background image

FSYNC

SCL
SDA

SDZ

I2S

SDZ

33.0

R2

>

X-SCL

X-SCL

X-SDA

X-BCLK

XMOS

X-BCLK

X-LRCK

X-DOUT

FSYNC

S

1

1B1

2

1B2

3

1A

4

2B1

5

2B2

6

GND

8

3A

9

3B2

10

3B1

11

4A

12

4B2

13

4B1

14

2A

7

OE

15

VCC

16

U17

SN74CB3Q3257DGVR

3.3V

GND

GND

I2C/SHUTDOWN SOURCE SELECT

10.0k

R44

OUT=INTERNAL

IN=EXTERNAL

S

1

1B1

2

1B2

3

1A

4

2B1

5

2B2

6

GND

8

3A

9

3B2

10

3B1

11

4A

12

4B2

13

4B1

14

2A

7

OE

15

VCC

16

U12

SN74CB3Q3257DGVR

3.3V

GND

GND

TDM SOURCE SELECT

>

>

10.0k

R41

GND

OUT=INTERNAL

IN=EXTERNAL

33.0

R38

33.0

R39

33.0

R40

J6

I2C-SEL

3.3V

J2

TDM-SEL

3.3V

GND

X-SDZ

>

>

>

>

>

>

3.3V-1.8V TRANSLATORS (Lev el Shifters)

FSYNC-XLTR

GND

Vcc

SDOUT-XLTR

DIR1

15

DIR2

16

A1

1

A2

2

A3

3

A4

4

DIR3

5

DIR4

6

OE

7

GND

8

B4

9

B3

10

B2

11

B1

12

VCCB

13

VCCA

14

U11

SN74AVC4T774RSVR

1.8V

GND

SBCLK-XLTR

>

>

>

>

>

>

>

>

SDZ-XTLR

1

2

3

4

5

U18
LVC1G125

1.8V

GND

XMOS

EXT-IN

SBCLK-EXTIN

SCL-EXTIN

SDA-EXTIN

SBCLK-EXTIN
FSYNC-EXTIN
SDIN-EXTIN

FSYNC-EXTIN

SDIN-EXTIN

X-SDZ

>

X-SDA

SCL-EXTIN

EXT-IN

SDA-EXTIN

I2C

I2S

X-LRCK

>

X-DOUT

>

SHUTDOWN

XMOS

EXT-IN

SDZ-EXTIN

SDZ-EXTIN

>

SDZ-XTLR

SCL-XLTR

SDA-XLTR

I2C

SHUTDOWN

>

>

>

>

TO DUT

EXT-OUT

AND

TO DUT AND

EXT-OUT

TO DUT AND EXT-OUT

>

>

>

1.8V

SCL
SDA

3.3V

GND

SDA_B

1

GND

2

VCCA

3

SDA_A

4

SCL_A

5

OE

6

VCCB

7

SCL_B

8

U15

TCA9406DCUR

10.0k

R43

SCL-XLTR
SDA-XLTR

X-SDZ_CTRL

>

0.1µF
16V

C5

GND

Vcc

SBCLK

33.0

R1

SBCLK

SDIN

33.0

R3

SDIN

GND

0.1µF
16V

C36

GND

0.1µF
16V

C37

1.8V

1.8V

SDZ-CTRL

>

SDZ-CTRL

X-SDZ_CTRL

>

Copyright © 2017, Texas Instruments Incorporated

www.ti.com

Hardware Documentation

11

SLOU500 – December 2017

Submit Documentation Feedback

Copyright © 2017, Texas Instruments Incorporated

TAS2770YFF Evaluation Module

Figure 8. Schematic: Input Multiplexing and Level Shift

Summary of Contents for TAS2770YFF

Page 1: ...2 TAS2770YFF Reference Board Printed Circuit Board Layout 15 9 3 TAS2770YFF Evaluation Board Bill of Materials 23 List of Figures 1 TAS2770YFF REF1 Stereo Configuration 3 2 Playback Device Settings 4...

Page 2: ...ning 1 THD N at a battery voltage of 13 8 V Integrated speaker voltage and current sense provides for real time monitoring of loudspeaker behavior Up to eight devices can share a common bus through ei...

Page 3: ...with the TAS2770YFFEVM plug in 2 Connect a speaker to J10 on the EVM Alternatively J20 and J15 can be used for speaker connections 3 Attach a power supply to connector J9 There is also an alternate b...

Page 4: ...indows Control Panel as shown in Figure 2 Figure 2 Playback Device Settings 7 Set the sampling rate using the Windows setting by opening Properties Advanced The TAS2770YFF EVM supports 44 1 kHz and 48...

Page 5: ...ings V Jumper Setting Description J1 3 3 V Selects I2S or TDM logic level J2 Remove Selects TDM input source J6 Remove Selects I2 C input source J13 0x62 Selects I2 C address J11 Remove Soundwire addr...

Page 6: ...umper on J2 and J6 PPC3 will recognize 1 2 4 or 8 channel setups See Figure 4 for details 5 Set Jumper J13 on each board to a unique address 6 Verify that the EVM is the default playback device by ope...

Page 7: ...c FSYNC I2S bit clock SBCLK PDM clock PDMCLK0 optional input source for TAS2770YFF PDM clock PDMCLK1 optional input source for TAS2770YFF PDM data PDMD0 optional input source for TAS2770YFF PDM data P...

Page 8: ...exas Instruments Incorporated TAS2770YFF Evaluation Module 8 1 Digital Audio Interface Selection 8 1 1 USB The TAS2770YFF Reference Board contains an XMOS microcontroller that acts as a USB HID and US...

Page 9: ...odule 8 1 2 Direct AP or PSIA Insert a jumper on J2 and connect the external digital audio source for example AP or PSIA to the external input header pin The odd numbered pins on this header provide a...

Page 10: ...1 F C61 GND GND USB_ID 43 USB_VBUS 45 USB_DP 46 USB_DM 47 USB_RTUNE 48 U5C XEF216 512 TQ128 C20 X0D36 3 X0D37 4 X0D38 5 X0D39 7 X0D40 8 X0D41 9 X0D42 10 X0D43 12 X0D01 27 X0D10 28 X0D00 30 X0D04 31 X0...

Page 11: ...SN74AVC4T774RSVR 1 8V GND SBCLK XLTR SDZ XTLR 1 2 3 4 5 U18 LVC1G125 1 8V GND XMOS EXT IN SBCLK EXTIN SCL EXTIN SDA EXTIN SBCLK EXTIN FSYNC EXTIN SDIN EXTIN FSYNC EXTIN SDIN EXTIN X SDZ X SDA SCL EXTI...

Page 12: ...9 B3 10 B2 11 B1 12 VCCB 13 VCCA 14 U3 SN74AVC4T774RSVR 1 8V GND SCL SDA 3 3V GND SDA_B 1 GND 2 VCCA 3 SDA_A 4 SCL_A 5 OE 6 VCCB 7 SCL_B 8 U4 TCA9406DCUR 10 0k R4 SDA EXTOUT SCL EXTOUT SDIN EXTOUT SB...

Page 13: ...EL 0 1 F 16V C12 GND 3 3V 2 4 5 3 U23 LVC1G14 GND FSYNC SCL SDA I2C SEL_CTRL I2C SEL_CTRL I2C SEL_CTRL 0 1 F 16V C13 GND 3 3V To TDM Control Bus 3 3V TP26 PDMCK 1 2 3 4 J8 PDM SDIN SDOUT SBCLK FSYNC1...

Page 14: ...GND GND GND 3 3V IN 1 2 EN 3 NR 4 OUT 5 GND U13 TPS73618DBVR 0 1 F C76 0 01 F C77 1 8V GND GND GND GND 3 3V 1 F 10V C75 5V VR VBAT GND 1 F 50V C68 VBAT RANGE 4 5 14V 47 F 63V C67 0 1 F 25V C69 1 2 J9...

Page 15: ...2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module 9 2 TAS2770YFF Reference Board Printed Circuit Board Layout Figure 12 through Figure 19 sh...

Page 16: ...Hardware Documentation www ti com 16 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 13 PCB Top Solder Mask...

Page 17: ...www ti com Hardware Documentation 17 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 14 PCB Top Copper...

Page 18: ...Hardware Documentation www ti com 18 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 15 PCB Copper Layer 2...

Page 19: ...www ti com Hardware Documentation 19 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 16 PCB Copper Layer 3...

Page 20: ...Hardware Documentation www ti com 20 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 17 PCB Bottom Copper...

Page 21: ...www ti com Hardware Documentation 21 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 18 PCB Bottom Solder Mask...

Page 22: ...Hardware Documentation www ti com 22 SLOU500 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS2770YFF Evaluation Module Figure 19 PCB Bottom Silk Screen...

Page 23: ...4 0 1 F Capacitor Ceramic 0 1 F 16 V 10 X7R 0402 0402 GRM155R71C104KA88D Murata C66 1 10 F Capacitor Ceramic 10 F 35 V 10 X7R 1206 1206 GMK316AB7106KL Taiyo Yuden C67 1 47 F Capacitor AL 47 F 63 V 20...

Page 24: ...0805 0805 MPZ2012S601A TDK L3 1 470 nH Inductor Shielded Drum Core Ferrite 470 nH 2 A 0 059 SMD Inductor 2x1 2x2mm VLS2012ET R47N TDK R1 R2 R3 R38 R39 R40 6 33 2 Resistor 33 2 1 0 063 W 0402 0402 CRC...

Page 25: ...s U4 U15 2 TCA9406 Dual Bidirectional 1 MHz I2C BUS and SMBus Voltage Level Translator 1 65 to 3 6 V 40 to 85 degC 8 pin US8 DCU Green RoHS no Sb Br DCU0008A TCA9406DCUR Texas Instruments Equivalent T...

Page 26: ...ive LDO 500 mA Fixed 3 3 V Output 3 8 V to 26 V Input 3 pin PFM KVU 40 to 125 C Green RoHS no Sb Br KVU0003A TL760M33QKVURQ1 Texas Instruments Equivalent Texas Instruments U22 1 SINGLE SCHMITT TRIGGER...

Page 27: ...mit Documentation Feedback Copyright 2017 Texas Instruments Incorporated Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Date Revision Des...

Page 28: ...TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD...

Page 29: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TAS2770YFFEVM...

Reviews: