peb20560 Infineon Technologies Corporation, peb20560 Datasheet - Page 140

• Manufacturer Part Number: peb20560
• Description: Dsp Oriented Pbx Controller Doc
• Manufacturer: Infineon Technologies Corporation

Semiconductor Group
Table 2-21 Work Modes Specifications of the PEDIU
M2
0
0
0
0
1
1
Mode Bits
M1 M0
0
0
1
1
0
0
0
1
0
1
0
1
Mode Data
0
1
2
3
4
5
Rate
[Mbit/s]
2
2
4
4
8
PEDIU test mode. Used to test PEDIU ROM and PEDIU RAM.
PEDIU IN and OUT streams are in idle mode.
DCL
[MHz]
4
double
clock
single
clock
4
single
clock
4
single
clock
8
single
clock
2
No. of
input-
streams
2
2
2
1
1
2-94
Time-
Slots per
frame (in
each
input
stream)
32
32
first 32
from 64
time-slots
64
first 64
from 128
time-slots
Functional Block Description
Number
of IN
and
OUT
blocks
in
circular
buffer
(PEDIU
RAM)
4 IN
blocks
4 OUT
blocks
4 IN
blocks
4 OUT
blocks
4 IN
blocks
4 OUT
blocks
2 IN
blocks
2 OUT
blocks
2 IN
blocks
2 OUT
blocks
Notes
IOM-2
Compatible
PEDIU can
handle only
first 32
time-slots of
each input
stream
frame.
PEDIU can
handle all 64
time-slots of
the frame, but
only of
IN-stream 0.
PEDIU can
only handle
the first 64
time-slots of
the frame,
and only of
IN-stream 0.
PEB 20560
2003-08