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HomeProductsIntegrated Circuits (ICs)Specialized ICsXC3S1600E
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XC3S1600E -

Manufacturer Part Number
XC3S1600E
Manufacturer
Allelco Part Number
53D-XC3S1600E
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
16,515 pcs available, New & Original
Parts Description
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Data sheet
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Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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In stock: 16515

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Specifications

XC3S1600E Tech Specifications
- XC3S1600E technical specifications, attributes, parameters and parts with similar specifications to - XC3S1600E

Product Attribute Attribute Value
Part Number XC3S1600E
Package -
Description -
Stock Condition Get 16515 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)

What is the typical operating temperature range for the XC3S1600E FPGA, and how does this impact system reliability in industrial environments?
The XC3S1600E supports a commercial-grade operating temperature range of 0°C to +85°C. In industrial applications exceeding this range—such as outdoor or automotive systems—thermal management becomes critical. Exceeding 85°C accelerates junction degradation, increasing leakage current and risking timing violations. Designers must ensure adequate heatsinking or airflow when deploying the XC3S1600E in extended temperature environments to maintain functional integrity.
How does the logic capacity of the XC3S1600E compare to other mid-range Spartan-3E FPGAs like the XC3S100E and XC3S400E, and what design considerations arise from these differences?
The XC3S1600E contains approximately 1.6 million system gates, significantly more than the XC3S100E (~100K gates) and substantially exceeding the XC3S400E (~400K gates). This increased gate count enables complex state machines, larger memory controllers, and multi-protocol interfaces in a single device. However, higher utilization on the XC3S1600E increases dynamic power consumption and routing congestion, necessitating careful floorplanning and clock domain analysis during implementation to meet timing closure targets.
What are the key trade-offs between using the XC3S1600E with internal versus external configuration memory, particularly regarding startup time and system robustness?
When configured via external SPI flash, the XC3S1600E requires several hundred milliseconds to boot, which may delay system initialization. Internal configuration offers faster startup but reduces flexibility for firmware updates. External flash also provides non-volatile program retention and field reprogrammability without JTAG overhead. For safety-critical systems, dual-bank flash architectures are often preferred with the XC3S1600E to enable fail-safe recovery mechanisms during update cycles.
Can the XC3S1600E reliably drive legacy LVTTL signals at 3.3V levels, and what level-shifting precautions should be taken if interfacing with lower-voltage CMOS devices?
Yes, the XC3S1600E supports LVCMOS33 I/O standards compliant with JEDEC specifications, ensuring reliable 3.3V LVTTL compatibility. However, when connecting directly to 2.5V or 1.8V CMOS outputs without translation, signal integrity degrades due to voltage threshold mismatches. Using dedicated level-shifters or series resistors with clamp diodes near the FPGA pins minimizes overshoot and ensures clean transitions. Always verify setup/hold margins using IBIS models for the XC3S1600E in mixed-voltage designs.
How does the XC3S1600E handle simultaneous switching noise (SSN), and what PCB layout strategies mitigate ground bounce when driving high-capacitive loads?
The XC3S1600E’s I/O banks share common power supplies, making them susceptible to SSN during simultaneous edge transitions. To reduce ground bounce, distribute decoupling capacitors within 2 mm of each VCCO pin—typically 0.1 µF X7R MLCCs—and use solid ground planes under high-speed nets. Stitching vias around package leads further stabilize return paths. Avoid long unterminated traces on I/O lines; instead, route critical signals as controlled-impedance lines matched to target load capacitance.
Is it feasible to implement synchronous FIFO buffers across multiple clock domains using only the XC3S1600E’s embedded block RAM, and what synchronization primitives are essential?
Yes, the XC3S1600E includes up to 288 Kb of distributed block RAM organized into 96 Kb per bank, sufficient for moderate-depth FIFOs crossing clock domains. Essential primitives include gray-coded pointers, metastable-hardened flip-flops on asynchronous inputs, and handshaking protocols like valid/ready signaling. Double-synchronizer chains prevent metastability-induced corruption when transferring control signals between domains. Always validate FIFO depth against worst-case data rate variations using worst-case timing simulations specific to the XC3S1600E’s process node.
What is the maximum sustainable I/O toggle rate for general-purpose outputs on the XC3S1600E, and how does this constrain LED blinking or PWM generation applications?
General-purpose outputs achieve up to 200 MHz toggle rates under optimal conditions, though real-world performance depends on load capacitance and trace parasitics. For simple LED blinking at 1 kHz, the XC3S1600E easily meets requirements, but high-frequency PWM generation demands precise phase alignment across channels. Utilize the XC3S1600E’s dedicated digital clock managers (DCMs) to generate stable, jitter-free clocks rather than relying on free-running counters, especially above 50 MHz where skew accumulates rapidly.
How should designers approach power sequencing when integrating the XC3S1600E with SRAM-based CPLDs or microcontrollers that share the same 3.3V rail?
Although all devices may share a 3.3V supply, the XC3S1600E’s PROGRAM_B pin must assert low before VCCINT reaches nominal voltage to avoid configuration corruption. Ensure that any external controller or CPLD does not drive I/O pins until after the XC3S1600E completes its configuration cycle. Implement a reset controller IC that delays peripheral enable signals by at least 10 ms post-configuration, validated through in-circuit debugging of the XC3S1600E’s INIT_B and DONE status indicators.
What are the implications of using partial reconfiguration features with the XC3S1600E, and how does this affect timing analysis during static region modifications?
Partial reconfiguration allows dynamic updating of specific FPGA regions while others remain active, useful for adaptive signal processing pipelines. However, modifying regions alters routing resources and clock network availability, potentially breaking timing in adjacent sections. Perform incremental place-and-route for each reconfigurable module and rerun static timing analysis (STA) targeting the XC3S1600E’s worst-case PVT corners. Isolate reconfiguration control logic in non-reconfigurable partitions to preserve global clock integrity.
How do the XC3S1600E’s built-in PLLs compare to DCMs in terms of output jitter and phase noise for generating ADC sampling clocks?
While both DCMs and PLLs offer frequency synthesis, PLLs provide superior phase noise performance (< 1 ps RMS jitter at 100 MHz) compared to DCMs (~5 ps RMS), making them preferable for high-resolution ADCs. The XC3S1600E’s PLLs support fractional-N synthesis for fine frequency resolution but require careful loop filter design to avoid reference spurs. Always simulate clock distribution networks with actual ADC input capacitance when routing from PLL outputs on the XC3S1600E to minimize duty-cycle distortion.
What precautions are necessary when using the XC3S1600E in radiation-prone environments, and how do SEU mitigation techniques impact resource utilization?
Single-event upsets (SEUs) can corrupt configuration memory in space or avionics applications. Mitigation strategies include triple modular redundancy (TMR) and scrubbing via background EDAC logic. TMR triples combinational logic, consuming ~3x area, which significantly impacts the XC3S1600E’s limited logic cells. Scrubbing adds overhead to configuration access cycles but preserves functionality. For mission-critical systems, consider hybrid approaches: TMR for control logic and scrubbing for data-path modules on the XC3S1600E.
Can the XC3S1600E support hot-swapping of daughtercards with hotplug-capable connectors, and what protection circuits are essential to prevent latch-up?
Hot-swapping is possible if I/O voltages ramp slowly (< 100 ms) and ESD protection diodes limit input overdrive. However, the XC3S1600E lacks integrated hot-swap controllers, so external MOSFETs and current-limiting resistors are required. Place transient suppressors close to connectors and ensure no backpowering paths exist from peripheral cards to the XC3S1600E’s core supply. Monitor VCCO rise times during insertion to avoid triggering false resets via the PROGRAM_B line.
What is the recommended methodology for verifying DDR memory interface stability when using the XC3S1600E as a controller, and how does training affect timing margin?
Use the XC3S1600E’s built-in IDELAY elements to calibrate DQS-to-DQ skew dynamically. Conduct eye-mask testing with PRBS patterns while sweeping clock phases and voltage levels. Training sequences adapt to process variations but consume additional cycles, reducing usable bandwidth. Validate worst-case hold times under cold-start conditions where DRAM timing parameters shift, ensuring robust operation across the XC3S1600E’s full operating range without manual recalibration.

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
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.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
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  • IPC
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XC3S1600E


53D-XC3S1600E

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