Overview
The ADF4110BCPZ-RL7 is a high-performance RF PLL (Phase-Locked Loop) frequency synthesizer produced by Analog Devices Inc. This device is part of the ADF4110 family, which includes the ADF4110, ADF4111, ADF4112, and ADF4113 models. The ADF4110BCPZ-RL7 is specifically designed for applications requiring precise frequency synthesis and is suitable for implementing local oscillators in wireless receivers and transmitters.
The device features a low-noise digital phase frequency detector (PFD), a precision charge pump, and programmable reference and N dividers. It operates with a power supply ranging from 2.7 V to 5.5 V and includes a separate charge pump supply (VP) to extend tuning voltage in 3 V systems.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Operating Frequency | Up to 1.2 GHz (ADF4111), 3.0 GHz (ADF4112), 4.0 GHz (ADF4113) | GHz | Maximum operating frequency of the device |
| Power Supply | 2.7 V to 5.5 V | V | AVDD and DVDD range |
| Charge Pump Supply (VP) | Greater than or equal to VDD | V | Allows extended tuning voltage in 3 V systems |
| Prescaler Values | 8/9, 16/17, 32/33, 64/65 | - | Programmable dual-modulus prescaler |
| Reference Counter (R Counter) | 14-bit | - | Selectable REFIN frequencies at the PFD input |
| A and B Counters | A: 6-bit, B: 13-bit | - | Implement N divider (N = BP + A) |
| Operating Temperature Range | -40°C to +85°C | °C | Industrial (B Version) |
| Storage Temperature Range | -65°C to +150°C | °C | - |
| Maximum Junction Temperature | 150°C | °C | - |
Key Features
- Low-Noise Digital PFD: Features a low-noise digital phase frequency detector for precise phase locking.
- Precision Charge Pump: Includes a precision charge pump for stable frequency synthesis.
- Programmable Dividers: Programmable reference divider, A and B counters, and dual-modulus prescaler for flexible frequency settings.
- Separate Charge Pump Supply: Allows extended tuning voltage in 3 V systems.
- 3-Wire Serial Interface: Control of all on-chip registers via a simple 3-wire interface.
- Power-Down Mode: Hardware and software power-down mode for power conservation.
- Analog and Digital Lock Detect: Provides both analog and digital lock detect signals for monitoring the PLL status.
Applications
- Base Stations for Wireless Radio: GSM, PCS, DCS, CDMA, WCDMA.
- Wireless Handsets: GSM, PCS, DCS, CDMA, WCDMA.
- Wireless LANs: For frequency synthesis in wireless local area networks.
- Communications Test Equipment: Used in various test and measurement equipment for communications systems.
- CATV Equipment: Cable television equipment requiring precise frequency synthesis.
Q & A
- What is the operating frequency range of the ADF4110BCPZ-RL7?
The ADF4110 family, which includes the ADF4110BCPZ-RL7, operates up to different frequencies depending on the model: ADF4110 up to 550 MHz, ADF4111 up to 1.2 GHz, ADF4112 up to 3.0 GHz, and ADF4113 up to 4.0 GHz.
- What is the power supply range for the ADF4110BCPZ-RL7?
The device operates with a power supply ranging from 2.7 V to 5.5 V.
- What is the purpose of the separate charge pump supply (VP)?
The separate charge pump supply (VP) allows extended tuning voltage in 3 V systems.
- What types of prescaler values are available on the ADF4110BCPZ-RL7?
The device features programmable dual-modulus prescaler values of 8/9, 16/17, 32/33, and 64/65.
- How many bits are the A and B counters in the ADF4110BCPZ-RL7?
The A counter is 6-bit, and the B counter is 13-bit.
- What is the operating temperature range for the ADF4110BCPZ-RL7?
The operating temperature range is -40°C to +85°C for the industrial (B Version).
- Does the ADF4110BCPZ-RL7 have power-down modes?
Yes, the device has both hardware and software power-down modes for power conservation.
- How is the ADF4110BCPZ-RL7 controlled?
The device is controlled via a simple 3-wire serial interface.
- What types of lock detect signals does the ADF4110BCPZ-RL7 provide?
The device provides both analog and digital lock detect signals for monitoring the PLL status.
- In what applications is the ADF4110BCPZ-RL7 commonly used?
The device is commonly used in base stations for wireless radio, wireless handsets, wireless LANs, communications test equipment, and CATV equipment.
