ADF4106BRU - 6 GHz Integer-N PLL | Analog Devices | RF
MPN: ADF4106BRU ✓ Hoạt độngADF4106BRU Tóm tắt
An integer-N PLL is a clock-and-timing feedback circuit used to generate an RF output locked to a stable reference frequency. Its phase-frequency detector compares the divided feedback signal with the reference, while the charge pump, loop filter, voltage-controlled oscillator, prescaler, and programmable counters close the feedback loop. Within the broader hierarchy, the ADF4106 belongs to frequency synthesizers, clock generators, phase-locked loops, and clock-and-timing integrated circuits used in wireless RF signal chains.
The ADF4106 provides a 6.0 GHz bandwidth and is intended for local-oscillator generation in wireless receiver and transmitter up-conversion and down-conversion sections. Its architecture includes a low-noise digital phase-frequency detector, precision charge pump, programmable reference divider, programmable A and B counters, and a programmable dual-modulus prescaler. Additional programming controls include selectable charge-pump currents and an adjustable anti-backlash pulse width.
The separate VP charge-pump supply allows an extended tuning-voltage range when supported by the surrounding voltage-controlled oscillator and loop-filter design. A 3-wire serial interface configures the frequency plan and operating parameters. This architecture is appropriate when integer division relationships are acceptable and predictable channel spacing, programmable counters, and flexible prescaler selection are more important than fractional-N synthesis.
Typical uses include wireless receiver local oscillators, transmitter up-converters and down-converters, RF measurement equipment, instrumentation, and other RF communications systems targeting frequencies below 6 GHz. The verified distributor listing identifies the ADF4106BRU as a clock/frequency synthesizer IC with one channel and a 16-TSSOP package.
Layout quality directly affects PLL behavior. Keep the reference and RF paths compact and impedance-controlled, place loop-filter components close to the charge-pump and VCO interface, and provide adequate ground-plane continuity. Confirm lock range, reference-divider limits, prescaler values, counter limits, and VCO tuning voltage against the manufacturer datasheet before production release.
This product page combines the verified 6 GHz and package information, official Analog Devices documentation, distributor sourcing data, and practical RF design guidance. It also distinguishes true pin-compatible replacements from parts that are only functionally similar, helping engineers avoid invalid drop-in substitutions.
Bộ thay thế dễ dàng lắp đặt cho ADF4106BRU — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
ADF4106BRU-REEL
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADF4106BRUZ
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →ADF4106BRU Thông số kỹ thuật
| Product Type | Integer-N PLL frequency synthesizer |
| Maximum Synthesizer Frequency | 6.0 GHz |
| Minimum Reference Input Frequency | 20 MHz |
| Number of Circuits | 1 |
| Architecture | Integer-N |
| Power-Supply Voltage | 3.3 V |
| Charge-Pump Supply | Separate VP supply |
| Prescaler | Programmable dual-modulus P/(P+1) |
| Reference Divider | Programmable |
| A Counter | 6-bit programmable counter |
| B Counter | Programmable counter |
| Charge-Pump Current | Programmable |
| Anti-Backlash Pulse Width | Programmable |
| Serial Interface | 3-wire serial interface |
| Hộp | 16-pin TSSOP, 0.173 inch / 4.40 mm width |
| Kiểu lắp đặt | Surface mount |
| Trạng thái RoHS | unknown |
| REACH Status | unknown |
| AEC-Q100 Qualification | not_applicable |
Hướng dẫn cấu hình chân ADF4106BRU 16-pin tssop, 0.173 inch / 4.40 mm width
Cấu hình chân cho ADF4106BRU (16-pin tssop, 0.173 inch / 4.40 mm width gói). Số thứ tự chân, chức năng và sơ đồ kết nối được xác định trong tài liệu thông số kỹ thuật của nhà sản xuất. Tham khảo nó để biết footprint và hướng dẫn hàn chính xác.
Không có dữ liệu chân cụ thể sẵn có cho ADF4106BRU.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
ADF4106BRU phù hợp cho 7 Áp dụngs: Wireless Receiver Local Oscillator, Wireless Transmitter Up-Converter, Receiver Down-Converter LO, RF Test and Measurement Instrument, RF Communications Modulator, Frequency-Hop Communication System, Industrial RF Control Platform.
Wireless Receiver Local Oscillator
The ADF4106BRU fits a wireless receiver local-oscillator loop because its 6.0 GHz bandwidth, programmable dual-modulus prescaler, and programmable A and B counters support integer-N channel planning. The 20 MHz minimum reference input and 3-wire serial interface allow the synthesizer to be configured alongside receiver RF and baseband hardware. The external VCO and loop-filter design must provide adequate tuning range and phase margin for every required channel. Because the ADF4106 is integer-N, the reference and divider relationship must permit each target LO frequency without unacceptable fractional spacing constraints.
Được đề xuất
Wireless Transmitter Up-Converter
The ADF4106BRU can generate a programmable LO for wireless transmitter up-conversion stages operating within its 6.0 GHz range. Programmable reference division, prescaler selection, charge-pump current, and anti-backlash pulse width provide tuning controls for optimizing the phase-locked loop. Keep the RF output path impedance-controlled and isolate the synthesizer from high-power PA coupling. Validate output power, spur and phase-noise requirements, VCO sensitivity, and channel-hop timing across the complete transmitter operating range.
Được đề xuất
Receiver Down-Converter LO
The ADF4106BRU is applicable to receiver down-converter local oscillators because Analog Devices identifies wireless receivers as a target application. Its one-channel architecture supports a dedicated LO path, while the programmable prescaler and counters permit integer-N frequency plans up to the verified 6.0 GHz limit. The loop design should account for VCO gain variation, reference phase noise, charge-pump mismatch, and integer-N spur behavior. Verify required IF, image rejection, and mixer drive using the complete RF simulation before hardware release.
Được đề xuất
RF Test and Measurement Instrument
The ADF4106BRU can serve as the RF synthesizer element in instrumentation that requires a programmable local oscillator through 6.0 GHz. The 3-wire serial interface simplifies controlled frequency setup, while programmable charge-pump current and anti-backlash pulse width support loop optimization. A measurement instrument must also provide low-phase-noise references and calibrated RF paths. Evaluate reference-divider values, VCO calibration range, settling time, spur levels, and output amplitude across the instrument operating band before using the device in production equipment.
Được đề xuất
RF Communications Modulator
The ADF4106BRU supports RF communications systems that generate a stable local oscillator for modulation or demodulation blocks. Its low-noise digital phase-frequency detector and precision charge pump are central to closing the feedback loop, while the programmable reference and feedback counters determine available frequencies. The integer-N architecture is especially practical when the channel plan and reference clock yield exact divider ratios. Confirm phase-noise performance, lock-state behavior, tuning-voltage limits, and output isolation in the intended transmitter and receiver modules.
Được đề xuất
Frequency-Hop Communication System
The ADF4106BRU is suitable for frequency-hop systems whose integer-N LO frequencies can be reached through valid reference, prescaler, A-counter, and B-counter combinations. The serial interface allows a controller to change channel settings, while programmable charge-pump current and anti-backlash width help tune lock behavior for the selected loop filter. Hop-time verification must include serial-write latency, VCO settling, loop reacquisition, and channel-dependent phase noise. A precomputed frequency-plan table helps reject invalid divisor combinations before operation.
Được đề xuất
Industrial RF Control Platform
The ADF4106BRU can serve as a programmable RF source within industrial wireless-control equipment operating below 6.0 GHz. The 3.3 V device supply and separate charge-pump supply support partitioned power architecture, while the one-channel synthesizer reduces circuit complexity when only one LO is required. Industrial environments make grounding, isolation, temperature verification, and stable reference design especially important. Validate conducted and radiated emissions, immunity, lock across temperature, and fault behavior before deploying the synthesizer as a production RF source.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho ADF4106BRU — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | ADF4106BRU-REEL | ADF4106BRUZ |
|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Package | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Product Type | Integer-N PLL frequency synthesizer | Integer-N PLL frequency synthesizer | Integer-N PLL frequency synthesizer |
| Maximum Frequency | 6.0 GHz | 6.0 GHz | 6.0 GHz |
| Minimum Reference Frequency | 20 MHz | 20 MHz | 20 MHz |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Number of Circuits | 1 | 1 | 1 |
| Serial Interface | 3-wire serial interface | 3-wire serial interface | 3-wire serial interface |
Bảo phân biệt quan trọng
- Verified 6 GHz production-family positioning (vsADF4156BRUZ)
- Separate charge-pump supply for extended tuning range (vsADF4110BRU)
- Programmable loop-optimization controls (vsADF4153BRU-REEL7)
Ghi chú thiết kế
Use a continuous ground plane and place the loop-filter components close to the relevant charge-pump and interface pins. Keep the reference clock route short, impedance-controlled, and isolated from the RF feedback and VCO-output paths. The supplied evidence does not provide a manufacturer reference layout, so follow the official ADF4106 datasheet recommendations and validate the final stack-up with RF and loop-stability simulations.
Separate the 3.3 V device supply from the external VP charge-pump rail where the loop requires extended tuning voltage. Check VP operating and absolute-maximum limits in the official datasheet before selecting components. Place stable decoupling close to the supply pins and use separate return-current paths so reference, digital, charge-pump, and RF currents do not share a narrow impedance.
Calculate every required output frequency from the integer-N relationship among reference frequency, R divider, prescaler, A counter, and B counter before laying out the PCB. Programmable charge-pump current and anti-backlash pulse width help optimize the closed loop, but the values depend on VCO gain, loop bandwidth, reference phase noise, and target lock behavior. Simulate both lock acquisition and channel switching.
Do not treat a PLL with a similar frequency range or package as a drop-in replacement without checking every pin and software register. The supplied cross-reference results mention ADF4110BRU, ADF4153BRU-REEL7, and ADF4156BRUZ, but they do not verify identical pinout, register maps, electrical limits, or loop interfaces. Functional equivalence and a shared TSSOP outline are insufficient evidence for PCB reuse.
Thông tin tuân thủ
The supplied verified data does not state RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive qualification status. Compliance fields remain unknown rather than inferred.
