PEF 2054 N V2.1 Infineon Technologies, PEF 2054 N V2.1 Datasheet - Page 211

• 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
Downstream: CFI port 0, time slot 2, the value ‘0000 0111’ shall be transmitted:
W:MADR
W:MAAR
W:MACR
The next sequence will read the currently received value at DU1, TS7:
W:MAAR
W:MACR
wait for STAR:MAC = 0
R:MADR
Examples
In CFI mode 1 the following P channels shall be realized:
Upstream: CFI port 1, time slot 7:
W:MADR
Semiconductor Group
= 1111 1111
= 1000 1111
= 0111 1001
= 0000 0111
= 0000 0100
= 0111 1001
= 1000 1111
= 1100 1000
= value
B
B
B
B
B
B
B
B
= C8
H
; don’t care
; CFI time slot encoding according to figure 48
; CM code for a P channel (code ‘1001’)
; CFI idle value ‘0000 0111’
; CFI time slot encoding according to figure 48
; CM code for a P channel (code ‘1001’)
; upstream CFI port and time slot
; received CFI idle value
; read back command
211
Application Hints
PEB 2055
PEF 2055