Datasheet

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SLES117A – AUGUST 2004 – REVISED NOVEMBER 2006
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6
Terminal Functions
TERMINAL
I/O
DESCRIPTIONS
NAME PIN
I/O
DESCRIPTIONS
AGND1 19 – Analog ground (internal bias)
AGND2 24 – Analog ground (internal bias)
AGND3L 27 – Analog ground (L-channel DACFF)
AGND3R 16 – Analog ground (R-channel DACFF)
BCK 6 I Bit clock input
(1)
CHSL 2 I L-, R-channel select
(1)
DATA 5 I Serial audio data input
(1)
DEM 3 I De-emphasis enable
(1)
DGND 8 – Digital ground
FMT0 11 I Audio data format select
(1)
FMT1 12 I Audio data format select
(1)
I
OUT
L+ 25 O L-channel analog current output +
I
OUT
L– 26 O L-channel analog current output –
I
OUT
R+ 17 O R-channel analog current output +
I
OUT
R– 18 O R-channel analog current output –
I
REF
20 – Output current reference bias pin
LRCK 4 I Left and right clock (f
S
) input
(1)
MONO 1 I Monaural mode enable
(1)
MUTE 10 I Mute control
(1)
RST 14 I Reset
(1)
SCK 7 I System clock input
(1)
V
CC
1 23 – Analog power supply, 5 V
V
CC
2L 28 – Analog power supply (L-channel DACFF), 5 V
V
CC
2R 15 – Analog power supply (R-cahnnel DACFF), 5 V
V
COM
L 22 – L-channel internal bias decoupling pin
V
COM
R 21 – R-channel internal bias decoupling pin
V
DD
9 – Digital power supply, 3.3 V
ZERO 13 O Zero flag
(1)
Schmitt-trigger input, 5-V tolerant