Datasheet

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Power Supply Connector Pin Header, P23/J23

Table 5. Digital Interface Pinout (continued)

PIN SIGNAL DESCRIPTION

NUMBER

P22.12/J22.1 NC Not connected

P22.13/J22.1 DOUT Audio Serial Data Bus Data Output (Output)

P22.14/J22.1 NC Not connected

P22.15/J22.1 NC Not connected

P22.16/J22.1 NC Not connected

P22.17/J22.1 MCLK Master Clock Input

P22.18/J22.1 DGND Not connected

P22.19/J22.1 NC Not connected

P22.20/J22.2 NC Not connected

Note that P22/J22 comprises the signals needed for an I

S™ serial digital-audio interface; the control

interface ( I

C™ and RESET) signals are routed to P12/J12.

A.3 Power Supply Connector Pin Header, P23/J23

P23/J23 provides a connection to the common power bus for the TLV320DAC3203EVM. Power is

supplied on the pins listed in Table 6.

Table 6. Power Supply Pin Out

SIGNAL PIN NUMBER SIGNAL

NC P23.1/J23.1 P23.2/J23.2 NC

+5 VA P23.3/J23.3 P23.4/J23.4 NC

DGND P23.5/J23.5 P23.6/J23.6 AGND

+1.8 VD P23.7/J23.7 P23.8/J23.8 NC

+3.3 VD P23.9/J23.9 P23.10/J23.10 NC

The TLV320DAC3203EVM-K motherboard (the USB-MODEVM Interface board) supplies power to

P23/J23 of the TLV320DAC3203EVM. Power for the motherboard is supplied either through its USB

connection or through terminal blocks on that board.

SLAU441–April 2012 EVM Connector Descriptions

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