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Analog Devices Inc. ADF4193BCPZ-RL
- Part No.:
- ADF4193BCPZ-RL
- Manufacturer:
- Analog Devices Inc.
- Package:
- 32-WFQFN Exposed Pad, CSP
- Datasheet:
-
ADF4193BCPZ-RL.pdf
- Description:
- IC CLK/FREQ SYNTH 32LFCSP
- Quantity:
- Payment:
- Shipping:
Inventory:1,560
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Product details
Overview
ADF4193BCPZ-RL from Analog Devices is a fast-settling, low-phase-noise fractional-N PLL frequency synthesizer designed for GSM/EDGE base station local oscillators. It delivers 5 µs frequency hop across the GSM band with phase settled by 20 µs, 0.5° rms phase error at 2 GHz RF output, and −216 dBc/Hz phase noise figure of merit. Its architecture replaces ping-pong synthesizers in up/downconversion stages.
For engineers reviewing the ADF4193BCPZ-RL datasheet, ADF4193BCPZ-RL pinout, ADF4193BCPZ-RL application, or ADF4193BCPZ-RL equivalent, key selection criteria include fast lock timing under GSM guard period constraints, differential charge pump compliance (0.75 V ≤ VCP ≤ VP – 1.5 V), RF input range up to 3.5 GHz, programmable output phase, and automotive qualification (−40°C to +105°C).
Technical Context
The ADF4193BCPZ-RL implements a Σ-Δ-based fractional interpolator with N-divider for programmable modulus division, paired with a 4-bit R counter and on-chip ×2 doubler to support REFIN frequencies from 10 MHz to 300 MHz. Its differential charge pump and precision PFD operate with ±0.1% current matching and 5% absolute accuracy when RSET = 2.4 kΩ.
A dedicated differential amplifier (VP3 = 5.0–5.65 V) converts CPOUT± to single-ended VTUNE (1.4 V to VP3 − 0.3 V), enabling direct interface to external VCOs. Fast-lock switching (SW1/SW2/SW3) dynamically reconfigures loop filter impedance during wide/narrow bandwidth transitions, maintaining stability while achieving sub-20 µs phase settling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| RF Input Frequency | 0.4–3.5 GHz: supports full GSM/EDGE and DCS1800 bands without external prescaler scaling |
| Phase Noise Figure of Merit | −216 dBc/Hz: enables high-sensitivity receiver LO design with minimal reciprocal mixing impact |
| Charge Pump Current Accuracy | ±5% typ: ensures predictable loop filter gain and stable PLL dynamics across temperature |
| Fast Lock Settling Time | 5 µs frequency hop, phase settled by 20 µs: meets GSM time slot guard period requirements |
| Output Phase Resolution | Digitally programmable: allows precise phase alignment in coherent multi-antenna systems |
| Operating Temperature Range | −40°C to +105°C: qualified for automotive-grade base station equipment deployment |
| Supply Voltages | AVDD/DVDD/SDVDD = 2.7–3.3 V; VP1/VP2 = 4.5–5.5 V; VP3 = 5.0–5.65 V: enables optimized analog/digital power domain separation |
Pinout & Package
The ADF4193BCPZ-RL is housed in a 32-lead LFCSP (5 mm × 5 mm, 0.5 mm pitch) with exposed thermal pad requiring connection to AGND. Pin functions are validated per Analog Devices Rev. G datasheet Figure 3 and Table 4.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RFIN+, RFIN− | Differential RF input to prescaler | Accepts ac-coupled 0.4–3.5 GHz signals; requires 100 pF bypass to AGND |
| CPOUT+, CPOUT− | Differential charge pump outputs | Drive loop filter; require direct connection to AIN+, AIN− of internal differential amplifier |
| AIN+, AIN− | Differential amplifier inputs | Receive CPOUT±; convert to single-ended VTUNE via internal amplifier stage |
| AOUT | Differential amplifier output | Provides 1.4 V to (VP3 − 0.3) V VTUNE range for external VCO tuning |
| CLK, DATA, LE | 3-wire serial programming interface | 24-bit shift register control with MSB-first loading and register-select via LSB control bits |
| RSET | Charge pump current setting | 2.4 kΩ resistor sets ICP = 104 µA (low value) or 6.6 mA (high value) per internal scaling |
| MUXOUT | Multiplexer output | Selectable between lock detect, scaled RF, or scaled reference for debug and monitoring |
Key Features
| Feature | Design Value |
|---|---|
| Fractional-N architecture with Σ-Δ interpolation | Enables fine frequency resolution (e.g., 200 kHz steps in GSM) without integer boundary spurs |
| Integrated differential amplifier | Eliminates need for external op-amp; provides 7 nV/√Hz output noise at 20 kHz offset |
| Three fast-lock switches (SW1/SW2/SW3) | Reconfigure loop filter during bandwidth transition to maintain stability during 5 µs hops |
| Digitally programmable output phase | Supports coherent beamforming and phase calibration via 8-bit phase register (R2) |
| Automotive qualification | Validated for −40°C to +105°C operation with full parametric performance guaranteed |
Applications
| GSM Base Station LO | DCS1800 Transmitter LO |
|---|---|
Use Scenario: Local oscillator generation for upconversion in GSM900 base station transmitters operating at 935–960 MHz. IC Role / Device Role / Timing Role: PLL synthesizer providing agile, phase-coherent RF output synchronized to 26 MHz reference clock. Use Value: Achieves 5 µs frequency hop and <0.5° rms phase error, meeting GSM time slot guard period and EVM requirements. |
Use Scenario: Local oscillator for DCS1800 downconversion in base station receivers covering 1805–1880 MHz. IC Role / Device Role / Timing Role: Fractional-N synthesizer delivering low-spur, low-phase-noise LO with dither-off operation. Use Value: −102 dBc/Hz phase noise at 5 kHz offset (1800 MHz) minimizes reciprocal mixing in adjacent-channel interference scenarios. |
| Instrumentation Signal Source | Automotive Radar Test Equipment |
Use Scenario: Programmable RF source in benchtop signal generators requiring rapid frequency agility and phase repeatability. IC Role / Device Role / Timing Role: Core frequency synthesis engine with digitally adjustable phase and 24-bit register control. Use Value: 20 µs phase settling enables high-throughput automated test sequences without phase drift penalties. |
Use Scenario: LO generation in 77 GHz automotive radar production test systems requiring temperature-stable performance. IC Role / Device Role / Timing Role: Automotive-qualified synthesizer driving mixer stages in vector signal analyzers. Use Value: −40°C to +105°C operation with guaranteed 0.5° rms phase error ensures calibration integrity across environmental chambers. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fractional-N PLL synthesizer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADF4153AACPZ-RL7 | Lower max RF input (2.5 GHz), no integrated differential amplifier, −212 dBc/Hz FoM | Suitable for sub-2.5 GHz instrumentation; requires external op-amp for VCO tuning | Choose when cost sensitivity outweighs GSM agility and integrated amplifier benefits |
| LMS8001TRNQ | Integrated transceiver (not standalone synthesizer); lacks fast-lock switches and automotive temp grade | Targeted at SDR platforms; not drop-in replaceable due to different architecture and pinout | Consider only for new designs where SoC integration justifies trade-offs in phase noise and lock time |
Compared with ADF4193BCPZ-RL, the ADF4153AACPZ-RL7 offers lower cost but sacrifices GSM-band coverage and eliminates the differential amplifier, increasing BOM count and layout complexity; the LMS8001TRNQ integrates more functions but cannot match the ADF4193BCPZ-RL's −216 dBc/Hz FoM or 20 µs phase settling in base station LO roles.
Availability
ADF4193BCPZ-RL is available at Aetrix Electronics and suitable for GSM/EDGE base stations, instrumentation signal sources, and automotive radar test equipment requiring stable component supply across extended temperature ranges.
Supply support for ADF4193BCPZ-RL 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 digital signal processing semiconductors, serving industrial, communications, and automotive markets since 1965.
The ADF4193BCPZ-RL belongs to Analog Devices' RF frequency synthesis product line, engineered specifically to meet stringent GSM/EDGE base station lock time, phase noise, and automotive reliability requirements.
FAQ
What is the maximum RF input frequency supported by the ADF4193BCPZ-RL?
The ADF4193BCPZ-RL supports an RF input frequency range of 0.4 GHz to 3.5 GHz, validated per datasheet Table 1. This covers GSM900, DCS1800, and PHS bands without external prescaling. Operation above 3.5 GHz is not specified and may degrade phase noise or cause prescaler saturation.
How does the ADF4193BCPZ-RL achieve 5 µs frequency hop time?
The ADF4193BCPZ-RL achieves 5 µs frequency hop time using its fast-lock architecture: SW1/SW2/SW3 switches temporarily reconfigure the loop filter during wide-bandwidth mode, while the charge pump current increases to 6.6 mA. This accelerates VTUNE slew rate, enabling rapid VCO tuning before reverting to narrow-bandwidth mode for low-noise operation.
Is the ADF4193BCPZ-RL qualified for automotive applications?
Yes, the ADF4193BCPZ-RL is explicitly qualified for automotive applications per datasheet Rev. G Section "Automotive Products", with guaranteed operation from −40°C to +105°C and full parametric performance across that range. The "C Version" designation in specifications corresponds to this automotive grade.
What is the function of the RSET pin on the ADF4193BCPZ-RL?
The RSET pin on the ADF4193BCPZ-RL sets the charge pump output current via an external resistor. With RSET = 2.4 kΩ, it configures ICP to 104 µA (low value) or 6.6 mA (high value) depending on register-controlled mode. The relationship is ICP = 0.25/RSET, and the nominal bias voltage at RSET is 0.55 V.
Can the ADF4193BCPZ-RL generate programmable output phase?
Yes, the ADF4193BCPZ-RL includes a dedicated 8-bit Phase Register (R2) that enables digitally programmable RF output phase with 360°/256 ≈ 1.4° resolution. This feature is used in phased-array calibration and coherent multi-LO systems, and is validated in Figure 18 of the datasheet showing linear phase response vs. code.
ADF4193BCPZ-RL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 32-WFQFN Exposed Pad, CSP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Type:
- Clock/Frequency 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:
- 3.5GHz
- Divider/Multiplier:
- Yes/Yes
- Voltage - Supply:
- 2.7V ~ 3.3V
- Operating Temperature:
- -40°C ~ 85°C
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 32-LFCSP-WQ (5x5)
ADF4193BCPZ-RL FAQ
1.How can I place an order for ADF4193BCPZ-RL through Aetrix?
Please submit a Request for Quotation (RFQ) for ADF4193BCPZ-RL 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 ADF4193BCPZ-RL reliable?
The price and inventory of ADF4193BCPZ-RL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADF4193BCPZ-RL is usually 5 days.
3.What payment methods are accepted for ADF4193BCPZ-RL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADF4193BCPZ-RL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADF4193BCPZ-RL?
ADF4193BCPZ-RL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADF4193BCPZ-RL 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 ADF4193BCPZ-RL?
For technical support, including ADF4193BCPZ-RL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADF4193BCPZ-RL requirements.
6.How does Aetrix verify that ADF4193BCPZ-RL is sourced from the original manufacturer or authorized distributors?
All ADF4193BCPZ-RL 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 ADF4193BCPZ-RL meets industry standards.
7.What is the process for return or replacement of ADF4193BCPZ-RL?
All ADF4193BCPZ-RL units undergo pre-shipment inspection (PSI). If there is an issue with ADF4193BCPZ-RL, 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 ADF4193BCPZ-RL part is unused and in its original packaging.
Return procedure for ADF4193BCPZ-RL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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