LM4846TL/NOPB National Semiconductor, LM4846TL/NOPB Datasheet
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LM4846TL/NOPB
Specifications of LM4846TL/NOPB
Related parts for LM4846TL/NOPB
LM4846TL/NOPB Summary of contents
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... It delivers high quality output power from a surface-mount package and requires only seven external components in the OCL mode (two additional components in SE mode). Boomer ® registered trademark of National Semiconductor Corporation. © 2006 National Semiconductor Corporation Key Specifications j THD+N at 1kHz, 500mW into 8Ω BTL (3.3V) ...
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Typical Application FIGURE 1. Typical Audio Amplifier Application Circuit-Output Capacitor-less www.national.com 2 20166866 ...
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Typical Application (Continued) FIGURE 2. Typical Audio Amplifier Application Circuit-Single Ended 3 20166867 www.national.com ...
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Connection Diagrams 25-Bump micro SMD Top View Pin Descriptions Bump ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage Storage Temperature Input Voltage ESD Susceptibility (Note 3) ESD Machine model (Note 6) Junction Temperature ( Solder Information (Note 1) Electrical Characteristics 3.3V ...
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Electrical Characteristics 3.3V The following specifications apply for V Symbol Parameter Digital Volume Range (R and Mute Attenuation MONO_IN Input Impedance R and L Input Impedance Wake-Up Time from Shutdown WU www.national.com (Notes ...
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Electrical Characteristics 5.0V The following specifications apply for V Symbol Parameter I Supply Current DD I Shutdown Current SD V Output Offset Voltage OS P Output Power O Total Harmonic Distortion Plus THD+N Noise N Output Noise OUT Power Supply ...
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I C/SPI (Notes 2, 7) The following specifications apply for V Symbol Parameter Clock Period Clock Setup Time Data Hold Time 3 t Start Condition ...
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Typical Performance Characteristics THD+N vs Frequency V = 3.3V 8Ω Mode 1, BTL THD+N vs Frequency V = 3.3V 32Ω Mode 6, OCL THD+N vs Frequency V = ...
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Typical Performance Characteristics THD+N vs Frequency 8Ω Mode 1, BTL THD+N vs Frequency 32Ω Mode 4, SE THD+N vs Frequency V = 5V, R ...
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Typical Performance Characteristics THD+N vs Output Power V = 3.3V 8Ω 1kHz DD L Mode 1, BTL THD+N vs Output Power V = 3.3V 32Ω 1kHz DD L Mode 4, OCL THD+N ...
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Typical Performance Characteristics THD+N vs Output Power 8Ω 1kHz DD L Mode 1, BTL THD+N vs Output Power 32Ω 1kHz DD L Mode 4, OCL THD+N ...
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Typical Performance Characteristics PSRR vs Frequency V = 3.3V, 0dB DD Mode 4, OCL PSRR vs Frequency V = 3.3V, 0dB DD Mode 6, OCL PSRR vs Frequency V = 3.3V, 6dB DD Mode 1, BTL (Continued) PSRR vs Frequency ...
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Typical Performance Characteristics Noise V = 3.3V, Mode 4, OCL DD Noise V = 3.3V, Mode Noise V = 3.3V, Mode 1, BTL DD www.national.com (Continued 20166855 V = 3.3V, Mode 5, BTL DD 20166857 ...
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Typical Performance Characteristics Power Dissipation vs Output Power V = 3.3V 8Ω 1kHz, BTL, Mode 5 Power Dissipation vs Output Power V = 3.3V 32Ω 1kHz, OCL, Mode ...
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Typical Performance Characteristics Power Dissipation vs Output Power 8Ω 1kHz, BTL, Mode 5 Power Dissipation vs Output Power 32Ω 1kHz, OCL, Mode ...
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Typical Performance Characteristics Crosstalk vs Frequency V = 3.3V 32Ω Right-Left, OCL, Mode 6 Crosstalk vs Frequency V = 3.3V 32Ω Right-Left, SE, Mode 6 Supply Current vs ...
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Typical Performance Characteristics Supply Current vs Supply Voltage R = 32Ω, OCL, Mode 6 L Supply Current vs Supply Voltage R = 32Ω, SE, Mode 6 L Output Power vs Supply Voltage R = 8Ω, Mode 5 L www.national.com (Continued) ...
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Typical Performance Characteristics Output Power vs Supply Voltage R = 32Ω, OCL, Mode 6 L Output Power vs Supply Voltage R = 32Ω, SE, Mode 6 L (Continued) Output Power vs Supply Voltage R L 20166887 20166889 19 = 32Ω, ...
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Application Information PIN DESCRIPTION SDA: This is the serial data input pin. SCL: This is the clock input pin. ID_ENB: This is the address select input pin CSPI_SEL: This is tied LOW for I ...
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Application Information SPI DESCRIPTION CSPI_SEL: This pin is tied HIGH for SPI mode. 1. The data bits are transmitted with the MSB first. 2. The maximum clock rate is 1MHz for the CLK pin. 3. CLK must ...
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Application Information A7 A6 Chip 1 1 Address ID_ENB = ID_ENB = Mode Control 0 Programmable 3D 0 Mono Volume 1 Control Left Volume Control 1 Right Volume 1 Control 1. Bits ...
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Application Information Volume Step xVC4 xVC3 ...
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Application Information NATIONAL 3D ENHANCEMENT The LM4846 features a stereo headphone, 3D audio en- hancement effect that widens the perceived soundstage from a stereo audio signal. The 3D audio enhancement creates a perceived spatial effect optimized for stereo head- phone ...
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Application Information and reduced output power. Even with tightly regulated sup- plies, trace resistance creates the same effects as poor supply regulation. Therefore, making the power supply traces as wide as possible helps maintain full output voltage swing. BRIDGE CONFIGURATION ...
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Application Information LM4846’s supply pins and ground. Keep the length of leads and traces that connect capacitors between the LM4846’s power supply pin and ground as short as possible. Connect- ing a 2.2µF capacitor between the BYPASS pin ...
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Application Information LM4846 TL DEMO BOARD ARTWORK (Continued) Top Overlay Top Layer 27 20166806 20166805 www.national.com ...
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Application Information www.national.com (Continued) Bottom Layer 28 20166804 ...
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Revision History Rev 1.0 1.1 1.2 1.3 Date 11/10/05 1st WEB released. 12/21/05 Edited the X1, X2, and X3 in the mktg ouline, then re-released D/S 01/13/06 Added the Typ. Perf. curves, then released D/S to the WEB. 07/06/06 Added ...
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