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Analog Devices Inc. ADF4153WYRUZ-RL7
- Part No.:
- ADF4153WYRUZ-RL7
- Manufacturer:
- Analog Devices Inc.
- Package:
- 16-TSSOP (0.173", 4.40mm Width)
- Datasheet:
-
ADF4153WYRUZ-RL7.pdf
- Description:
- IC FRACT N SYNTH 16TSSOP
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
ADF4153WYRUZ-RL7 from Analog Devices is a fractional-N frequency synthesizer IC designed for local oscillator generation in RF up/downconversion paths of wireless transceivers. It supports RF input frequencies up to 4 GHz, operates from 2.7 V to 3.3 V, features programmable charge pump current (up to 5 mA), and delivers consistent RF output phase with analog/digital lock detect - enabling precise PLL implementation in GSM/CDMA/W-CDMA base stations.
For engineers reviewing the ADF4153WYRUZ-RL7 datasheet, ADF4153WYRUZ-RL7 pinout, ADF4153WYRUZ-RL7 application, or ADF4153WYRUZ-RL7 equivalent, this page provides verified technical context, validated pin functions, confirmed automotive-grade operating range (−40°C to +125°C), real-world phase noise performance (−102 dBc/Hz @ 5 kHz offset), and direct alternatives for RF synthesizer selection.
Technical Context
The ADF4153WYRUZ-RL7 implements a third-order Σ-Δ fractional interpolator to enable fine frequency resolution via programmable INT/FRAC/MOD registers (N = INT + FRAC/MOD), supporting PFD frequencies up to 32 MHz and reference input frequencies from 10 MHz to 250 MHz. Its dual-path RF prescaler accepts differential RFINA/RFINB inputs and integrates a low-noise phase frequency detector with antibacklash pulse control.
It features separate VP supply (up to 5.5 V) for extended VCO tuning voltage range, 3-wire serial interface with 24-bit shift register and double-buffered modulus programming, and multiplexed MUXOUT for RF lock detect, scaled RF, or scaled reference output - all qualified per AEC-Q100 for automotive applications.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| RF Input Frequency | 0.5 GHz to 4.0 GHz - supports full-band VCO feedback in cellular and WiMAX transceivers without external prescaling. |
| PFD Frequency Max | 32 MHz - enables high-resolution channel spacing (e.g., 200 kHz GSM channels) with stable loop dynamics. |
| Charge Pump Current | Programmable 312.5 µA to 5 mA - sets loop filter gain and directly impacts lock time and phase noise trade-offs. |
| Phase Noise Floor | −220 dBc/Hz - defines ultimate close-in noise limit independent of N-divider value, critical for adjacent-channel rejection. |
| Operating Temperature | −40°C to +125°C - validated for under-hood automotive RF modules and industrial base station power amplifiers. |
| Supply Voltage Range | 2.7 V to 3.3 V (AVDD/DVDD/SDVDD) - compatible with standard 3.3 V digital rails and low-power system design. |
| Reference Input Range | 10 MHz to 250 MHz - accommodates crystal oscillators, TCXOs, and frequency-doubled sources for flexible system clocking. |
Pinout & Package
ADF4153WYRUZ-RL7 is packaged in a 16-lead TSSOP (RU-16) with exposed paddle thermal pad (not electrically connected). Pinout matches ADF411x/ADF4106 family for layout reuse.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RSET | Charge pump current setting | Resistor-to-ground sets ICPMAX (5 mA typical at 5.1 kΩ); enables precise loop filter optimization. |
| CP | Charge pump output | Drives external loop filter with ±ICP; requires low-impedance path to VCO tuning port. |
| CPGND | Charge pump ground return | Must be isolated from digital ground to prevent noise coupling into sensitive analog control path. |
| RFINA / RFINB | Differential RF input | Accepts ac-coupled VCO output; internal limiting amplifier enables robust operation down to −6.5 dBm. |
| REFIN | Reference clock input | CMOS-compatible (0.7–AVDD Vp-p); supports TTL/CMOS oscillators or ac-coupled sine sources. |
| CLK / DATA / LE | 3-wire serial interface | 24-bit MSB-first load; LE edge triggers latch selection (N/R/Control/Noise registers) via C1/C2 bits. |
| MUXOUT | Multiplexed diagnostic output | Selectable between RF lock detect, divided RF, or divided REFIN - simplifies board-level validation. |
| VP | Charge pump power supply | Independent rail (AVDD to 5.5 V) extends VCO tuning range beyond core supply limits. |
Key Features
| Feature | Design Value |
|---|---|
| Fractional-N synthesis with Σ-Δ interpolation | Enables sub-Hz frequency resolution and eliminates integer boundary spurs in wideband PLL designs. |
| Separate VP supply (up to 5.5 V) | Allows direct drive of high-tuning-range VCOs (e.g., 0–5.5 V varactors) without level-shifting circuitry. |
| Analog + digital lock detect | Provides redundant, fail-safe PLL status monitoring for safety-critical automotive RF subsystems. |
| Pin-compatible with ADF4110/ADF4111/ADF4112/ADF4113/ADF4106 | Permits drop-in upgrade from integer-N to fractional-N synthesis without PCB redesign or layout changes. |
| Qualified for automotive applications | Meets AEC-Q100 Grade 1 requirements (−40°C to +125°C), including HTOL, temperature cycling, and ESD robustness. |
Applications
| Base Station Transmitter LO | GSM Handset Local Oscillator |
|---|---|
Use Scenario: Generating 1.8–2.2 GHz LO for Doherty PA driver stage in macrocell BTS. IC Role / Device Role / Timing Role: Fractional-N synthesizer providing phase-coherent, low-spur LO with fast frequency agility for multi-carrier operation. Use Value: −102 dBc/Hz phase noise @ 5 kHz offset ensures >70 dB ACLR in 20 MHz LTE carriers; Y-version rating supports outdoor cabinet thermal profiles. |
Use Scenario: Dual-band LO generation (900 MHz/1800 MHz) in compact GSM handset front-end. IC Role / Device Role / Timing Role: Single-chip synthesizer replacing discrete PLL + divider, reducing BOM count and board area. Use Value: 3-wire interface minimizes GPIO usage; 2.7–3.3 V operation aligns with battery-supplied PMIC rails; integrated lock detect replaces external comparator. |
| WiMAX Base Station Receiver | Automotive Radar Test Equipment |
Use Scenario: 3.5 GHz downconversion LO in fixed WiMAX CPE receiver with <100 Hz channel spacing. IC Role / Device Role / Timing Role: High-resolution synthesizer delivering exact IF alignment across 128 subcarriers via programmable FRAC/MOD. Use Value: Programmable fractional modulus (2–4095) enables precise channel raster matching; ADIsimPLL integration accelerates loop filter design. |
Use Scenario: Sweep generator LO in 77 GHz automotive radar production tester requiring traceable frequency accuracy. IC Role / Device Role / Timing Role: Reference-stable synthesizer locked to ovenized 10 MHz OCXO, generating calibrated test tones. Use Value: Consistent RF output phase enables coherent multi-tone testing; −40°C to +125°C qualification ensures reliability during environmental stress screening. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fractional-N synthesizer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADF4159BCPZ-RL7 | Higher RF bandwidth (6.1 GHz), integrated VCO, no external RFIN needed; consumes more current (32 mA vs. 24 mA). | Replaces ADF4153WYRUZ-RL7 + external VCO in space-constrained modules; not suitable for existing VCO-based architectures. | Select when integrating VCO reduces bill-of-materials and board area is premium; verify thermal dissipation in sealed enclosures. |
| LMS8001TR | Direct-conversion transceiver with embedded synthesizer; supports 100 MHz–3.8 GHz; lacks separate VP pin and automotive qualification. | Targets SDR platforms requiring full transceiver functionality; unsuitable for standalone LO generation or AEC-Q100-compliant systems. | Choose only for new SDR designs where baseband processing and RF synthesis are co-integrated; avoid for legacy PLL upgrades. |
Compared with ADF4153WYRUZ-RL7, ADF4159BCPZ-RL7 offers higher integration but sacrifices flexibility in VCO selection and thermal headroom, while LMS8001TR trades standalone synthesizer precision for multimode transceiver capability - making ADF4153WYRUZ-RL7 optimal for high-reliability, externally tuned RF subsystems.
Availability
ADF4153WYRUZ-RL7 is available at Aetrix Electronics and suitable for automotive radar modules, cellular base station power amplifiers, and WiMAX customer premises equipment requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for ADF4153WYRUZ-RL7 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices is a global leader in high-performance analog, mixed-signal, and RF ICs, serving industrial, automotive, communications, and healthcare markets with precision signal processing solutions.
The ADF4153 product line delivers automotive-qualified fractional-N synthesizers optimized for low-phase-noise, high-reliability local oscillator generation in wireless infrastructure and vehicle connectivity systems.
FAQ
What is the maximum RF input frequency supported by the ADF4153WYRUZ-RL7?
The ADF4153WYRUZ-RL7 supports RF input frequencies from 0.5 GHz to 4.0 GHz, as specified in the Rev. G datasheet Table 1 for the Y version. This range covers GSM, W-CDMA, WiMAX, and SuperCell 3G bands. Operation below 1.0 GHz requires ensuring slew rate exceeds 400 V/µs to maintain proper prescaler function.
Does the ADF4153WYRUZ-RL7 require an external loop filter?
Yes, the ADF4153WYRUZ-RL7 requires an external passive loop filter between the CP pin and the VCO tuning port. The device contains no on-chip filtering; its charge pump output drives the filter directly. Analog Devices provides ADIsimPLL software to generate optimized filter component values based on target loop bandwidth and stability criteria.
How does the MUXOUT pin function on the ADF4153WYRUZ-RL7?
The MUXOUT pin on the ADF4153WYRUZ-RL7 is a configurable diagnostic output controlled by M3/M2/M1 bits in the Noise and Spur Register (R3). It can be set to output analog lock detect, digital lock detect, divided RF (÷2 or ÷4), or divided reference frequency - enabling real-time PLL status verification and frequency calibration without additional test equipment.
Is the ADF4153WYRUZ-RL7 pin-compatible with earlier ADF411x devices?
Yes, the ADF4153WYRUZ-RL7 is explicitly stated as pin-compatible with ADF4110/ADF4111/ADF4112/ADF4113 and ADF4106 in the Rev. G datasheet Features section. This allows direct replacement in existing layouts, retaining identical footprint, power routing, and interface connections while upgrading to fractional-N synthesis capability.
What is the purpose of the VP pin on the ADF4153WYRUZ-RL7?
The VP pin on the ADF4153WYRUZ-RL7 supplies power to the charge pump independently from AVDD/DVDD, allowing it to operate up to 5.5 V. This extends the tuning voltage range delivered to the external VCO, supporting varactor diodes requiring >3.3 V control swing - essential for wideband VCOs used in multiband base stations and test equipment.
ADF4153WYRUZ-RL7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- ADI0012
- Package/Case:
- 16-TSSOP (0.173", 4.40mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Type:
- Fractional N Synthesizer (RF)
- PLL:
- Yes
- Input:
- CMOS, TTL
- Output:
- Clock
- Number of Circuits:
- 1
- Ratio - Input:Output:
- 2:1
- Differential - Input:Output:
- Yes/No
- Frequency - Max:
- 4GHz
- Divider/Multiplier:
- No/Yes
- Voltage - Supply:
- 2.7V ~ 3.3V
- Operating Temperature:
- -40°C ~ 125°C
- Mounting Type:
- Surface Mount
- Grade:
- Automotive
- Qualification:
- -
- Supplier Device Package:
- 16-TSSOP
ADF4153WYRUZ-RL7 FAQ
1.How can I place an order for ADF4153WYRUZ-RL7 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADF4153WYRUZ-RL7 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADF4153WYRUZ-RL7 reliable?
The price and inventory of ADF4153WYRUZ-RL7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADF4153WYRUZ-RL7 is usually 5 days.
3.What payment methods are accepted for ADF4153WYRUZ-RL7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADF4153WYRUZ-RL7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADF4153WYRUZ-RL7?
ADF4153WYRUZ-RL7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADF4153WYRUZ-RL7 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADF4153WYRUZ-RL7?
For technical support, including ADF4153WYRUZ-RL7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADF4153WYRUZ-RL7 requirements.
6.How does Aetrix verify that ADF4153WYRUZ-RL7 is sourced from the original manufacturer or authorized distributors?
All ADF4153WYRUZ-RL7 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADF4153WYRUZ-RL7 meets industry standards.
7.What is the process for return or replacement of ADF4153WYRUZ-RL7?
All ADF4153WYRUZ-RL7 units undergo pre-shipment inspection (PSI). If there is an issue with ADF4153WYRUZ-RL7, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADF4153WYRUZ-RL7 part is unused and in its original packaging.
Return procedure for ADF4153WYRUZ-RL7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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