STW5094A
Key Features
- Complete stereo audio digital to analog converters and filters - 18-bit, 8 kHz to 48 kHz DAC with sample-rate conversion - Linear phase analog&digital filters - 16 Ω load stereo headphones drivers, 8 Ω load mono loudspeaker driver for group listening Stereo audio DAC features - Asynchronous sampling DAC: does not require oversampled clock and information on the audio data sampling frequency. Jitter tolerant - Multibit Σ∆ modulator with data weighted averaging DAC - 92 dB dynamic range, 0.01% THD over 16 Ω load performance *
- TFBGA 6x6 (36 pins) ORDER CODES: STw5094AD/LF, STw5094ADT/LF
- Complete CODEC and filter system - 14-bit linear or 8-bit companded ADC and DAC - Transmit and receive digital band-pass filters - Active antialias and smoothing filters - 8 Ω load earpiece/loudspeaker driver, 16 Ω load auxiliary driver Voice CODEC features - Support 8 kHz or 16 kHz sampling rate - One microphone biasing output - Remote control function - Three switchable microphone amplifier inputs. 42.5 dB range programmable gain - Transient supression during power up and power down - Internal programmable sidetone - Internal ring, tone and dtmf generator - Programmable PWM buzzer driver - Support any sampling frequency in the range 8 kHz to 48 kHz - DSP functions for bass-treble-volume controls, deemphasis filter and dynamic compression - Tones from tone generator can be injected in the audio paths
- Stereo headphones and loudspeaker/earpiece power amplifiers features and stereo input for FM radio features: - 20 kHz bandwidth stereo headphones outputs. Driving capability: 40 mW (typ. 0.1% T.H.D) over 16 Ω with 40 dB range programmable gain - Balanced earpiece⁄ loudspeaker output. Driving capability: 300 mW (typ. 0.1% T.H.D) over 8 Ω with 30dB range programmable gain
