IS31AP4833 TREBLE AND BASS CONTROL WITH 3D ENHANCEMENT AUDIO POWER DRIVER March 2014 GENERAL DESCRIPTION FEATURES The IS31AP4833 is a treble and bass control with 3D 3.0V to 5.5V supply enhancement audio power driver. The IS31AP4833 Mute control provides tone (bass and treble) controls and volume Treble and bass control control as well as a stereo audio power amplifier Independent volume control for two channels capable of delivering 2.8W into 4 with less than 10% Stereo input MUX THD with a 5V supply. I2C control interface The IS31AP4833 uses flexible I2C control interface for 3D enhancement multiple application requirements. It also features 3D Thermal shutdown protection sound circuitry which can be externally adjusted via a Click-and-pop suppression simple RC network. QFN-36(4mm 4mm) and TQFP-48(7mm 7mm) The IS31AP4833 features a 13 steps tone control package (-12dB ~ +12dB, 2dB/step) and a 29 steps volume control (mute, -42dB ~ +12dB, 2dB/step) for the headphone and stereo outputs. The volume and tone APPLICATIONS are controlled through an I2C compatible interface. Cell phones, PDA, MP4, PMP The IS31AP4833 can get independent volume control Portable and desktop computers for two channels. Desktops audio system IS31AP4833 is available in QFN-36 (4mm 4mm) and Multimedia monitors TQFP-48(7mm 7mm) package. It operates from 3.0V to 5.5V over the temperature range of -40C to +85C. TYPICAL APPLICATION CIRCUIT Figure 1 Typical Application Circuit Lumissil Microsystems www.lumissil.com 1 Rev. B, 03/04/2014 IS31AP4833 PIN CONFIGURATION Package Pin Configuration (Top View) QFN-36 INL1 1 36 INR1 NC 2 35 NC LOL 3 34 LOR TIL 4 33 TIR OUTL+ 5 32 OUTR+ NC 6 31 NC TQFP-48 VCC 7 30 VCC NC8N29C OUTL- 9 28 OUTR- LIL 10 27 LIR TOL 11 26 TOR SDA 12 25 SCL Lumissil Microsystems www.lumissil.com 2 Rev. B, 03/04/2014 NC 13 48 INL2 SDB 14 47 NC BYPASS 15 46 INL3 NC 16 45 INL+ RST 17 44 INL- GND 18 43 GND GND 19 42 GND HP 20 41 INR- 3D EN 21 40 INR+ 3DN 22 39 INR3 3DP 23 38 NC NC 24 37 INR2