STA369BWTR STMicroelectronics

STA369BW 2.1-channel high-efficiency digital audio system Sound Terminal Datasheet - production data 15 preset crossover filters 5 preset anti-clipping modes Preset nighttime listening mode Individual channel and master soft/hard mute Independent channel volume and DSP bypass Automatic zero-detect mute PowerSSO-36 Automatic invalid input-detect mute with exposed pad down (EPD) 2 I S input data interface Input and output channel mapping Up to 8 user-programmable biquads per Features channel 3 coefficient banks for EQ presets storing with Wide-range supply voltage 2 fast recall via I C interface 5 V to 26 V (operating range) Extended coefficient dynamic up to -4..4 for 30 V (absolute maximum rating) easy implementation of high shelf filters Four power output configurations Bass/treble tones and de-emphasis control 2 channels of ternary PWM (stereo mode) Selectable high-pass filter for DC blocking (2 x 30 W into 8 at 22 V) Advanced AM interference frequency 3 channels - left, right using binary and LFE switching and noise suppression modes using ternary PWM (2.1 mode) (2 x 15 W + 1x30 W into 2x4, 1 x 8 at 22 V) Selectable high- or low-bandwidth 2 channels of ternary PWM (2 x 30 W) + noise-shaping topologies stereo lineout ternary) Selectable clock input ratio FFX 100 dB SNR and dynamic range 96 kHz internal processing sampling rate with Selectable 32 to 192 kHz input sampling rates quantization error noise shaping for very low 2 cutoff frequency filters I C control with selectable device address Thermal overload and short-circuit protection Digital gain/attenuation +42dB to -80dB with embedded 0.125 dB/step resolution Video apps: 576 x Fs input mode supported Soft-volume update with programmable ratio Fully compatible with STA339BW, Individual channel and master gain/attenuation STA369BWS and STA350BW Two independent DRCs configurable as a 2 dual-band anti-clipper (B DRC) or independent Table 1. Device summary limiters/compressors Order code Package Packing EQ-DRC for DRC based on filtered signals STA369BW Power SSO-36 Tube Dedicated LFE processing for bass boosting with 0.125 dB/step resolution STA369BWTR Power SSO-36 Tape and reel Audio presets: September 2013 DocID022033 Rev 2 1/89 This is information on a product in full production. www.st.comContents STA369BW Contents 1 Description 10 1.1 Block diagram .11 2 Pin connections 12 2.1 Connection diagram . 12 2.2 Pin description . 12 3 Electrical specifications . 14 3.1 Absolute maximum ratings 14 3.2 Thermal data 14 3.3 Recommended operating conditions 15 3.4 Electrical specifications for the digital section . 15 3.5 Electrical specifications for the power section . 16 4 Characterization curves . 18 4.1 Mono parallel BTL characteristics 23 5 Serial audio interface . 25 5.0.1 Timings . 25 5.0.2 Delay serial clock enable 25 5.0.3 Channel input mapping . 25 6 Processing data paths 26 2 7I C bus specification 28 7.1 Communication protocol 28 7.1.1 Data transition or change 28 7.1.2 Start condition 28 7.1.3 Stop condition 28 7.1.4 Data input . 28 7.2 Device addressing 28 7.3 Write operation . 29 7.3.1 Byte write 29 7.3.2 Multi-byte write 29 2/89 DocID022033 Rev 2