VS2000 Datasheet, PDF(8/21 Page) List of Unclassifed Manufacturers – Headtracking Multichannel USB Audio Headphone IC / USB DAC

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VS2000 Datasheet, PDF (8/21 Pages) List of Unclassifed Manufacturers – Headtracking Multichannel USB Audio Headphone IC / USB DAC

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VLSI

Solution y

VS2000

VS2000 PRELIMINARY

4. PACKAGES AND PIN DESCRIPTIONS

4.2 LQFP-48 Pin Descriptions

Pin Name

XRESET

GPIO0 0

GPIO0 1

GPIO0 2

GPIO0 3

DGND0

IOVDD1

TEST

GPIO0 4

GPIO0 5

GPIO0 6

GPIO0 7

GPIO0 8

GPIO0 9

GPIO0 10

GPIO0 12

GPIO0 13

DGND1

IOVDD2

GPIO0 11

GPIO0 14

XCS / GPIO1 0

SCLK / GPIO1 1

SI / GPIO1 2

SO / GPIO1 3

TX / GPIO1 4

RX / GPIO1 5

XTALI

XTALO

IOVDD

DGND2

CVDD

VHIGH

AVDD

USBP

USBN

PWRBTN

AGND0

AVDD1

RIGHT

AGND1

AGND2

CBUF

AVDD2

RCAP

AVDD3

LEFT

AGND3

LQFP Pin

Pin Type

DIO

DGND

IOPWR

DIO

10 DIO

11 DIO

12 DIO

13 DIO

14 DIO

15 DIO

16 DIO

17 DIO

18 DGND

19 IOPWR

20 DIO

21 DIO

22 DIO

23 DIO

24 DIO

25 DIO

26 DIO

27 DIO

28 AI

29 AO

30 IOPWR

31 DGND

32 CPWR

33 PWR

34 APWR

35 AIO

36 AIO

37 AIO

38 APWR

39 APWR

40 AO

41 APWR

42 APWR

43 AO

44 APWR

45 AIO

46 APWR

47 AO

48 APWR

Function

Active low asynchronous reset, schmitt-trigger input

General-purpose IO Port 0, bit 0

General-purpose IO Port 0, bit 1

General-purpose IO Port 0, bit 2

General-purpose IO Port 0, bit 3

Core & I/O ground

I/O power supply

Test mode input (active high), connect to DGND

General-purpose IO Port 0, bit 4

General-purpose IO Port 0, bit 5

General-purpose IO Port 0, bit 6

General-purpose IO Port 0, bit 7

General-purpose IO Port 0, bit 8

General-purpose IO Port 0, bit 9

General-purpose IO Port 0, bit 10

General-purpose IO Port 0, bit 12

General-purpose IO Port 0, bit 13

Core & I/O ground

I/O power supply

General-purpose IO Port 0, bit 11

General-purpose IO Port 0, bit 14

SPI XCS / General-Purpose I/O Port 1, bit 0

SPI CLK / General-Purpose I/O Port 1, bit 1

SPI MISO / General-Purpose I/O Port 1, bit 2

SPI MOSI / General-Purpose I/O Port 1, bit 3

UART TX / General-Purpose I/O Port 1, bit 4

UART RX / General-Purpose I/O Port 1, bit 5

Crystal input

Crystal output

I/O power supply, Regulator output

Core & I/O ground

Core power supply, Regulator output

Power supply, Regulator input

Analog power supply, Regulator output

USB differential + in / out, controllable 1.5kâ¦ pull-up

USB differential - in / out

Power button for Regulator startup (and Power Key)

Analog ground

Analog power supply

Right channel output

Analog ground

Common voltage buffer for headphones

Analog power supply

Filtering capacitance for reference

Analog power supply

Left channel output

Analog ground

Version 0.3, 2007-09-05

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