PEF 2054 N V2.1 Infineon Technologies, PEF 2054 N V2.1 Datasheet - Page 66

• 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

Semiconductor Group
Table 4
Time Slot Encoding for Control Memory Accesses
CFI-mode 0
CFI-mode 1
CFI-mode 2
CFI-mode 3
4.2.3.3 Memory Access Data Register (MADR)
Access in demultiplexed P-interface mode:
Access in multiplexed P-interface mode:
Reset value: xx
The Memory Access Data Register MADR contains the data to be transferred from or to
a memory location. The meaning and the structure of this data depends on the kind of
memory being accessed.
bit 7
MD7
MD6
H
MD5
bit U/D
bits MA6..MA3, MA0
bits MA2..MA1
bit U/D
bits MA6..MA3, MA2, MA0
bit MA1
bit U/D
bits MA6..MA0
bit U/D
bits MA6..MA4, MA0
bits MA3..MA1
Control Memory Address
MD4
66
MD3
read/write
read/write
Detailed Register Description
MD2
Direction selection
Time slot selection
Logical CFI port number
Direction selection
Time slot selection
Logical CFI port number
Direction selection
Time slot selection
Direction selection
Time slot selection
Logical CFI port number
address: 2
OMDR:RBS = 0
address: 04
MD1
PEB 2055
PEF 2055
H
bit 0
H
MD0