PSB7238 SIEMENS [Siemens Semiconductor Group], PSB7238 Datasheet - Page 17
![no-image](/images/no-image-200.jpg)
PSB7238
Manufacturer Part Number
PSB7238
Description
Joint Audio Decoder-Encoder - Multimode
Manufacturer
SIEMENS [Siemens Semiconductor Group]
Datasheet
1.PSB7238.pdf
(190 pages)
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1.6
Figure 3
Detailed description see Chapter 2.
Semiconductor Group
SC LK
SR
ST
R FS
TFS
Functional Block Diagram
Serial
Audio
Conf ig/Cont rol
I/F
Regis ters
Ti mers
SIO
C A(0 :15 )
AD(0 :7)
Channels
External Memor y Interface
A udio
Parallel Host Interface
C D(0 :15)
A(0 :3 )
R D#
RAM
C RD#
WR#
256 by te
Mailbox
256 by te
Mailbox
C ore
D SP
C S#
CWR#
17
AL E
ROM
C PS#
C DS#
INTR#
Channels
HDLC/
IN T#
Dat a
Re se t
Mon, C/I
Control
clock
GPIO
BRG
gen/
PLL
PCM
IOM/
I/F
Data Sheet 1998-07-01
EA#
Introduction
PSB 7238
D D
D U
D CL
FSC
C M1
C L KO
XTA L1
XTA L2
GP(0:3)
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