PEF 2054 N V2.1 Infineon Technologies, PEF 2054 N V2.1 Datasheet - Page 181

• Manufacturer Part Number: PEF 2054 N V2.1
• Description: IC INTERFACE CTRLR PCM LCC-44
• Manufacturer: Infineon Technologies
• Series: EPICr

Specifications of PEF 2054 N V2.1

• Function: PCM Interface Controller
• Interface: ISDN, PCM
• Number Of Circuits: 1
• Voltage - Supply: 5V
• Current - Supply: 9.5mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-LCC
• Includes: Board Controller, Channel Switching
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Other names: PEF2054NV2.1XT; PEF2054NV21XK; SP000057916; SP000075438

W:MAAR
W:MACR
W:MADR
W:MAAR
W:MACR
After these programming steps, the EPIC memory will have the following contents:
Figure 66
Control Memory Contents for Central D-Channel Handling
W:MADR
Semiconductor Group
Up-
stream
Down-
stream
CFI
Frame
= 1010 0100
= 1010 1011
= 0111 0101
= 0000 0010
= 1010 0100
= 0110 0000
0
0
127
127
P1, TS10
P1, TS11
P1, TS10
P1, TS11
Code Field
0 1
0
1
1
0
0
1
0
0
1
1
0
1
0
0
Control Memory
B
B
B
B
B
B
1
1
1 1
0 0 0
1 1 1 1 1 1 1
0
Data Field
1 0 1 0 1 0
0
C/I Value
C/I Value
; pointer to PCM port 2, TS8
; upstream odd TS, port 1 time slot 11
; write CM code + data fields, CM code ‘0101’
; set bits 3 … 2 to low Z and rest of time slot to high Z
; pointer to PCM port 2, TS8
; write DM CF, single channel tristate command
0
1
0
0
0
0
0
1
1
1
181
Code Field
0 0 1
0
Data Memory
Data Field
Application Hints
Bits 3, 2
Bits 5, 4
P2, TS8
P0, TS5
PEB 2055
PCM
Frame
PEF 2055
0
127
0
127
Up-
stream
Down-
stream
ITD08081