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TAS5548DCA Datasheet(PDF) 9 Page - Texas Instruments |
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TAS5548DCA Datasheet(HTML) 9 Page - Texas Instruments |
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9 / 116 page  TAS5548 www.ti.com SLES270A – NOVEMBER 2012 – REVISED APRIL 2015 6.12 Mute Timing (MUTE) Control signal parameters over recommended operating conditions (unless otherwise noted). See Figure 6 PARAMETER MIN TYP MAX UNIT td(VOL) Volume ramp time Defined by rate setting(1) ms (1) See Volume, Treble, and Bass Slew Rates Register (0xD0). Note: No I2C commands during the volume ramp up/down. 6.13 Headphone Select (HP_SEL) Control signal parameters over recommended operating conditions (unless otherwise noted) PARAMETER MIN TYP MAX UNIT tw(HP_SEL) Pulse duration, HP_SEL active, see Figure 7 165 ms Defined by rate td(VOL) Soft volume update time ms setting(1) t(SW) Switchover time 165 ms (1) See Volume, Treble, and Bass Slew Rates Register (0xD0). 6.14 Switching Characteristics - Clock Signals PLL input parameters and external filter components over recommended operating conditions (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT External PLL filter capacitors SMD 0603 X7R 100 nF External PLL filter capacitors SMD 0603 X7R 10 nF External PLL filter resistors SMD 0603, metal film, 1% 200 Ω External VR_PWM decoupling C14 SMD 0603 X7R 100 nF 12.28 TAS5548: XTAL Frequency MHz 8 TAS5548: XTAL Frequency Tolerance at ±50 ppm 25°C TAS5548: XTAL Load Capacitance Follow XTAL Manufacturer specification 6.15 Switching Characteristics - Serial Audio Port Serial audio port slave mode over recommended operating conditions (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT fSCLKIN SCLK input frequency CL = 30 pF 2.048 12.288 MHz tsu1 Setup time, LRCLK to SCLK rising edge 10 ns th1 Hold time, LRCLK from SCLK rising edge 10 ns tsu2 Setup time, SDIN to SCLK rising edge 10 ns th2 Hold time, SDIN from SCLK rising edge 10 ns LRCLK frequency 32 48 192 kHz SCLK SCLK rising edges between LRCLK rising edges 64 64 edges SDOUT delay with respect to SCLK output (load = 20 ns 30pF), see Figure 8 Copyright © 2012–2015, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: TAS5548 |
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