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Analog Devices Inc. AD9863BCPZRL-50
- Part No.:
- AD9863BCPZRL-50
- Manufacturer:
- Analog Devices Inc.
- Category:
- RF Front End (LNA + PA)
- Package:
- 64-VFQFN Exposed Pad, CSP
- Datasheet:
-
AD9863BCPZRL-50.pdf
- Description:
- IC PROCESSOR FRONT END 64LFCSP
- Quantity:
- Payment:
- Shipping:
Inventory:1,587
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Product details
Overview
AD9863BCPZRL-50 from Analog Devices is a mixed-signal front-end (MxFE™) baseband transceiver integrating dual 12-bit, 50 MSPS ADCs and dual 12-bit, 200 MSPS TxDACs with programmable interpolation (1×/2×/4×), internal PLL clock generation, and a flexible 24-bit I/O interface - optimized for broadband access modems and LAN infrastructure requiring high dynamic range and low power in compact form factor.
For engineers reviewing the AD9863BCPZRL-50 datasheet, AD9863BCPZRL-50 pinout, AD9863BCPZRL-50 application, or AD9863BCPZRL-50 equivalent, this page delivers verified specifications, validated package mapping (64-lead LFCSP), confirmed dual-path timing behavior, and real-world interface configuration options including half-duplex 24-bit parallel and full-duplex interleaved modes.
Technical Context
The AD9863BCPZRL-50 implements independent Rx and Tx signal chains: each ADC supports 50 MSPS sampling with ±0.2% gain mismatch and 67 dB SNR at 10 MHz input; each TxDAC operates up to 200 MSPS with 70.8 dB SNR, 4× interpolation filter, and 20 dB programmable PGA gain. The integrated PLL accepts 16–200 MHz reference inputs and generates clocks up to 350 MHz.
Its digital interface supports three operational modes - full-duplex (FD), half-duplex 24-bit (HD24), and half-duplex 12-bit interleaved (HD12) - with configurable data latching edges, latency of 5 ADC clock cycles (Rx) and 7–83 DAC clock cycles (Tx, dependent on interpolation), and SPI or mode-pin register control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| ADC Resolution & Rate | 12-bit, 50 MSPS max - enables Nyquist-limited digitization of 30 MHz analog bandwidth signals with 2 Vp-p differential input range. |
| TxDAC Resolution & Update Rate | 12-bit, 200 MSPS max - supports wideband OFDM transmission (e.g., 23 MHz BW) with 4× interpolation reducing FPGA/ASIC data rate burden. |
| Rx Dynamic Performance | 67 dB SNR, 65.5 dB SINAD at 10 MHz - sufficient for DOCSIS 3.1 upstream channel reception with >10-bit ENOB. |
| Tx Dynamic Performance | 70.8 dB SNR, −79 dBc THD at 1 MHz - meets spectral purity requirements for cable modem downstream QAM64/QAM256 modulation. |
| Power Consumption | 103 mA Rx path @ 50 MSPS, 70 mA Tx path @ 20 mA FS output - enables thermal management in space-constrained PCMCIA or mini-PCIe designs. |
| Package & Thermal | 64-lead LFCSP (9 mm × 9 mm, <0.9 mm height); θJA = 24.2°C/W (paddle soldered) - suitable for high-density RF front-end PCB layouts. |
| Operating Temperature | −40°C to +85°C ambient - qualified for industrial-grade broadband infrastructure deployment. |
Pinout & Package
AD9863BCPZRL-50 is housed in a 64-lead LFCSP (low-profile, fine-pitch chip-scale package) with exposed thermal pad requiring solid connection to ground plane. Pin functions support dual-mode configuration: SPI-controlled operation or mode-pin-based static setup (e.g., HD24/FD selection).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN1 / CLKIN2 | Dual clock inputs | Support independent Rx/Tx clock domains or single-reference PLL operation; CLKIN2 accepts 1–200 MHz when PLL bypassed. |
| VIN+A/VIN−A, VIN+B/VIN−B | Differential ADC inputs | High-Z 2 kΩ input resistance, 5 pF capacitance, 30 MHz bandwidth - compatible with transformer-coupled or active balun interfaces. |
| IOUT+A/IOUT−A, IOUT+B/IOUT−B | Differential DAC outputs | Current-output (20 mA FS), require external 100 Ω differential termination per Figure 2; support direct connection to quadrature modulator I/Q inputs. |
| U11–U0, L11–L0 | 24-bit bidirectional data bus | Configurable as 24-bit parallel (HD24), 12-bit interleaved (HD12/FD), or clone-mode interface - reduces FPGA pin count and routing complexity. |
| RxPWRDWN / TxPWRDWN | Analog power-down controls | Independent hardware pins enable rapid shutdown of Rx or Tx path to reduce system idle power by >50% without SPI overhead. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-path programmable interpolation | 1×/2×/4× selectable per DAC - enables flexible trade-off between data rate (e.g., 50 MSPS FPGA interface) and output image suppression (≥68 dBc SFDR with 4×). |
| Integrated PLL with timing generation | Single 16–200 MHz reference input generates synchronized ADC/DAC clocks up to 350 MHz - eliminates need for external clock synthesizer and reduces jitter-sensitive layout area. |
| Low-power Rx operating modes | Three power states: normal (103 mA), low power (69 mA @ 50 MSPS), ultralow power (55 mA @ 20 MSPS) - preserves SNR >62 dB while cutting current by 47%. |
| Flexible digital interface configuration | Hardware-selectable FD/HD24/HD12 modes via IFACE pins - avoids firmware dependency during boot and simplifies interoperability with legacy DSPs or ASICs. |
| Independent analog power-down | Dedicated RxPWRDWN/TxPWRDWN pins allow sub-5 mA quiescent current in standby - critical for always-on broadband gateways with fast wake-up requirements. |
Applications
| Cable Modem Upstream Receiver | DSL Line Card Transmitter |
|---|---|
Use Scenario: Digitizing upstream RF signals in DOCSIS-compliant cable modems operating in 5–42 MHz band with 6.4 MHz channel spacing. IC Role / Device Role / Timing Role: Dual ADC captures I/Q baseband signals; internal PLL locks to upstream burst preamble clock for precise symbol timing recovery. Use Value: 67 dB SNR and 80 dB crosstalk ensure clean separation of adjacent upstream channels under multi-user interference conditions. |
Use Scenario: Generating high-fidelity ADSL2+ downstream waveforms using discrete-time FIR filtering and quadrature modulation. IC Role / Device Role / Timing Role: Dual TxDAC converts filtered I/Q samples at 200 MSPS with 4× interpolation; programmable gain matches line driver input range. Use Value: 70.8 dB SNR and −79 dBc THD meet ITU-T G.992.5 spectral mask requirements for 24 Mbps downstream rates. |
| Broadband Wireless Access Baseband | Industrial Ethernet Media Converter |
Use Scenario: Full-duplex baseband processing in point-to-multipoint WiMAX or LTE-TDD small cell radios operating in 2.3–2.7 GHz licensed bands. IC Role / Device Role / Timing Role: Simultaneous ADC sampling and DAC update in FD mode; 24-bit I/O bus interfaces directly to Xilinx Zynq PS/PL fabric. Use Value: 5-cycle Rx latency and 7-cycle Tx latency (1×) enable tight closed-loop timing for TDD guard interval management. |
Use Scenario: Converting 100BASE-TX PHY signals to fiber-optic SFP+ interface in ruggedized industrial switches deployed in factory automation networks. IC Role / Device Role / Timing Role: ADC digitizes analog PHY receive signals; TxDAC drives optical transmitter bias control loop with 20 dB PGA for dynamic range adaptation. Use Value: −40°C to +85°C operation and 64-lead LFCSP package ensure reliability in uncontrolled cabinet environments with minimal board space. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal front-end applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AD9862BCPZ-50 | Same 12-bit/50 MSPS ADC but 100 MSPS TxDAC (no 4× interpolation); lacks internal PLL; requires external clock generator. | Suitable for lower-bandwidth DSL systems where 200 MSPS DAC and integrated clock synthesis are unnecessary. | Select AD9862BCPZ-50 only if system clock architecture already includes high-stability external synthesizer and DAC rate ≤100 MSPS suffices. |
| AD9865BCPZ | 14-bit/80 MSPS ADC, 14-bit/160 MSPS TxDAC; higher resolution and speed; larger 80-lead LFCSP (10 mm × 10 mm). | Targeted at next-gen DOCSIS 4.0 and 5G FWA base stations requiring >72 dB SNR and wider instantaneous bandwidth. | Choose AD9865BCPZ when ENOB >11.5 bits and ≥80 MHz analog bandwidth are mandatory; accept larger footprint and higher power (145 mA Rx). |
Compared with AD9862BCPZ-50, AD9863BCPZRL-50 provides integrated clock generation and 2× higher DAC throughput, reducing BOM count and enabling tighter timing control; versus AD9865BCPZ, it trades resolution and bandwidth for lower cost, smaller size, and proven suitability in deployed DOCSIS 3.0/3.1 infrastructure.
Availability
AD9863BCPZRL-50 is available at Aetrix Electronics and suitable for broadband access modems, DSL line cards, and wireless baseband units requiring stable component supply across extended product lifecycles and volume ramp phases.
Supply support for AD9863BCPZRL-50 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, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Norwood, MA, with design centers worldwide and ISO 9001-certified manufacturing.
The AD9863BCPZRL-50 belongs to Analog Devices' MxFE™ (Mixed-Signal Front-End) family, engineered specifically for cost-sensitive, space-constrained broadband communications infrastructure demanding integrated ADC/DAC functionality, low power, and flexible digital interfacing.
FAQ
What is the maximum supported DAC update rate for AD9863BCPZRL-50?
The AD9863BCPZRL-50 supports a maximum DAC update rate of 200 MSPS when configured with 4× interpolation. This is specified in Table 1 of the Rev. B datasheet under "Maximum DAC Update Rate" with test condition FDAC = 200 MSPS. At 1× interpolation, the DAC clock rate equals the data input rate; at 4×, the internal interpolator upsamples the input stream fourfold before conversion.
Does AD9863BCPZRL-50 include an integrated phase-locked loop (PLL)?
Yes, AD9863BCPZRL-50 includes an integrated PLL within its clock generation block. As stated in the General Description and Figure 1, the PLL accepts input frequencies from 16 MHz to 200 MHz and generates output frequencies up to 350 MHz. It supports programmable multiplication factors and can be bypassed to use external clocks directly on CLKIN1 or CLKIN2.
What are the power-down current levels for AD9863BCPZRL-50?
Per Table 3, AD9863BCPZRL-50 draws 2 mA in Tx power-down mode and 5 mA in Rx power-down mode. These values are measured with analog supplies at 3.3 V and represent total device current consumption when respective PWRDWN pins are asserted. Full-chip shutdown (both paths) yields ~7 mA total, enabling ultra-low standby power in always-on broadband equipment.
Can AD9863BCPZRL-50 operate in full-duplex mode with independent clocks?
Yes, AD9863BCPZRL-50 supports full-duplex operation using independent clocks: CLKIN1 drives the Rx path and CLKIN2 drives the Tx path. The functional block diagram (Figure 1) and Timing Specifications (Table 5) confirm separate clock inputs, and the Pin Configuration (Figure 3) labels both CLKIN1 and CLKIN2 as dedicated inputs. This allows asynchronous sampling and reconstruction in TDD/FDD hybrid systems.
What is the differential input voltage range for the ADCs in AD9863BCPZRL-50?
The ADCs in AD9863BCPZRL-50 accept a differential analog input voltage range of 2 Vp-p, as specified in Table 2 under "Differential Analog Input Voltage Range". This applies to both VIN+A/VIN−A and VIN+B/VIN−B pairs and is valid with internal reference enabled (REFT–REFB = 1.0 V). External reference configurations may alter full-scale range proportionally.
AD9863BCPZRL-50 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- RF Type:
- WLL, WLAN
- Frequency:
- -
- Features:
- 12-Bit ADC(s), 12-Bit DAC(s)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 64-LFCSP-VQ (9x9)
AD9863BCPZRL-50 FAQ
1.How can I place an order for AD9863BCPZRL-50 through Aetrix?
Please submit a Request for Quotation (RFQ) for AD9863BCPZRL-50 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 AD9863BCPZRL-50 reliable?
The price and inventory of AD9863BCPZRL-50 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD9863BCPZRL-50 is usually 5 days.
3.What payment methods are accepted for AD9863BCPZRL-50?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD9863BCPZRL-50 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD9863BCPZRL-50?
AD9863BCPZRL-50 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD9863BCPZRL-50 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 AD9863BCPZRL-50?
For technical support, including AD9863BCPZRL-50 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD9863BCPZRL-50 requirements.
6.How does Aetrix verify that AD9863BCPZRL-50 is sourced from the original manufacturer or authorized distributors?
All AD9863BCPZRL-50 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 AD9863BCPZRL-50 meets industry standards.
7.What is the process for return or replacement of AD9863BCPZRL-50?
All AD9863BCPZRL-50 units undergo pre-shipment inspection (PSI). If there is an issue with AD9863BCPZRL-50, 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 AD9863BCPZRL-50 part is unused and in its original packaging.
Return procedure for AD9863BCPZRL-50:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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