STA559BW
STA559BW is 2.1 channel high-efficiency digital audio system manufactured by STMicroelectronics.
supply voltage, 4.5 V to 16 V
- Three power output configurations:
- 2 channels of ternary PWM (2 x 3 W into 4 at 5 V) + PWM output
- 2 channels of ternary PWM (2 x 3 W into 4 at 5 V) + ternary stereo line-out
- 2.1 channels of binary PWM (left, right, LFE) (2 x 0.7 W + 1 x 3 W into 4 at 5 V) (2 x 1.4 W + 1 x 6 W into 2 at 5 V)
- FFX with 100-d B SNR and dynamic range
- Selectable 32- to 192-k Hz input sample rates
- I²C control with selectable device address
- Digital gain/attenuation +48 d B to -80 d B with 0.5-d B/step resolution
- Soft volume update
- Individual channel and master gain/attenuation
- Two independent limiters/pressors
- Dynamic range pression or anti-clipping modes
- Up to 4 user-programmable biquads/channel
- Three coefficients banks for EQ presets storing with fast recall via I²C interface
- Bass/treble tones and de-emphasis control
- Selectable high-pass filter for DC blocking
- Advanced AM interference frequency switching and noise suppression modes
- Selectable high- or low-bandwidth noise-shaping topologies
- Selectable clock input ratio
- Thermal overload and short-circuit protection embedded
- Video apps: 576 x f S input mode supported
Table 1. Device summary
Order code STA559BWTR Package Packaging
Power SSO-36 EPD Tape and reel
February 2014
This is information on a product in full production.
Doc ID18190 Rev 2
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