BS3003 2.1Ch Digital Amplifier w/ SPDIF & I2S Interface 2.1 Channel Digital Amplifier with SPDIF & I2S Interface BS3003 GENERAL DESCRIPTION The BS3003 is the very smart choice for 2.1 channel audio systems. The BS3003 is embedded with the latest generation of Lossless Digital Amplification (LDA) Technology. Digital Electronic Crossover, 5V Speaker Driver and Earphone Driver are all in one convenient package. With embedded SPDIF decoder, the chip can accept 2 channel digital audio data in SPDIF format or I2S format data from other audio signal source such as A/D converter. The BS3003 will generate 3 sets of signal for Left, Right and Sub-Woofer Channels. Each set of signal can select crossover frequency and Sub-Woofer’s phase to drive speakers without external complicated Filter circuit. The powerful Audio Volume Control includes 32-Level Digital Audio Volume Control and Mute Control. It also provides Volume Level Boost and Output Anti-Clipping function. The quality of sound is pure and full which is much different from the traditional Class AB Amplifier. FEATURE Operation Voltage: - Digital Part: 3.0 ~ 3.6V - Speaker / Earphone Driver: 3.0 ~ 5.0V Operation Frequency: - Use one 49.152MHz Crystal For Operation Audio Data Input Interface: - SPDIF (IEC 60958) Data Format Interface, Accept 32K, 44.1K, 48K, 96KHz Sample Rate - 3-Wire Digital Audio Data Interface: Support I2S, Left-Justified & Right-Justified Format 29 ~ 96KHz Wide Continue Sample Rate Range Auto Adapt Word Length For Left & Right Channel In I2S & Left-Justified Mode Provide 24/20/18/16-Bits Word Length Select for Left & Right Channel In Right-Justified Mode Provide Left/Right Frame Select Exchange Function Provide Serial Clock Positive or Negative Latch Data Select Select Master or Slaver Mode Through External Pin Provide SPDIF/I2S Decoder Active LED Indication Output Two Control Interfaces of Hardware Mode Without MCU & I2C Control Mode 14 Crossover Frequency Select Digital Audio Volume & Mute Control Temperature Sensor Treble, Bass and Balance Output Control Interface Package Type: HQFP100 & LQFP64 Biforst CONTACT INFORMATION 豪發科技股份有限公司 Biforst Technology Inc. 新竹縣竹北市台元街 26 號 8 樓之 3 8F-3, No.26, Tai Yuen St., Jubei City, Hsin-Chu, Taiwan, R.O.C. Tel: 886-3-552-6521; Fax: 886-3-552-6558; Email: [email protected] [email protected][email protected]-----------------------------Biforst Technology, Inc., reserves the right to change product or specifications without notice.