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PCM1781 Datasheet(PDF) 5 Page - Texas Instruments

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Part # PCM1781
Description  24-Bit, 192-kHz Sampling, Enhanced Multilevel, Delta-Sigma, Audio Digital-to-Analog Converter
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

PCM1781 Datasheet(HTML) 5 Page - Texas Instruments

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PCM1780, PCM1781, PCM1782
SLES132A – MARCH 2005 – REVISED APRIL 2005
DEVICE INFORMATION (continued)
TERMINAL FUNCTIONS—PCM1780/PCM1782
TERMINAL
I/O
DESCRIPTION
NAME
NO.
AGND
12
–
Ground
BCK
7
I
Audio data bit clock input(1)
DATA
6
I
Audio data digital input(1)
LRCK
8
I
Audio data left and right clock input(1)
MC
3
I
Mode control clock input(1)(2)
MD
4
I
Mode control data input (1)(2)
MS
2
I
Mode control select input(1)(2)
NC
9, 10
–
No connection
SCK
5
I
System clock input(1)
VCC
11
–
Power supply, 5-V
VCOM
13
–
Common voltage decoupling
VOUTL
15
O
Analog output for L-channel
VOUTR
14
O
Analog output for R-channel
ZEROL/NA
1
O
Zero flag output for L-channel / No assign(3)
ZEROR/ZEROA
16
O
Zero flag output for R-channel / Zero flag output for L- and R-channels(3)
(1)
Schmitt-trigger input
(2)
Pulldown
(3)
Open-drain output (PCM1782)
TERMINAL FUNCTIONS—PCM1781
TERMINAL
I/O
DESCRIPTION
NAME
NO.
AGND
12
–
Ground
BCK
7
I
Audio data bit clock input(1)
DATA
6
I
Audio data digital input(1)
DEMP0
2
I
De-emphasis control(1)(2)
DEMP1
3
I
De-emphasis control(1)(2)
FMT
1
I
Data format select(1)(2)
LRCK
8
I
Audio data left and right clock input(1)
MUTE
4
I
Soft mute control(1)(2)
NC
10
–
No connection
SCK
5
I
System clock input(1)
TEST
9
–
Test pin for factory use. Must be LOW or open(1)(2)
VCC
11
–
Power supply, 5-V
VCOM
13
–
Common voltage decoupling
VOUTL
15
O
Analog output for L-channel
VOUTR
14
O
Analog output for R-channel
ZEROA
16
O
Zero flag output for L- and R-channels
(1)
Schmitt-trigger input
(2)
Pulldown
5


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