Overview
The ADF4154BCPZ-RL is a high-performance fractional-N frequency synthesizer produced by Analog Devices Inc. This device is designed to implement local oscillators in the up-conversion and down-conversion sections of wireless receivers and transmitters. It features a low noise digital phase frequency detector (PFD), a precision charge pump, and a programmable reference divider. The synthesizer supports RF bandwidth up to 4 GHz and operates with a power supply ranging from 2.7 V to 3.3 V, making it versatile for various wireless communication applications.
Key Specifications
| Parameter | Value |
|---|---|
| RF Bandwidth | Up to 4 GHz |
| Power Supply | 2.7 V to 3.3 V |
| Operating Temperature | -40°C to +85°C |
| Package Type | 20-Lead Lead Frame Chip Scale Package |
| Prescaler | Programmable dual-modulus prescaler (4/5, 8/9) |
| Charge Pump Currents | Programmable |
| Interface | 3-wire serial interface |
| Lock Detect | Digital lock detect |
| Power-Down Mode | Available |
Key Features
- RF bandwidth up to 4 GHz
- Separate VP allows extended tuning voltage
- Programmable dual-modulus prescaler (4/5, 8/9)
- Programmable charge pump currents
- 3-wire serial interface
- Digital lock detect
- Power-down mode
- Fast-lock mode with built-in timer
- Pin compatible with ADF4110/ADF4111/ADF4112/ADF4113, ADF4106, ADF4153
- Programmable modulus on fractional-N synthesizer
- Trade-off noise vs. spurious performance
- Loop filter design possible with ADIsimPLL™
Applications
- Base stations for mobile radio (WiMAX, PHS, GSM, PCS, DCS, CDMA, PMR, W-CDMA, supercell 3G)
- Wireless handsets (PMR, GSM, PCS, DCS, CDMA, WCDMA)
- CATV equipment
- Wireless LANs
- Communications test equipment
Q & A
- What is the RF bandwidth of the ADF4154BCPZ-RL?
The RF bandwidth of the ADF4154BCPZ-RL is up to 4 GHz.
- What is the operating temperature range of the ADF4154BCPZ-RL?
The operating temperature range is -40°C to +85°C.
- What type of package does the ADF4154BCPZ-RL come in?
The ADF4154BCPZ-RL comes in a 20-Lead Lead Frame Chip Scale Package.
- Does the ADF4154BCPZ-RL support power-down mode?
Yes, the ADF4154BCPZ-RL supports power-down mode.
- What is the purpose of the fast-lock mode in the ADF4154BCPZ-RL?
The fast-lock mode allows the PLL to remain in wide bandwidth mode for a predetermined countdown time, enhancing lock time performance.
- How is the ADF4154BCPZ-RL controlled?
The device is controlled via a simple 3-wire serial interface.
- What types of prescalers are supported by the ADF4154BCPZ-RL?
The device supports programmable dual-modulus prescalers (4/5, 8/9).
- Can the charge pump currents be programmed in the ADF4154BCPZ-RL?
Yes, the charge pump currents can be programmed.
- Is the ADF4154BCPZ-RL pin compatible with other models?
Yes, it is pin compatible with ADF4110/ADF4111/ADF4112/ADF4113, ADF4106, and ADF4153.
- What tool can be used for loop filter design with the ADF4154BCPZ-RL?
The ADIsimPLL™ tool can be used for loop filter design.
