Overview
The ADF4212LBRUZ is a dual low power PLL (Phase-Locked Loop) frequency synthesizer produced by Analog Devices Inc. This integrated circuit is designed to implement local oscillators (LO) in the up-conversion and down-conversion sections of wireless receivers and transmitters. It can provide the LO for both the RF and IF sections, making it a versatile component for various wireless communication systems.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 20-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Output | Clock |
| Frequency - Max | 2.4 GHz |
| Input Type | CMOS, TTL |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Supply | 2.7 V ~ 3.3 V |
| Total Current Consumption | 7.5 mA |
| RF/IF Bandwidth | Up to 2.4 GHz |
Key Features
- Dual low power PLL frequency synthesizer for RF and IF sections.
- Low noise digital phase frequency detector (PFD) and precision charge pump.
- Programmable reference divider, A and B counters, and dual modulus prescaler (P/P + 1).
- 3-wire serial interface with 1.8 V compatibility.
- Fastlock mode and power-down mode for power management.
- Analog and digital lock detect.
- Compatible with external loop filters and voltage-controlled oscillators (VCOs) to implement a complete PLL.
Applications
- Wireless handsets (GSM, PCS, DCS, DSC1800, CDMA, WCDMA).
- Base stations for wireless radio (GSM, PCS, DCS, CDMA, WCDMA).
- Wireless LANs.
- Cable TV tuners (CATV).
- Communications test equipment.
Q & A
- What is the ADF4212LBRUZ used for?
The ADF4212LBRUZ is used as a dual low power PLL frequency synthesizer to implement local oscillators in wireless receivers and transmitters.
- What is the maximum frequency range of the ADF4212LBRUZ?
The maximum frequency range of the ADF4212LBRUZ is up to 2.4 GHz.
- What type of interface does the ADF4212LBRUZ use?
The ADF4212LBRUZ uses a 3-wire serial interface with 1.8 V compatibility.
- What are the power supply requirements for the ADF4212LBRUZ?
The ADF4212LBRUZ operates with a power supply ranging from 2.7 V to 3.3 V.
- What are the key features of the ADF4212LBRUZ?
The key features include a low noise digital phase frequency detector, precision charge pump, programmable counters, and dual modulus prescaler.
- Can the ADF4212LBRUZ be powered down when not in use?
- What types of applications is the ADF4212LBRUZ suitable for?
The ADF4212LBRUZ is suitable for wireless handsets, base stations, wireless LANs, cable TV tuners, and communications test equipment.
- What is the operating temperature range of the ADF4212LBRUZ?
The operating temperature range is -40°C to 85°C.
- What package type does the ADF4212LBRUZ come in?
The ADF4212LBRUZ comes in a 20-TSSOP package.
- Does the ADF4212LBRUZ support external loop filters and VCOs?
