Datasheet

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SBAS290B − JULY 2003 − SEPTEMBER 2004
www.ti.com
3
Terminal Functions
TERMINAL
PIN NO. NAME I/O DESCRIPTION
1 V
REF
L Output Left Channel Voltage Reference
2 AGNDL Ground Left Channel Reference Ground
3 V
COM
L Output Left Channel DC Common-mode Voltage, +2.5V Typical
4 V
IN
L+ Input Left Channel Non-inverting Analog Input
5 V
IN
L− Input Left Channel Inverting Analog Input
6 FMT0 Input Audio Data Format Selection
7 FMT1 Input Audio Data Format Selection
8 S/M Input Audio Serial Port Slave/Master Mode Selection (0 = Master, 1 = Slave)
9 FS0 Input Sampling Mode Selection
10 FS1 Input Sampling Mode Selection
11 FS2 Input Sampling Mode Selection
12 HPFD Input High-pass Filter Disable (Active High)
13 DGND Ground Digital Ground
14 V
DD
Power Digital Power Supply, +3.3V
15 DATA
or DSDR
Output Audio Serial Port Left and Right Channel PCM Data
or Right Channel DSD Data
16 BCK
or DSDL
I/O Audio Serial Port Bit (or Data) Clock
or Left Channel DSD Data Output
17 LRCK
or DSDBCK
I/O Audio Serial Port Left/Right (or Word) Clock
or DSD Data Clock Output
18 SCKI Input System Clock
19 RST Input Reset/Power-down (Active Low with internal pull-up)
20 CLIPR Output Right Channel Clipping Flag (Active High)
21 CLIPL Output Left Channel Clipping Flag (Active High)
22 V
CC
Power Analog Power Supply, +5V
23 AGND Ground Analog Ground
24 V
IN
R− Input Right Channel Inverting Analog Input
25 V
IN
R+ Input Right Channel Non-inverting Analog Input
26 V
COM
R Output Right Channel DC Common-mode Voltage, +2.5V Typical
27 AGNDR Ground Right Channel Reference Ground
28 V
REF
R Output Right Channel Voltage Reference