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  • KT RTL8251CL-GR QFP-48 integrated chip
  • KT RTL8251CL-GR QFP-48 integrated chip
  • KT RTL8251CL-GR QFP-48 integrated chip
  • KT RTL8251CL-GR QFP-48 integrated chip
  • KT RTL8251CL-GR QFP-48 integrated chip
  • KT RTL8251CL-GR QFP-48 integrated chip
KT RTL8251CL-GR QFP-48 integrated chip

KT RTL8251CL-GR QFP-48 integrated chip

$0.12-$0.12/ Piece|1 Piece/Pieces(Min. Order)

Customization:

Customized packaging（Min.Order: 1 pieces）
View product details

KT RTL8251CL-GR QFP-48 integrated chip

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Ethernet Connectivity: Supports 10/100 Mbps network communication for reliable data transmission in embedded systems and consumer electronics.
  • Low-Power Operation: Optimized for energy efficiency, ideal for battery-powered or space-constrained devices.
  • Cost-Effective Design: Delivers essential networking capabilities at an affordable price, suitable for mass-market applications.

Key features

  • 1. Material Technology

    • With FR-4 PCB and surface-mount technology (SMT), you can achieve durable construction and efficient heat dissipation for reliable operation.

  • 2. Performance Parameters

    • With 10/100 Mbps Ethernet support, you can ensure seamless connectivity across standard network speeds.

  • 3. Low-Power Design

    • With low-power design, you can reduce energy consumption by up to 30% compared to conventional Ethernet controllers.*

  • 4. Cost-Effective Solution

    • With a cost-effective design, you can cut production expenses by ~20% compared to premium alternatives.*

  • 5. Certification Standards

    • With compliance to industry standards, you can meet regulatory requirements for electronic devices.*

Product details

KT RTL8251CL-GR QFP-48 integrated chip

The KT RTL8251CL-GR QFP-48 integrated chip is a low-power, cost-effective Ethernet controller designed for embedded systems and consumer electronics. Supporting 10/100 Mbps Ethernet standards, it delivers reliable network connectivity in compact form factors. Built with surface-mount technology (SMT) on FR-4 PCB material, this chip ensures efficient heat dissipation and robust performance in space-constrained applications.

Technical specifications

FeatureSpecificationBenefit
Ethernet Support10/100 MbpsEnsures reliable data transfer at varying speeds.
Power ConsumptionLow-power design (150mW max)Extends battery life in portable devices.
Package TypeQFP-48Enables high-density PCB integration.
Operating Temperature-40°C to 85°COperates reliably in harsh industrial settings.
Compliance StandardsRoHS, FCCMeets global regulatory requirements.
Cost-EffectivenessBudget-friendly pricingReduces BOM costs for mass production.

Customization guide

Adjustable power management parameters allow optimization for ultra-low-power modes, ideal for IoT devices. Flexible integration with SMT ensures compatibility with diverse PCB designs.

Get inspired

Empower your embedded systems with seamless Ethernet connectivity. Whether designing a smart thermostat, industrial sensor, or consumer router, the RTL8251CL-GR delivers reliable performance at an affordable price point.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Power Consumption150mW120mW (+20%)90mW (+40%)
Data Rate EfficiencyStandardEnhancedPremium
Operating Temperature-40°C to 85°C-40°C to 105°C-40°C to 125°C
CertificationsRoHSRoHS + FCCRoHS + FCC + CE

Supplier's note

  1. Technical Breakthroughs:

    • Low-Power Design: 20% lower power consumption than traditional controllers enables extended battery life in portable devices.
    • Cost-Effective Packaging: QFP-48 reduces PCB space usage by 15% compared to legacy packages.
    • Dual-Speed Flexibility: Simultaneous 10/100 Mbps support eliminates the need for separate chips in mixed-network environments.

  2. Version Selection Guide:

    • Base Model: Ideal for basic IoT devices or low-volume production where cost is prioritized.
    • Advanced Model: Choose for industrial IoT or outdoor applications requiring extended temperature ranges (-40°C to 105°C).
    • Pro Model: Opt for mission-critical systems (e.g., industrial automation) needing triple-certification compliance and extreme thermal tolerance.

With the Pro Model’s 90mW power draw, you can reduce energy costs by 30% in always-on devices. Pair its robust -40°C to 125°C range with industrial-grade materials to ensure uninterrupted operation in harsh environments.

Frequently asked questions

  • Which RTL8251CL model suits embedded systems with power constraints?

  • Is the RTL8251CL compliant with Ethernet standards for industrial devices?

  • How does RTL8251CL compare to higher-cost Ethernet controllers in terms of power efficiency?

  • Can the RTL8251CL be customized for IoT devices requiring low-power Ethernet?

  • What precautions ensure the RTL8251CL’s longevity during PCB assembly?

  • Which devices benefit most from the RTL8251CL’s 10/100 Mbps Ethernet support?

  • Does the RTL8251CL’s low-power design meet energy standards for consumer electronics?

  • How does the RTL8251CL’s manufacturing in TAIWAN ensure quality for network applications?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Ethernet Speed SupportEmbedded systems, IoT devices10/100 Mbps▲ (Industry Standard: 10 Mbps; Our Advanced: 1000 Mbps▲▲)Enables faster data transfer than legacy systems▲ (Supports 100 Mbps▲)Limited to 100 Mbps▲ (Advanced version supports 1000 Mbps▲▲ for high-demand apps)
Power ConsumptionBattery-powered devices, portable gear0.5W active (IEC 60065), 0.1W idle▲ (Industry avg: 0.8W▲▲)Extends battery life by 40%▲▲ (vs industry standard)May underperform in high-throughput scenarios requiring sustained power▲▲
Cost EfficiencyBudget electronics, mass production$2.50/unit▲ (Industry avg: $3.20▲▲; Our Advanced: $2.80▲▲ with premium features)Reduces BOM costs by 22%▲▲ (vs industry baseline)Sacrifices advanced features (e.g., gigabit support) in Base tier▲▲
Integration CapabilitiesCompact PCB designsSMT QFP-48 (4mm²)▲ (Industry: Through-hole 14mm²▲▲)Saves 71% PCB space▲▲ (vs industry-standard through-hole packages)Requires SMT assembly equipment▲▲ (higher setup costs for small-scale producers)
Compatibility StandardsGlobal deploymentsIEEE 802.3▲ (Industry: Mixed compliance▲▲)Ensures interoperability with 95% of Ethernet devices▲▲ (per IEC 61158)Limited to Ethernet protocols▲▲ (Advanced supports Wi-Fi 6▲▲ for broader use)
Thermal PerformanceIndustrial environments85°C max (Industry: 70°C▲▲)Operates in harsher conditions▲▲ (e.g., automotive systems)May require cooling in extreme environments▲▲ (Advanced: 105°C▲▲ for rugged use)

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.