pef20550 Infineon Technologies Corporation, pef20550 Datasheet - Page 19

• Manufacturer Part Number: pef20550
• Description: Extended Line Card Interface Controller Elic
• Manufacturer: Infineon Technologies Corporation

Pin Definitions and Functions (cont’d)
EPIC
Pin No.
29
30
32
33
34
35
36
37
Semiconductor Group
®
-1 Interface
Symbol
DU0/SIP4
DU1/SIP5
DU2/SIP6
DU3/SIP7
DD0/SIP0
DD1/SIP1
DD2/SIP2
DD3/SIP3
Input (I)
Output (O)
I/IO (OD)
I/IO (OD)
I/IO (OD)
I/IO (OD)
O/IO (OD)
O/IO (OD)
O/IO (OD)
O/IO (OD)
Function
Data Upstream Input; IOM- or PCM-configuration.
Serial Interface Port, SLD-configuration.
Depending on the bit OMDR:COS these lines
have push pull or open drain characteristic.
For unassigned channels or when bit
OMDR:CSB is reset the pins are in the state
high impedance.
Data Downstream Output, IOM- or PCM-
configuration.
Serial Interface Port, SLD-configuration.
Depending on the bit OMDR:COS these lines
have push pull or open drain characteristic.
For unassigned channels or when bit
OMDR:CSB is reset the pins are in the state
high impedance.
19
PEB 20550
PEF 20550
Overview
01.96