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HomeProductsIntegrated Circuits (ICs)Specialized ICsCAT809RSDI-TE13
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CAT809RSDI-TE13 - AMI Semiconductor/onsemi

Manufacturer Part Number
CAT809RSDI-TE13
Manufacturer
onsemi
Allelco Part Number
32D-CAT809RSDI-TE13
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
10,410 pcs available, New & Original
Parts Description
DAC91001
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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Our certification
In stock: 10410

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Specifications

CAT809RSDI-TE13 Tech Specifications
AMI Semiconductor/onsemi - CAT809RSDI-TE13 technical specifications, attributes, parameters and parts with similar specifications to AMI Semiconductor/onsemi - CAT809RSDI-TE13

Product Attribute Attribute Value
Part Number CAT809RSDI-TE13
Package DAC91001
Description DAC91001
Stock Condition Get 10410 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 onsemi
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 are the key thermal performance characteristics of the CAT809RSDI-TE13 when operating in high ambient temperature environments, and how does its power dissipation capability compare to similar supervisory ICs?
The CAT809RSDI-TE13 features a maximum junction temperature (Tj(max)) of 150°C, enabling reliable operation across industrial temperature ranges. With a typical thermal resistance (θJA) of 200°C/W in SC70 packaging, it maintains stable reset thresholds even under sustained load conditions. Compared to competing devices like the MAX809L, this part demonstrates superior thermal behavior due to optimized die attachment within the SOT23-6 footprint, allowing approximately 15% higher continuous power dissipation before thermal shutdown.
How does the CAT809RSDI-TE13’s reset threshold voltage tolerance affect system reliability in battery-powered applications where supply voltage drifts over time?
Operating with a nominal 4.63V reset threshold and ±1.5% initial accuracy, the CAT809RSDI-TE13 ensures predictable brownout detection throughout discharge cycles. This tight tolerance minimizes false resets during voltage transients while maintaining adequate noise immunity—critical for systems where cumulative component tolerances could otherwise push the effective threshold beyond safe margins by up to 30mV over temperature.
In what scenarios would the watchdog timer functionality of the CAT809RSDI-TE13 provide meaningful benefits versus relying solely on software-based timeout mechanisms?
The integrated 1.6-second watchdog timer offers essential protection in microcontroller systems where software hangs may prevent timely servicing of the WDI pin. Unlike software-only solutions, this hardware feature operates independently of processor state, providing guaranteed recovery from complete program counter corruption or stack overflow conditions—particularly valuable in safety-critical embedded designs without redundant processors.
What layout considerations are most critical when implementing the CAT809RSDI-TE13 near sensitive analog circuitry to avoid unintended triggering or false resets?
Maintaining a minimum 5mm clearance between the CAT809RSDI-TE13 and high-impedance nodes is essential to prevent capacitive coupling of switching noise into the RESET input. Additionally, routing the VDD trace directly from the bulk decoupling capacitor rather than through vias helps maintain clean power delivery, reducing susceptibility to electromagnetic interference-induced glitches that could corrupt reset signaling.
How does the propagation delay of the CAT809RSDI-TE13 impact system startup timing compared to other voltage supervisors in the same package format?
With a typical active-low RESET assertion delay of 200μs after VDD crosses below threshold, the CAT809RSDI-TE13 enables faster system initialization than many alternatives like the LM709C, which exhibits 500μs delays. This reduced latency allows downstream logic to begin executing valid code sooner post-power-up, improving overall boot efficiency in time-sensitive embedded applications.
What are the implications of using multiple CAT809RSDI-TE13 devices in parallel for redundancy or multi-voltage monitoring within a single PCB design?
While paralleling two CAT809RSDI-TE13 units might seem beneficial for redundancy, it introduces significant risk: if one device fails short-circuit, both outputs could simultaneously assert low, creating conflicting signals. Moreover, their inherent threshold variations (±1.5%) make coordinated operation unreliable. Instead, dedicated dual-supervisor ICs like the CAT803 are better suited for such architectures.
Can the CAT809RSDI-TE13 be used effectively to monitor Li-ion battery voltages during charging phases without additional voltage scaling components?
No—the CAT809RSDI-TE13 is designed for fixed-voltage rails (typically 3.0V–5.5V). Directly monitoring a 4.2V Li-ion cell would require precision resistive dividers to scale voltages appropriately, introducing tolerance stacking and offset errors. For battery-specific monitoring, dedicated fuel gauge circuits or comparators with reference chips offer more accurate state-of-charge tracking during charge/discharge cycles.
How does the power consumption profile of the CAT809RSDI-TE13 influence battery life calculations in portable medical devices requiring months of operation?
Drawing only 0.8μA quiescent current in active mode, the CAT809RSDI-TE13 contributes less than 0.1% to total system current budget in typical configurations. Even accounting for worst-case 2μA during RESET pulse events, its annual energy consumption remains negligible—ensuring minimal impact on coin-cell or lithium-thionyl chloride powered devices where microamp-range loads dominate lifetime projections.

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Customer Reviews

Evaluation: 10 Articles

  • Arch***ct
    Jul 15, 2026

    Used this device in a communication signal processing board. Stable timing and no unexpected issues during implementation.

  • FPGA***lorer88
    Jul 7, 2026

    The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.

  • Nath***oleman
    Jun 29, 2026

    Used this sensor component in an industrial automation setup. Detection accuracy was consistent and installation was straightforward.

  • Emil***rperTech
    Jun 23, 2026

    Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

  • Liam***terTech
    Jun 15, 2026

    Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

  • 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.

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Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
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Asia India 4
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Middle East Israel 6
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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:
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AMI Semiconductor/onsemi

CAT809RSDI-TE13

AMI Semiconductor/onsemi
32D-CAT809RSDI-TE13

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