Overview
The ADF4153BRU, produced by Analog Devices Inc., is a fractional-N frequency synthesizer designed for use in various wireless communication systems. It is a key component in implementing local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters. The device features a low noise digital phase frequency detector (PFD), a precision charge pump, and a programmable reference divider, along with a Σ-Δ based fractional interpolator for programmable fractional-N division.
Key Specifications
| Parameter | Description |
|---|---|
| Package | 16-TSSOP (0.173", 4.40mm Width) |
| Supply Voltage | 2.7 V ~ 3.3 V |
| Operating Temperature | -40°C ~ 85°C |
| Maximum Frequency | 4 GHz |
| Input Type | CMOS TTL |
| Output Type | Clock |
| Mounting Type | Surface Mount |
| Divider/Multiplier | Yes |
Key Features
- Low noise digital phase frequency detector (PFD) and precision charge pump.
- Programmable reference divider and Σ-Δ based fractional interpolator for programmable fractional-N division.
- Includes a 4-bit RF R counter, a 9-bit RF N counter, a 12-bit FRAC counter, and a 12-bit modulus counter.
- Double-buffered programmable modulus for smooth operation.
- Fastlock with spurious optimization and phase resync capabilities.
- Pin-compatible with ADF4110/ADF4111/ADF4112/ADF4113 and ADF4106.
Applications
- CATV equipment.
- Base stations for mobile radio (GSM, PCS, DCS, WiMAX, SuperCell 3G, CDMA, W-CDMA).
- Wireless handsets (GSM, PCS, DCS, CDMA, W-CDMA).
- Wireless LANs and PMR Communications.
- Communications test equipment.
- Qualified for automotive applications.
Q & A
- What is the ADF4153BRU used for? The ADF4153BRU is used as a fractional-N frequency synthesizer in wireless communication systems, implementing local oscillators in receivers and transmitters.
- What is the maximum frequency supported by the ADF4153BRU? The maximum frequency supported is 4 GHz.
- What is the supply voltage range for the ADF4153BRU? The supply voltage range is 2.7 V ~ 3.3 V.
- What is the operating temperature range for the ADF4153BRU? The operating temperature range is -40°C ~ 85°C.
- What type of package does the ADF4153BRU come in? The ADF4153BRU comes in a 16-TSSOP package.
- Is the ADF4153BRU pin-compatible with other models? Yes, it is pin-compatible with ADF4110/ADF4111/ADF4112/ADF4113 and ADF4106.
- What are some of the key features of the ADF4153BRU? Key features include a low noise PFD, precision charge pump, programmable reference divider, and Σ-Δ based fractional interpolator.
- What applications is the ADF4153BRU qualified for? It is qualified for automotive applications and used in CATV equipment, base stations, wireless handsets, and more.
- How does the ADF4153BRU handle modulus updates? The ADF4153BRU has a double-buffered programmable modulus, requiring updates to the modulus value to be followed by a write to the N divider register.
- What tools can be used for filter design with the ADF4153BRU? The ADIsimPLL tool can be used for filter design and optimization.
