R2S15901SP
Block Diagram
BCKI
LRI
SDI
LRI
BCKI
L/R
Serial
Audio
I/F
Input
RD
WR
RAM
I/F Di
Addr
SRAM
L/R
Do Serial
Audio
I/F
Output
SDO
Contol
Input/Output Configuration
The schematic diagrams of the input and output circuits of the logic section are shown below:
VDD
VDD
VDD
31K
H
VSS
Input pin 1, 2, 3
31K
L
VSS
Input Pin 5, 6
VSS
Output Pin 7
Rev.1.0 Apr 28, 2005 page 2 of 7