Datasheet

TLV320AIC3256
SLOS630B –DECEMBER 2010–REVISED JANUARY 2013 www.ti.com
Table 1. TERMINAL FUNCTIONS (continued)
5x5mm 40-
WCSP
PIN QFN
(YZF) NAME TYPE DESCRIPTION
(RSB) PIN
BALL NO.
NO.
CLKOUT output
INT1 output
INT2 output
Audio serial data bus ADC word clock output
Audio serial data bus (secondary) bit clock output
Audio serial data bus (secondary) word clock output
Digital microphone clock output
5 A2 MCLK I Master clock input
6 B4 BCLK I/O Audio serial data bus (primary) bit clock
7 A3 WCLK I/O Audio serial data bus (primary) word clock
8 A5 DIN I Primary function:
Audio serial data bus data input
MFP1 Secondary function:
Audio serial data bus (secondary) bit clock input
Audio serial data bus (secondary) word clock input
Digital Microphone Input
Clock Input
General Purpose Input
9 A4 DOUT O Primary function:
Audio serial data bus data output
MFP2 Secondary function:
General purpose output
Clock output
INT1 output
INT2 output
Audio serial data bus (secondary) bit clock output
Audio serial data bus (secondary) word clock output
10 A6 IOVdd PWR Supply for IO buffers. 1.1V to 3.6V
11 B5 IOVss GND Ground for IO buffers.
12 C4 SCLK I Primary function: (SPI_Select = 1)
SPI serial clock
MFP3 Secondary function:: (SPI_Select = 0)
Digital microphone input
Audio serial data bus (secondary) bit clock input
Audio serial data bus (secondary) DAC/common word clock input
Audio serial data bus (secondary) ADC word clock input
Audio serial data bus (secondary) data input
General purpose input
13 B6 SCL I I
2
C interface serial clock (SPI_Select = 0)
SS
SPI interface mode chip-select signal (SPI_Select = 1)
14 C3 SDA I/O I
2
C interface mode serial data input (SPI_Select = 0)
MOSI
SPI interface mode serial data input (SPI_Select = 1)
15 D4 MISO O Primary function: (SPI_Select = 1)
Serial data output
MFP4 Secondary function: (SPI_Select = 0)
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