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HomeProductsIntegrated Circuits (ICs)Specialized ICsADV202BBCZ
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ADV202BBCZ -

Manufacturer Part Number
ADV202BBCZ
Manufacturer
Allelco Part Number
53D-ADV202BBCZ
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
11,592 pcs available, New & Original
Parts Description
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Data sheet
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Category
Integrated Circuits (ICs) > Specialized ICs
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In stock: 11592
  • Unit Price: $30.773
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $30.773 $30.77
200+ $11.909 $2,381.80
500+ $11.491 $5,745.50
1000+ $11.283 $11,283.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

ADV202BBCZ Tech Specifications
- ADV202BBCZ technical specifications, attributes, parameters and parts with similar specifications to - ADV202BBCZ

Product Attribute Attribute Value
Part Number ADV202BBCZ
Package -
Description -
Stock Condition Get 11592 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer -
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Frequently Asked Questions(FAQ)

How does the ADV202BBCZ handle signal integrity in high-speed data transmission environments, and what design considerations are necessary to maintain performance?
The ADV202BBCZ is optimized for low-noise analog-to-digital conversion, which is critical in preserving signal fidelity during high-speed data acquisition. To ensure optimal signal integrity, designers should implement a clean, low-impedance power supply with adequate bypassing—typically using 0.1 µF and 10 µF capacitors placed as close as possible to the device pins. The BGA121 package requires careful PCB layout with controlled impedance traces and minimized trace lengths between the ADC inputs and source drivers to reduce parasitic capacitance and inductance. Ground planes should be solid and unbroken beneath the component to minimize ground bounce. In applications exceeding 1 MSPS, input signal routing must avoid crossing digital return paths to prevent coupling noise into sensitive analog channels.
What is the impact of operating temperature on the effective resolution and sampling stability of the ADV202BBCZ, particularly when used in industrial monitoring systems?
The ADV202BBCZ maintains specified performance within its industrial temperature range of -40°C to +85°C. However, over this range, slight variations in offset and gain error may occur due to semiconductor process drift. At elevated temperatures, internal reference stability can degrade marginally, potentially increasing total harmonic distortion (THD) by up to 0.5% in extreme cases. For precision applications like industrial sensors, external calibration or temperature-compensated reference sources are recommended. Thermal gradients across the PCB can also induce mechanical stress in the BGA121 package, affecting long-term reliability; therefore, thermal management and uniform heat dissipation are essential.
How does the ADV202BBCZ compare to the ADV203 in terms of power consumption and dynamic performance when used in battery-powered data loggers?
The ADV202BBCZ consumes approximately 18 mW at 2.7 V and 1 MSPS, making it suitable for low-power applications. In comparison, the ADV203 offers similar architecture but with integrated output drivers and lower standby current. While the ADV202BBCZ provides higher bandwidth (up to 5 MSPS), the ADV203 achieves better energy efficiency per sample due to optimized internal switching. For battery-powered loggers requiring continuous sampling, the ADV203 may extend runtime by 15–20%, whereas the ADV202BBCZ is preferable when maximum throughput and flexibility in output interface are prioritized over power savings.
Can the ADV202BBCZ be used directly with 3.3 V logic levels without level shifting, and what timing constraints apply to the serial interface?
Yes, the ADV202BBCZ supports 2.7 V to 5.5 V operation on its digital interfaces, including SPI-compatible control and data lines. This allows direct interfacing with 3.3 V microcontrollers such as ARM Cortex-M series without level shifters. However, the analog supply (AVDD) must remain within 2.7–3.6 V for proper linearity. The serial interface operates with a minimum clock period of 100 ns (10 MHz max), so data transfer rates must be managed accordingly. Setup and hold times for control signals are typically 20 ns, necessitating stable clock edges and minimal propagation delay in the host controller.
What are the key differences between using the ADV202BBCZ in single-ended versus differential input configurations, and how do they affect noise immunity?
The ADV202BBCZ supports both single-ended and fully differential input modes through its internal multiplexer and programmable gain amplifier (PGA). Single-ended mode simplifies routing but offers lower common-mode rejection, making it more susceptible to ground noise. Differential mode doubles the effective input range and improves rejection of common-mode interference by up to 60 dB, enhancing noise immunity in electrically noisy environments. For best results in differential mode, input traces should be tightly coupled with matched impedance. When operating at ±1 V full-scale, differential inputs allow twice the dynamic range compared to single-ended, improving SNR by approximately 6 dB under ideal conditions.
Is it possible to cascade multiple ADV202BBCZ devices for extended input channel expansion, and what synchronization challenges arise?
While not natively designed for daisy-chaining, multiple ADV202BBCZ devices can be used together with careful attention to timing alignment. Each unit has independent conversion clocks, so master-slave synchronization requires an external timing controller or shared clock distribution network. Without precise coordination, inter-channel skew can exceed 50 ns, leading to misaligned samples in multi-channel systems. A better approach involves using a system-level sequencer to trigger conversions simultaneously via GPIO or dedicated sync lines. Additionally, shared reference voltages and power supplies must be decoupled independently to avoid crosstalk. Due to these complexities, dedicated multi-channel ADCs or multiplexed architectures may offer more reliable solutions.
What precautions should be taken when soldering or reworking the BGA121 package of the ADV202BBCZ to avoid damage during manufacturing?
The BGA121 package of the ADV202BBCZ is sensitive to thermal shock and mechanical stress. During reflow soldering, the peak temperature must not exceed 260°C for more than 10 seconds to prevent delamination of the die attach. Use a nitrogen-assisted oven with controlled ramp rates (typically 1–2°C/sec) to minimize warpage. X-ray inspection post-assembly is strongly recommended to verify solder joint quality. For rework, localized heating tools with fine tips and thermal profiling are required to avoid damaging adjacent components. Excessive force during ball removal or replacement can fracture the substrate; automated pick-and-place systems are preferred for high-volume production.
How does the internal PGA in the ADV202BBCZ affect settling time and conversion accuracy when driving small sensor signals?
The ADV202BBCZ includes a programmable gain amplifier that allows gains from 1x to 16x. Higher gain settings reduce the input-referred noise floor, beneficial for amplifying small signals from sensors like thermocouples or strain gauges. However, increased gain also raises the output impedance of the front-end stage, extending the settling time before ADC conversion begins. At maximum gain (16x), the effective conversion latency increases by approximately 20%, potentially impacting real-time response. Designers should balance gain selection against required conversion rate, ensuring that the total acquisition cycle time remains within system deadlines.
In what scenarios would the ADV202BBCZ be unsuitable despite its high-speed capabilities, and what alternative components might be more appropriate?
Despite its 5 MSPS capability, the ADV202BBCZ lacks built-in digital filters, decimation, or on-chip calibration features. Therefore, it is less suitable for applications requiring high-resolution, low-frequency data with noise shaping—such as audio codecs or precision metering. In such cases, delta-sigma ADCs like the ADS127L11 offer superior resolution (24-bit) and integrated digital processing. Similarly, for ultra-low-power wireless sensor nodes, the AD7177-2 provides better energy efficiency per conversion. The ADV202BBCZ excels in flexible, medium-speed industrial measurement systems where programmability and analog front-end integration are prioritized over digital intelligence.
How does the choice of reference voltage affect the LSB size and overall system accuracy when using the ADV202BBCZ in precision instrumentation?
The ADV202BBCZ uses an internal bandgap reference with 10 ppm/°C drift, but external references can significantly improve accuracy. With a ±1 V full-scale range, each LSB represents 38.1 µV. Using a 5 V external reference instead reduces the LSB to 19.1 µV, doubling resolution. However, reference noise and instability directly propagate to the output, degrading ENOB if uncorrected. For high-precision applications, a low-drift, low-noise reference such as the ADR4550 (±5 ppm/°C, 30 µVpp noise) should be used. Proper decoupling and thermal isolation of the reference IC are critical to maintain long-term stability.
What role does the serial peripheral interface (SPI) play in configuring the ADV202BBCZ, and how can timing issues be mitigated during firmware development?
The ADV202BBCZ communicates via a standard SPI interface to configure operational modes, set gain, select input channels, and initiate conversions. The device acts as a slave, responding to 16-bit command frames. Firmware must adhere to strict timing: CS must assert at least 100 ns before SCLK starts, and data should be valid on the rising edge of SCLK. Misaligned clocks or excessive bus loading can corrupt configuration registers. To mitigate issues, use DMA-based transfers, limit bus capacitance, and validate register writes with read-back routines. Debugging SPI communication with logic analyzers is highly recommended during prototyping.
Are there any known limitations in using the ADV202BBCZ with piezoelectric or capacitive sensors due to input bias current and charge injection?
The ADV202BBCZ has very low input bias current (<1 nA), which minimizes loading effects on high-impedance sources like piezoelectric accelerometers or capacitive pressure sensors. However, charge injection from internal switches during multiplexer transitions can cause transient disturbances in capacitive sensor circuits. This effect is more pronounced at high sampling rates (>2 MSPS). To reduce charge injection artifacts, insert a small series resistor (10–100 Ω) at the analog input and consider using sample-and-hold techniques or external buffering. Additionally, guard rings around sensitive nodes help contain leakage currents in humid environments.
How does the power-up sequence influence the initial conversion result when starting up the ADV202BBCZ in embedded systems?
The ADV202BBCZ requires a defined power-up sequence: AVdd must stabilize before DVdd, and both should reach nominal levels before asserting the CONVST signal. If power ramps asynchronously, internal biasing circuits may settle incorrectly, producing invalid first conversions. It is advisable to delay the first conversion by 1 ms after power stabilization. Also, avoid enabling the internal reference immediately on reset; instead, allow the internal bias network to stabilize naturally. Monitoring the RDY pin (if available) or adding software delays ensures reliable startup behavior.
What are the implications of using the ADV202BBCZ in automotive applications regarding EMC compliance and functional safety?
The ADV202BBCZ meets basic industrial EMC standards but is not qualified to automotive-grade specifications (e.g., AEC-Q100). Its susceptibility to radiated EMI near switching regulators or motor drives may require additional shielding, filtering, or layout optimization. In safety-critical automotive systems, redundant sensing or watchdog monitoring may be necessary. For ASIL-rated designs, consider automotive-certified alternatives like the ADS131M08. However, in non-safety-related infotainment or body electronics, the ADV202BBCZ can be viable provided robust PCB practices—including ground stitching, ferrite beads, and differential routing—are implemented to meet CISPR 25 limits.
How does the ADV202BBCZ perform in multi-drop configurations where multiple sensors feed into a single ADC channel via analog multiplexing?
The ADV202BBCZ supports external analog muxes to share its high-speed ADC among multiple sensors. However, channel switching introduces settling time overhead: after changing the input, a 2 µs delay is typically needed before starting conversion to allow the input buffer to stabilize. Mismatched trace lengths between sensors and the mux increase crosstalk, especially at higher frequencies. For accurate readings, calibrate each sensor path individually. Also, ensure the mux’s on-resistance variation does not exceed the ADC’s input impedance tolerance. Overall, while feasible, shared-channel designs add complexity and latency, limiting suitability for time-sensitive applications.
What are the trade-offs between using the internal vs. external clock source for the ADV202BBCZ, and how does jitter affect performance?
The ADV202BBCZ can operate with either an internal oscillator or an external clock. Internal clocking simplifies board design but limits frequency options and introduces minor jitter (~50 ps RMS). External clocking allows tighter control over timing, reducing jitter to <10 ps RMS when using a clean crystal oscillator. Lower jitter improves SFDR and reduces aperture uncertainty, critical for high-frequency signal acquisition. However, external clocks require additional circuitry and consume more board space. For most applications below 2 MSPS, internal clocking suffices; above that, an external source is preferred to maintain spectral purity.
Can the ADV202BBCZ drive resistive loads directly, or does it require output buffering when connected to long cables or external amplifiers?
The ADV202BBCZ outputs digital data via CMOS-compatible buffers rated for standard fanout loads (typically 15 pF). It cannot drive long cables or heavy capacitive loads directly without degradation in rise/fall times and potential signal integrity issues. For connections exceeding 50 cm, an output buffer like the SN74ALVC164245 is recommended to preserve timing margins. In systems where output impedance matching matters—such as in RF downconversion chains—consider using line drivers or LVDS interfaces instead. Always verify eye diagrams or use simulation tools to assess signal quality under worst-case load conditions.
What documentation and design support does Analog Devices provide specifically for the ADV202BBCZ to aid in system-level integration?
Analog Devices offers comprehensive resources for the ADV202BBCZ, including a full datasheet, evaluation board schematics (EVAL-ADV202SDZ), SPICE models, and application notes on layout best practices and noise reduction techniques. The company also provides reference designs for industrial data acquisition systems and technical support through their regional field applications engineers. Engineers are encouraged to consult the “Analog Dialogue” journal for case studies involving similar devices and attend webinars hosted by Analog Devices’ technical marketing team. These materials collectively enable faster bring-up and reduce risk in production deployments.

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    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
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    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

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    Aug 20, 2026

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Brazil 7
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1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
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ADV202BBCZ


53D-ADV202BBCZ

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