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STA321 Datasheet(PDF) 1 Page - STMicroelectronics |
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STA321 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 157 page October 2009 Doc ID 15351 Rev 3 1/157 1 STA321 4-channel digital audio system with FFX™ driver Features High efficiency FFX™ class-D modulator 100-dB dynamic range Two stereo channels with I2S input/output data interface 16-bit stereo ADC input with PGA and microphone biasing Analog and digital muxing/mixing capability 4-channel input sample rate converter (8 kHz to 192 kHz) Four channels of 24-bit audio processing Flexible channel mapping and routing Output configurations: –2.0 –2.1 –4.0 –Mono Embedded CMOS bridge: up to 0.5 W/channel pfStart™ for pop-free single-ended operations Play and record simultaneous operation Pre and post mix stages Individual channel and master gain/attenuation Digital gain/attenuation -105 dB to +36 dB in 0.5-dB steps Soft volume update and muting DC-blocking selectable high-pass filter Selectable de-emphasis filter Up to 13 28-bit user programmable biquads (EQ) per channel Bass/treble tone control Ternary, binary or phase shift modulation PWM output Headphone output with jack detector I2C control. LQFP-64 package with exposed pad down (EPD) Table 1. Device summary Order code Temperature range Package Packaging STA321 0 to 70 °C LQFP-64 EPD Tray STA321TR 0 to 70 °C LQFP-64 EPD Tape and reel www.st.com |
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