LM4550BVH/NOPBIn StockTexas Instruments
LM4550BVH/NOPB is a AC '97 Rev 2.1 audio codec IC from Texas Instruments with integrated sample rate conversion and National 3D Sound, supporting 48-pin QFP package and 3V to 5.5V supply. From $4.44, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Quad Flat Packages
- Pin Count
- 48
- Lifecycle
- ACTIVE
- Datasheet
- LM4550BVH/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.4400(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AC '97 Rev 2.1 compliant codec with full-duplex audio support
- Integrated sample rate conversion for flexible audio clocking
- National 3D Sound enhancement for immersive audio output
- Wide supply voltage range: 3V to 5.5V operation
- Compact 48-pin QFP package for space-efficient PCB integration
Applications
The LM4550BVH/NOPB is widely used in PC motherboards and multimedia systems requiring AC '97 compliant audio codec functionality. It suits consumer electronics such as set-top boxes, home theater systems, and desktop computers where high-quality stereo audio with sample rate conversion is essential. Its 3D sound feature also makes it a preferred choice for gaming peripherals and interactive multimedia applications.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | ALSO REQUIRES 3V TO 5.5V SUPPLY |
| Consumer IC Type | CONSUMER CIRCUIT |
| JESD-30 Code | S-PQFP-G48 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP48,.35SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.2V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the supply voltage range for the LM4550BVH/NOPB?
The LM4550BVH/NOPB requires a 3V to 5.5V supply voltage. This wide range makes it compatible with both 3.3V and 5V digital logic systems commonly found in consumer electronics and PC platforms.
What audio standard does the LM4550BVH/NOPB comply with?
The LM4550BVH/NOPB complies with AC '97 Revision 2.1, a widely adopted audio codec standard for PC and consumer electronics. It supports full-duplex audio, multiple sample rates via integrated sample rate conversion, and National 3D Sound enhancement.
What package type does the LM4550BVH/NOPB use and how many pins does it have?
The LM4550BVH/NOPB comes in a 48-pin square QFP (Quad Flat Package) with 0.35mm pitch. This compact surface-mount package is suitable for high-density PCB designs in multimedia and consumer IC applications.
What are typical applications for the LM4550BVH/NOPB?
Typical applications include PC motherboard audio, set-top boxes, home theater receivers, gaming peripherals, and any consumer electronic device requiring AC '97 compliant stereo audio codec functionality with sample rate conversion.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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| Qty. | Unit Price | Ext. Price |
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| 1+ | $11.5860 | $11.59 |
| 2+ | $5.2560 | $10.51 |
| 500+ | $5.0000 | $2500.00 |
| 1000+ | $4.7200 | $4720.00 |
| 10000+ | $4.4400 | $44400.00 |
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