Datasheet

2CH Analog Input
From Other Source/
Digital Out
PC Interface
SPDIF/
Optical, Coax
TAS5717/19
Left
Right
TAS5717/19 EVMMC57xxPSIA
HPR_OUT
HPL_OUT
HPR_IN
HPL_IN
www.ti.com Overview
Figure 2. TAS5719EVM Printed-Circuit Board
The EVM together with other TI components on this board, is a complete 2.0-channel digital audio
amplifier system. The MC57XXPSIA Controller board includes a USB interface, a digital input (SPDIF),
analog inputs via the ADC, power inputs, and other features like a mute function and power down.
Figure 3. Complete System and EVM Signal Path Overview
1.1 TAS5717/19EVM and MC57xxPSIA Features
• Channel evaluation module design
• Self-contained protection systems and control pins
• USB interface
• Standard I
2
S data input using optical or coaxial inputs
• Analog input through analog-to-digital converter
• Subwoofer connection—the PWM terminal provides the PWM signal and power to an external
subwoofer board
• Double-sided, plated-through PCB, 1oz copper, 2mm
• Access to control signal gain and data format through EVM-software GUI
3
SLOU303–November 2010 TAS5717/19 10W/15W Digital Audio Power Amplifier with Integrated
Capacitor-Free HP Amplifier
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