CPC5622ATR

SNGL PKG OPTICAL DAA PC CARD C T&R

CPC5622ATR – Optical Data Access Arrangement IC – Littelfuse LITELINK® III Series

This Littelfuse CPC5622ATR is a single-package optical Data Access Arrangement (DAA) IC designed for PC Card telecom interfaces. Offering reliable signal isolation and compliance with global telecom standards, it simplifies modem design while ensuring safety and noise immunity. PCX provides immediate access to this specialized component with guaranteed authentic stock and expedited shipping.

Key Features

• Function: Optical Data Access Arrangement (DAA)
• Voltage Range: 3V to 5.5V operation
• Current Consumption: Low 9mA supply current
• Power Handling: 1 Watt maximum
• Temperature Range: Industrial-grade -40°C to 85°C
• Package: 32-SOIC surface-mount (7.50mm width)

Technical Specifications

Part of Littelfuse’s LITELINK® III Series, this monolithic DAA integrates a single-circuit optical isolation solution. It features galvanic isolation for telephone line interfaces, eliminating the need for external transformers. The device meets stringent telecom safety requirements (e.g., FCC Part 68, TBR21) with its reinforced insulation design. Surface-mount 32-SOIC packaging ensures compact PCB integration. Note: This product is marked obsolete by the manufacturer but remains available through PCX while stocks last.

Typical Applications

• PC Card modems and fax adapters
• Telecom interface modules for embedded systems
• Industrial communication gateways
• Medical device connectivity solutions
• Legacy telecom equipment maintenance

About Littelfuse

Littelfuse is a global technology leader specializing in circuit protection, power control, and sensing solutions. Their acquisition of IXYS Integrated Circuits Division strengthened their portfolio in high-reliability semiconductor components, particularly for industrial and telecom markets.

With nearly 100 years of innovation, Littelfuse products are renowned for meeting rigorous quality standards and demanding operational environments. Their LITELINK® series exemplifies this commitment, providing robust isolation technology trusted by design engineers worldwide for critical communication interfaces.

About Data Access Arrangement (DAA) ICs

Data Access Arrangement ICs serve as the critical bridge between telecom networks and user equipment. They provide necessary isolation, impedance matching, and signal conditioning to ensure safe, compliant connections to public telephone lines. DAAs protect sensitive electronics from voltage surges and lightning strikes while maintaining signal integrity.

Modern optical DAAs like this Littelfuse solution replace bulkier transformer-based designs with compact, solid-state isolation. This technology enables slimmer form factors in modems, VoIP adapters, and industrial IoT devices while reducing power consumption and improving reliability in noisy electrical environments.

Packaging Options

Available in industry-standard Tape & Reel (TR) packaging for automated assembly. Contact PCX for Cut Tape (CT) or Digi-Reel® options.

Frequently Asked Questions

Q: Is this DAA IC suitable for VoIP applications?
A: Yes, it’s designed for modem/telecom interfaces including VoIP terminal adapters requiring POTS line simulation.

Q: What does “obsolete” status mean for availability?
A: Littelfuse no longer manufactures this part, but PCX maintains limited stock for legacy system support.

Q: Does it support global telecom compliance?
A: Yes, the LITELINK® III series meets international standards including CTR21 and FCC Part 68.

Q: Can I use this for battery-powered devices?
A: Absolutely. Its low 9mA current draw and 3V minimum voltage suit portable applications.

Q: Is external isolation required?
A: No. Integrated optical isolation eliminates need for additional components.

Q: Where can I find the datasheet?
A: Access the full datasheet on PCXCo.com: CPC5622ATR Datasheet

Product images are representational. Refer to datasheet for exact specifications.

Order Today for Fast Delivery!

Secure remaining stock of this specialized telecom IC – contact PCX now for guaranteed authentic Littelfuse components and priority shipping!