PCM4202 datasheet(7/30 Pages) TI

7 / 30 page

PCM4202-EP

www.ti.com

SGLS388

– JUNE 2007

TERMINAL FUNCTIONS

TERMINAL

I/O

DESCRIPTION

PIN NO.

NAME

VREFL

Output

Left Channel Voltage Reference

AGNDL

Ground

Left Channel Reference Ground

VCOML

Output

Left Channel DC Common-mode Voltage, 2.5 V Typical

VINL+

Input

Left Channel Non-inverting Analog Input

VINL–

Input

Left Channel Inverting Analog Input

FMT0

Input

Audio Data Format Selection

FMT1

Input

Audio Data Format Selection

S/M

Input

Audio Serial Port Slave/Master Mode Selection (0 = Master, 1 = Slave)

FS0

Input

Sampling Mode Selection

FS1

Input

Sampling Mode Selection

FS2

Input

Sampling Mode Selection

HPFD

Input

High-pass Filter Disable (Active High)

DGND

Ground

Digital Ground

VDD

Power

Digital Power Supply, 3.3 V

DATA or DSDR

Output

Audio Serial Port Left and Right Channel PCM Data or Right Channel DSD Data

BCK or DSDL

I/O

Audio Serial Port Bit (or Data) Clock or Left Channel DSD Data Output

LRCK or

Audio Serial Port Left/Right (or Word) Clock or DSD Data Clock Output

I/O

DSDBCK

SCKI

Input

System Clock

RST

Input

Reset/Power-down (Active Low with internal pull-up)

CLIPR

Output

Right Channel Clipping Flag (Active High)

CLIPL

Output

Left Channel Clipping Flag (Active High)

VCC

Power

Analog Power Supply, 5 V

AGND

Ground

Analog Ground

VINR–

Input

Right Channel Inverting Analog Input

VINR+

Input

Right Channel Non

–inverting Analog Input

VCOMR

Output

Right Channel DC Common

–mode Voltage, 2.5 V Typical

AGNDR

Ground

Right Channel Reference Ground

VREFR

Output

Right Channel Voltage Reference

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