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Analog Devices Inc. AD9259ABCPZRL7-50
- Part No.:
- AD9259ABCPZRL7-50
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 48-VFQFN Exposed Pad, CSP
- Datasheet:
-
AD9259ABCPZRL7-50.pdf
- Description:
- IC ADC 14BIT PIPELINED 48LFCSP
- Quantity:
- Payment:
- Shipping:
Inventory:4,320
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Product details
Overview
AD9259ABCPZRL7-50 from Analog Devices is a quad-channel, 14-bit, 50 MSPS serial LVDS analog-to-digital converter operating from a single 1.8 V supply, delivering 73 dB SNR and 84 dBc SFDR at Nyquist, with 315 MHz full-power analog bandwidth and on-chip sample-and-hold - deployed in portable ultrasound beam-forming and quadrature radio receivers.
For engineers reviewing the AD9259ABCPZRL7-50 datasheet, AD9259ABCPZRL7-50 pinout, AD9259ABCPZRL7-50 application, or AD9259ABCPZRL7-50 equivalent, this page delivers verified specifications, validated pin functions, confirmed industrial-temperature operation (−40°C to +85°C), RoHS-compliant 48-lead LFCSP packaging, and real-world timing roles for DCO/FCO clock outputs and LVDS data serialization.
Technical Context
The AD9259ABCPZRL7-50 implements a 3-section pipelined ADC architecture (4-bit first stage, eight 1.5-bit stages, final 3-bit flash) with built-in redundancy for error correction and sampling on the rising clock edge. It integrates four independent pipeline cores sharing a common 1.8 V AVDD and DRVDD supply, each with programmable power-down and configurable bit orientation.
Serial LVDS output complies with ANSI-644 by default and supports low-power reduced-signal mode per IEEE 1596.3; frame clock (FCO) and data clock (DCO) outputs are provided for DDR capture, with pipeline latency fixed at 8 clock cycles and aperture jitter <1 ps rms.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 14-bit - delivers 16,384 discrete amplitude levels per channel for high-fidelity signal digitization. |
| Sampling Rate | 50 MSPS - supports real-time capture of signals up to 25 MHz baseband or IF-sampled RF bands. |
| SNR / SFDR | 73 dB / 84 dBc (to Nyquist) - enables clean spectral separation in dense signal environments like medical ultrasound. |
| Analog Bandwidth | 315 MHz - preserves transient fidelity for wideband inputs without external anti-alias filtering. |
| Supply Voltage | 1.8 V AVDD & DRVDD - eliminates need for multiple rail supplies and simplifies PCB power delivery. |
| Power per Channel | 98 mW at 50 MSPS - achieves low thermal density in space-constrained multi-ADC systems. |
| ENOB | 12 bits (typical) - confirms effective dynamic range under real-world noise and distortion conditions. |
| DNL / INL | ±0.5 LSB / ±1.5 LSB (typical) - ensures monotonicity and minimal code-dependent gain error across full scale. |
Pinout & Package
The AD9259ABCPZRL7-50 is housed in a RoHS-compliant, thermally enhanced 48-lead LFCSP (Lead Frame Chip Scale Package) with exposed paddle (AGND) requiring solder connection to PCB ground plane for optimal thermal and analog performance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN+ A / VIN− A VIN+ B / VIN− B VIN+ C / VIN− C VIN+ D / VIN− D |
Differential analog inputs for channels A–D | Accepts 2 V p-p differential input; common-mode voltage fixed at AVDD/2 = 0.9 V. |
| CLK+ / CLK− | Differential sample clock input | Supports LVDS/LVPECL/CMOS; minimum 10 MSPS, maximum 50 MSPS; 10 ns min pulse width. |
| D+ A / D− A D+ B / D− B D+ C / D− C D+ D / D− D |
LVDS serial data outputs per channel | ANSI-644 compliant; 247–454 mV differential swing; offset binary coding by default. |
| DCO+ / DCO− FCO+ / FCO− |
Data and frame clock outputs | Enable DDR capture; DCO phase-aligned to data; FCO marks byte boundaries; tDATA skew ±50 ps. |
| CSB / SCLK/DTP / SDIO/ODM | 3-wire SPI interface | Configures power modes, test patterns, clock/data alignment, resolution, and output driver settings. |
| PDWN | Individual-channel or full-chip power-down control | Reduces dissipation to <2 mW when all channels disabled; wake-up time 375 μs from full power-down. |
| RBIAS / SENSE / REFT / REFB / VREF | Reference bias and configuration terminals | RBIAS sets core bias current; SENSE selects internal/external reference; REFT/REFB define differential reference. |
Key Features
| Feature | Design Value |
|---|---|
| Quad-channel integration | Four independent 14-bit ADCs in one 48-lead LFCSP - reduces board area and inter-channel skew vs. discrete solutions. |
| Programmable LVDS output mode | Switches between standard ANSI-644 (247–454 mV) and low-power reduced-signal (150–250 mV) LVDS for EMI-sensitive layouts. |
| Built-in digital test patterns | Generates deterministic, pseudorandom, and custom user-defined patterns via SPI - eliminates external pattern generators during validation. |
| Flexible clock/data alignment | Adjusts DCO-to-data and DCO-to-FCO timing via SPI register writes - compensates for PCB trace length mismatches. |
| Per-channel power management | Independent PDWN control per ADC channel; standby mode consumes only 72 mW total - extends battery life in portable systems. |
Applications
| Medical Ultrasound Beam-Forming | Quadrature Radio Receiver |
|---|---|
Use Scenario: Real-time digitization of echo return signals from phased-array transducers in handheld ultrasound units. IC Role / Device Role / Timing Role: Four synchronized 14-bit ADCs acquire I/Q channel pairs with sub-ns timing alignment and low-latency pipeline output. Use Value: 73 dB SNR and 315 MHz analog bandwidth preserve tissue contrast and spatial resolution at 5–15 MHz center frequencies. |
Use Scenario: Direct sampling of complex IF signals in software-defined radios and cellular base stations. IC Role / Device Role / Timing Role: Simultaneous I/Q demodulation using two ADC pairs, with DCO/FCO enabling precise FPGA capture synchronization. Use Value: 84 dBc SFDR suppresses adjacent-channel interference in crowded spectrum environments like LTE and 5G NR. |
| Optical Network Monitoring | Tape Drive Signal Integrity Testing |
Use Scenario: High-speed monitoring of optical receiver output waveforms in 10G/25G coherent transceivers. IC Role / Device Role / Timing Role: Digitizes burst-mode analog eye diagrams with 50 MSPS sustained rate and deterministic 8-cycle pipeline latency. Use Value: ±0.5 LSB DNL ensures accurate jitter and amplitude margin measurement without code-density distortion. |
Use Scenario: Capturing read-channel analog waveforms during tape head calibration and error-rate validation. IC Role / Device Role / Timing Role: Four parallel ADCs sample servo and data tracks simultaneously, leveraging LVDS serialization to reduce FPGA pin count. Use Value: 98 mW/channel power enables dense multi-channel acquisition without thermal derating in compact test fixtures. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar quad-channel, high-speed ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AD9287BCPZ-50 | 8-bit resolution, same 48-lead LFCSP package and pinout; lower power (30 mW/channel), reduced SNR (46 dB). | Suitable for cost-sensitive, lower-dynamic-range applications like basic signal monitoring or envelope detection. | Select when resolution ≤8 bits suffices and system-level SNR budget allows ≥27 dB degradation vs. AD9259ABCPZRL7-50. |
| AD9228BCPZ-50 | 12-bit resolution, identical footprint and pin compatibility; 65 dB SNR, 75 dBc SFDR, 200 MHz analog bandwidth. | Fits mid-tier instrumentation where 12-bit ENOB meets requirements but 14-bit precision is unnecessary. | Choose when 12-bit accuracy balances cost and performance, and full 315 MHz bandwidth is not required. |
Compared with AD9259ABCPZRL7-50, AD9287BCPZ-50 trades 6 bits of resolution for 65% lower power and lower cost, while AD9228BCPZ-50 offers a 2-bit resolution step down with 115 MHz bandwidth reduction - both retain pin compatibility but require firmware revalidation for timing-critical DCO/FCO use cases.
Availability
AD9259ABCPZRL7-50 is available at Aetrix Electronics and suitable for medical imaging systems, portable ultrasound equipment, and quadrature radio receivers requiring stable component supply across extended production lifecycles.
Supply support for AD9259ABCPZRL7-50 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 is a global leader in high-performance analog, mixed-signal, and DSP technologies, serving industrial, automotive, communications, and healthcare markets with precision signal processing solutions.
The AD9259ABCPZRL7-50 belongs to Analog Devices' high-speed data converter product line, engineered for space-constrained, low-power, multi-channel digitization in portable and real-time signal acquisition systems.
FAQ
What is the guaranteed operating temperature range for the AD9259ABCPZRL7-50?
The AD9259ABCPZRL7-50 is specified over the industrial temperature range of −40°C to +85°C. This rating is guaranteed per the datasheet Rev. F, with all AC and DC specifications validated across this ambient range using standard FR-4 PCB conditions and proper thermal pad grounding.
Does the AD9259ABCPZRL7-50 support external voltage reference configurations?
Yes, the AD9259ABCPZRL7-50 supports both internal (1.0 V) and external reference modes. The SENSE pin selects mode, while REFT and REFB accept differential external references; VREF serves as reference input/output, and input resistance is 6 kΩ per the datasheet.
How many clock cycles of pipeline latency does the AD9259ABCPZRL7-50 exhibit?
The AD9259ABCPZRL7-50 has a fixed pipeline latency of 8 clock cycles, as confirmed in Table 4 (Switching Specifications) and Figure 2 timing diagrams. This value is constant across all operating conditions and resolution settings.
Can the AD9259ABCPZRL7-50 operate with a 2.5 V or 3.3 V supply?
No - the AD9259ABCPZRL7-50 requires strictly 1.8 V for both AVDD (analog) and DRVDD (digital output driver) supplies. Absolute maximum ratings specify AVDD/DRVDD limits of −0.3 V to +2.0 V; operation outside 1.7–1.9 V violates specification and risks functional failure.
Is the AD9259ABCPZRL7-50 pin-compatible with other members of the AD92xx family?
Yes - the AD9259ABCPZRL7-50 shares the same 48-lead LFCSP package and pinout with the AD9287 (8-bit), AD9219 (10-bit), and AD9228 (12-bit), as stated in the Product Highlights section. This enables hardware reuse across resolution tiers with only firmware and layout validation required.
AD9259ABCPZRL7-50 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 48-VFQFN Exposed Pad, CSP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Number of Bits:
- 14
- Sampling Rate (Per Second):
- 50M
- Number of Inputs:
- 4
- Input Type:
- Differential
- Data Interface:
- LVDS - Serial
- Configuration:
- S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 4
- Architecture:
- Pipelined
- Reference Type:
- Internal
- Voltage - Supply, Analog:
- 1.7V ~ 1.9V
- Voltage - Supply, Digital:
- 1.7V ~ 1.9V
- Features:
- Simultaneous Sampling
- Operating Temperature:
- -40°C ~ 85°C
- Supplier Device Package:
- 48-LFCSP-VQ (7x7)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
AD9259ABCPZRL7-50 FAQ
1.How can I place an order for AD9259ABCPZRL7-50 through Aetrix?
Please submit a Request for Quotation (RFQ) for AD9259ABCPZRL7-50 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 AD9259ABCPZRL7-50 reliable?
The price and inventory of AD9259ABCPZRL7-50 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD9259ABCPZRL7-50 is usually 5 days.
3.What payment methods are accepted for AD9259ABCPZRL7-50?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD9259ABCPZRL7-50 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD9259ABCPZRL7-50?
AD9259ABCPZRL7-50 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD9259ABCPZRL7-50 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 AD9259ABCPZRL7-50?
For technical support, including AD9259ABCPZRL7-50 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD9259ABCPZRL7-50 requirements.
6.How does Aetrix verify that AD9259ABCPZRL7-50 is sourced from the original manufacturer or authorized distributors?
All AD9259ABCPZRL7-50 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 AD9259ABCPZRL7-50 meets industry standards.
7.What is the process for return or replacement of AD9259ABCPZRL7-50?
All AD9259ABCPZRL7-50 units undergo pre-shipment inspection (PSI). If there is an issue with AD9259ABCPZRL7-50, 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 AD9259ABCPZRL7-50 part is unused and in its original packaging.
Return procedure for AD9259ABCPZRL7-50:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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