Texas Instruments TLV320DAC3202EVM User Manual Download Page 4

Page: 4 / 12

Description

www.ti.com

2.3

DC Ampere Meter Connection

Using the dc ampere meter connection, one can measure the current drawn from the SMPS by connecting
the 3-pin header to the terminal as shown in

. This ampere meter is limited to less than 10 mA;

consequently, playing music at a high volume could cause unpleasant sounds.

Figure 3. DC Ampere Meter Connection

TLV320DAC3202EVM

SLAU327 – October 2010

Summary of Contents for TLV320DAC3202EVM

Page 1: ...ts 3 2 3 DC Ampere Meter Connection 4 3 Getting Started 5 4 Recommended Media Player 6 5 Performance Testing 6 6 Generating Wave Files 7 7 Schematic and BOM 8 7 1 Schematic 8 7 2 Bill of Materials 9 L...

Page 2: ...industry standard formats such as I2 S and PCM Volume setting data width and sampling rate are configurable for optimum flexibility and efficiency The headset power control automatically adjusts the r...

Page 3: ...s The bottom side of the EVM contains a pair of low dropout regulators LDOs to power a TAS1020B USB streaming controller The bottom side also features a 6 MHz oscillator a 256k EEPROM a 3 5 mm audio j...

Page 4: ...y connecting the 3 pin header to the terminal as shown in Figure 3 This ampere meter is limited to less than 10 mA consequently playing music at a high volume could cause unpleasant sounds Figure 3 DC...

Page 5: ...listed when the EVM is detected Connect a set of headphones to the 3 5 mm audio jack and then start playing audio with the media player The type of media player used is described in more detail in Se...

Page 6: ...each plays for approximately 2 minutes Table 1 gives a description of these files Table 1 WAV Test File Summary Parameter 48kS s Files 44 1kS s Files Idle Channel Noise ICN_48kS wav ICN_44kS wav Dynam...

Page 7: ...p The compressed file contains three batch files that have been created double click the compressed file to automatically generate the wave files refer to Table 1 The three batch files perform these r...

Page 8: ...EE256_MSOP8 U3 EE256_MSOP8 WP 7 SCL 6 SDA 5 A1 2 A2 3 VCC 8 VSS 4 A0 1 C31 47nF C31 47nF R7 2 7K R7 2 7K C12 0 1uF 6 3V C12 0 1uF 6 3V R10 2 7K R10 2 7K C4 47pF 50V C4 47pF 50V DZ2S068C0L D2 DZ2S068C...

Page 9: ...RKF3091X Panasonic Ecg 18 1 R3 1 50 k 1 10W 1 150 V Resistor 0603 CR0603 10W 1501FT Venkel 19 2 R1 R2 27 4 k 1 16W 1 Resistor 0603 ERJ 3EKF27R4V Panasonic Ecg 20 1 R8 649 1 10W 1 Resistor 0603 RC0603F...

Page 10: ...ins important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engineer or visit www ti com...

Page 11: ...h statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury...

Page 12: ...401 Building No 5 JiuGe Business Center Lane 2301 Yishan Rd Minhang District Shanghai China Sales Direct 86 21 6401 6692 Email amall ameya360 com QQ 800077892 Skype ameyasales1 ameyasales2 Customer Se...