Datasheet

PCM1753
PCM1754
PCM1755
SLES092C – OCTOBER 2003 – REVISED FEBRUARY 2009
www.ti.com
6
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME NO.
I/O DESCRIPTION
PCM1753/PCM1755
AGND 9 – Analog ground
BCK 1 I Audio data bit clock input
DATA 2 I Audio data digital input
DGND 4 – Digital ground
LRCK 3 I L-channel and R-channel audio data latch enable input
MC 14 I Mode control clock input
(1)
MD 13 I Mode control data input
(1)
ML 15 I Mode control latch input
(1)
NC 5 –
SCK 16 I System clock input
V
CC
6 – Analog power supply, 5 V
V
COM
10 – Common voltage decoupling
V
OUT
L 7 O Analog output for L-channel
V
OUT
R 8 O Analog output for R-channel
ZEROR/ZEROA 11 O Zero flag output for R-channel/Zero flag output for L-/R-channels
(2)
ZEROL/NA 12 O Zero flag output for L-channel/Not assigned
(2)
PCM1754
AGND 9 – Analog ground
BCK 1 I Audio-data bit-clock input
DATA 2 I Audio-data digital input
DEMP 13 I De-emphasis control
(1)
DGND 4 – Digital ground
FMT 15 I Data format select
(1)
LRCK 3 I L-channel and R-channel audio data latch enable input
MUTE 14 I Analog mixing control
(1)
NC 5 –
SCK 16 I System clock input
TEST 12 I Test pin. Ground or open
(1)
V
CC
6 – Analog power supply, 5 V
V
COM
10 – Common voltage decoupling
V
OUT
L 7 O Analog output for L-channel
V
OUT
R 8 O Analog output for R-channel
ZEROA 11 O Zero flag output for L/R channels
(1)
Schmitt-trigger input with internal pulldown.
(2)
Open-drain output (PCM1755).