LM4546BVH/NOPB
- Mfr.Part #
- LM4546BVH/NOPB
- Manufacturer
- National Semiconductor
- Package / Case
- 48-LQFP
- Datasheet
- Download
- Description
- LM4546B AC '97 REV 2.1 CODEC WIT
- Stock
- 2,500
- In Stock :
- 2,500
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- National Semiconductor
- Product Category :
- CODECS
- Max Supply Voltage :
- 5.5V
- Terminal Position :
- QUAD
- Sampling Rate :
- 48 ksps
- RoHS Status :
- ROHS3 Compliant
- Voltage - Supply, Analog :
- 4.2V~5.5V
- Number of Terminations :
- 48
- Package / Case :
- 48-LQFP
- Number of DAC Channels :
- 2
- JESD-609 Code :
- e3
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Radiation Hardening :
- No
- Power Supplies :
- 3.3/55V
- ECCN Code :
- EAR99
- Terminal Form :
- Gull wing
- Terminal Finish :
- Matte Tin (Sn)
- Factory Lead Time :
- 6 Weeks
- Mounting Type :
- Surface Mount
- Dynamic Range, ADCs / DACs (db) Typ :
- 90 / 89
- Number of Analog Inputs :
- 6
- Number of Functions :
- 1
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Min Supply Voltage :
- 3V
- Power Consumption :
- 285mW
- Data Interface :
- Serial
- Number of ADCs / DACs :
- 2 / 2
- Pin Count :
- 48
- Lead Free :
- Lead Free
- Pbfree Code :
- yes
- Number of Pins :
- 48
- Thickness :
- 1.4mm
- Weight :
- 181.692094mg
- Operating Temperature :
- -40°C~85°C
- Voltage - Supply, Digital :
- 3V~5.5V
- Conversion Rate :
- 48 ksps
- Mount :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 260
- Width :
- 7mm
- Resolution (Bits) :
- 18 b
- Length :
- 7mm
- Packaging :
- Tray
- Terminal Pitch :
- 0.5mm
- Height :
- 1.6mm
- Gain :
- 20 dB
- Base Part Number :
- LM4546
- Sigma Delta :
- yes
- Type :
- Audio, AC '97
- Number of Channels :
- 1
- Datasheets
- LM4546BVH/NOPB

CODECS National Semiconductor LM4546BVH/NOPB Overview
The CODECS National Semiconductor LM4546BVH/NOPB is a high-performance audio codec that supports AC '97 REV 2.1 interface specifications, making it ideal for integrating into multimedia and audio communications systems. Designed by National Semiconductor, a leader in analog technology, this codec ensures reliable audio performance with enhanced sound quality and fidelity. Its robust design and advanced features cater to a broad range of industrial and consumer applications, significantly enhancing audio playback and recording capabilities in complex electronic systems.
LM4546BVH/NOPB Features
This codec incorporates several key features that make it a versatile choice for developers and engineers. It supports multiple audio formats, providing flexibility in dealing with various audio inputs and outputs. Additionally, its low-power consumption and minimal external component requirement make it suitable for portable devices. With built-in error detection and correction mechanisms, the LM4546BVH/NOPB ensures high reliability and audio quality, making it an excellent choice for demanding audio applications.
LM4546BVH/NOPB Applications
- PC Audio Systems: Utilized in desktop and laptop computers to manage audio data streams effectively, ensuring clear and crisp sound quality for both playback and audio recording.
- Portable Media Devices: Integrated into MP3 players, portable speakers, and other handheld entertainment units to provide high-quality audio playback in a compact form factor.
- Home Audio Systems: Employed in home theater systems and smart home devices, enhancing the audio experience with superior codec performance for multimedia applications.
- Automotive Audio Systems: Used in vehicle infotainment systems to deliver enhanced audio fidelity and support complex audio processing tasks required in modern automotive environments.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















