Datasheet

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Power Supply
Enhanced
Multilevel
Delta-Sigma
Modulator
V
OUT
L
4y/8y
Oversampling
Digital
Filter
With
Function
Control
Audio
Serial
Port
BCK
LRCK
DATA
Serial
Control
Port
Zero Detect
(TEST)
SCK
System
Clock
Manager
MC (DEMP1)
MS (DEMP0)
Output Amp
and
Low-Pass Filter
MD (MUTE)
DAC
V
COM
System Clock
AGND
V
CC
ZEROR/ZEROA
(1)
(ZEROA)
ZEROL/NA
(1)
Output Amp
and
Low-Pass Filter
DAC
V
OUT
R
B0030-01
(FMT)
PCM1780 , PCM1781 , PCM1782
SLES132B – MARCH 2005 – REVISED AUGUST 2006
Functional Block Diagram
(1) Open-drain output for the PCM1782
NOTE: Signal names in parentheses ( ) are for the PCM1781.
6
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