to the category of integrated circuits (ICs) and specifically falls under the category of frequency synthesizers.

Use

This product is primarily used in electronic devices for generating stable and precise radio frequency (RF) signals. It finds applications in various fields such as wireless communication systems, radar systems, satellite communication, and test equipment.

Characteristics

• Frequency Range: The ADF4112BRU-REEL7 offers a wide frequency range, typically from a few megahertz (MHz) up to several gigahertz (GHz).
• High Resolution: It provides excellent frequency resolution, allowing fine-tuning of RF signals.
• Low Phase Noise: This IC ensures low phase noise, resulting in improved signal quality.
• Fast Lock Time: The ADF4112BRU-REEL7 features a fast lock time, enabling quick frequency switching.
• Low Power Consumption: It operates with low power consumption, making it suitable for battery-powered devices.
• Small Package Size: The IC comes in a compact package, facilitating integration into space-constrained designs.

Package and Quantity

The ADF4112BRU-REEL7 is available in a 16-pin TSSOP (Thin Shrink Small Outline Package). It is typically supplied in reels containing a quantity of 250 units.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Frequency Range: Up to 6 GHz
• Reference Input Frequency Range: 10 kHz to 32 MHz
• Programmable Divider: 12-bit
• Phase Detector Frequency: Up to 125 MHz
• Serial Interface: 3-wire SPI (Serial Peripheral Interface)

Pin Configuration

The ADF4112BRU-REEL7 features the following pin configuration:

1. Vp: Phase Detector Power Supply
2. CP: Charge Pump Output
3. DGND: Digital Ground
4. CE: Chip Enable
5. LE: Load Enable
6. CLK: Serial Clock Input
7. DATA: Serial Data Input
8. MUXOUT: Multiplexer Output
9. RFIN: Reference Frequency Input
10. AVDD: Analog Power Supply
11. DVDD: Digital Power Supply
12. GND: Ground
13. N/C: No Connection
14. RFOUTB: RF Output B
15. RFOUTA: RF Output A
16. VCP: Charge Pump Power Supply

Functional Features

• Fractional-N Synthesis: The ADF4112BRU-REEL7 supports fractional-N synthesis, allowing precise frequency generation.
• Programmable Divider: It incorporates a 12-bit programmable divider for fine frequency resolution.
• Phase-Locked Loop (PLL): This IC utilizes a PLL architecture to generate stable and accurate RF signals.
• Fast Lock Detect: It includes a fast lock detect feature that provides an indication when the PLL has achieved lock.
• Power-Down Mode: The ADF4112BRU-REEL7 offers a power-down mode to conserve energy when not in use.

Advantages and Disadvantages

Advantages

• Wide frequency range enables versatile applications.
• High-resolution frequency tuning allows precise control.
• Low phase noise ensures high signal quality.
• Fast lock time facilitates quick frequency switching.
• Compact package size enables integration in space-constrained designs.

Disadvantages

• Limited output power handling capability.
• Requires external components for complete functionality.
• Complex programming interface may require expertise for optimal usage.

Working Principles

The ADF4112BRU-REEL7 operates based on the principle of phase-locked loop (PLL) frequency synthesis. It takes an input reference frequency and uses a programmable divider, phase detector, and charge pump to generate an output frequency that is a multiple or fraction of the reference frequency. The PLL continuously adjusts the division ratio to maintain a locked phase relationship between the input and output signals, resulting in a stable and accurate RF signal.

Application Field Plans

The ADF4112BRU-REEL7 finds applications in various fields, including: 1. Wireless Communication Systems: Used for frequency synthesis in wireless transceivers, base stations, and access points. 2. Radar Systems: Enables precise frequency generation in radar systems for target detection and tracking. 3. Satellite Communication: Utilized in satellite communication systems for uplink and downlink frequency synthesis. 4. Test Equipment: Incorporated into test and measurement equipment for generating stable and precise test signals.

Alternative Models

For alternative options, consider the following models: 1. ADF4110BRUZ: Similar functionality with a different pin configuration. 2. ADF4111BRUZ: Offers additional