ꢀ ꢁꢂ ꢃ ꢄ ꢅ ꢆ
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SLES080B – MAY 2003 – REVISED NOVEMBER 2003
Terminal Functions
TERMINAL
I/O
DESCRIPTIONS
NAME
AGND1
AGND2
AGND3L
AGND3R
BCK
PIN
19
24
27
16
6
–
–
–
–
I
Analog ground (internal bias)
Analog ground (internal bias)
Analog ground (L-channel DACFF)
Analog ground (R-channel DACFF)
(1)
Bit clock input
L-, R-channel select
Serial audio data input
(1)
(1)
(1)
CHSL
2
I
DATA
5
I
DEM
3
I
De-emphasis enable
Digital ground
DGND
FMT0
8
–
I
(1)
(1)
11
12
25
26
17
18
20
4
Audio data format select
Audio data format select
FMT1
I
I
I
I
I
I
L+
L–
R+
R–
O
O
O
O
–
I
L-channel analog current output +
L-channel analog current output –
R-channel analog current output +
R-channel analog current output –
Output current reference bias pin
OUT
OUT
OUT
OUT
REF
(1)
Left and right clock (f ) input
S
LRCK
MONO
MUTE
RST
(1)
1
I
Monaural mode enable
(1)
10
14
7
I
Mute control
(1)
I
Reset
System clock input
Analog power supply, 5 V
(1)
SCK
I
V
V
V
V
V
V
1
23
28
15
22
21
9
–
–
–
–
–
–
O
CC
CC
CC
2L
2R
Analog power supply (L-channel DACFF), 5 V
Analog power supply (R-cahnnel DACFF), 5 V
L-channel internal bias decoupling pin
R-channel internal bias decoupling pin
Digital power supply, 3.3 V
L
COM
COM
DD
R
ZERO
13
Zero flag
(1)
Schmitt-trigger input, 5-V tolerant
6
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