PEF 20550 H V2.1 Infineon Technologies, PEF 20550 H V2.1 Datasheet - Page 131

• Manufacturer Part Number: PEF 20550 H V2.1
• Description: IC INTERFACE CTRLR PCM MQFP80
• Manufacturer: Infineon Technologies
• Series: ELIC®r

Specifications of PEF 20550 H V2.1

• Function: Line Card Controller
• Interface: ISDN, PCM
• Number Of Circuits: 1
• Voltage - Supply: 5V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-SQFP
• Includes: Change Detection, Power-Up Reset Generation
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Other names: PEF20550HV2.1XT; PEF20550HV21XP; SP000007794; SP000007795

AIS1..0
Note: In PCM-mode 0 these bits may not be set!
PCM
AIC1
AIC0
Note: The comparison function is operational in all PCM-modes; however, a redundant
Semiconductor Group
Mode
0
1
2
3
(AIS0=1)
(AIS0=1)
PCM-line which can be switched over to by means of the PMOD: AIS-bits is only
available in PCM-modes 1, 2 and 3.
active
RxD0
IN0
IN0
IN0
not
Alternative Input Selection.
These bits determine the relationship between the physical pins and the
logical port numbers. The logical port numbers are used when programming
the switching functions.
Alternate Input Comparison 1.
0…input comparison of port 2 and 3 is disabled
1…the inputs of port 2 and 3 are compared
Alternate Input Comparison 0.
0…input comparison of port 0 and 1 is disabled
1…the inputs of port 0 and 1 are compared
Port 0
OUT0
OUT0
OUT0
TxD0 TSC0
OUT
val0
val0
val0
val
not active tristate AIS0
(AIS0=0)
(AIS0=0)
RxD1
IN0
IN0
IN1
Port 1
tristate AIS0
OUT1
OUT0
TxD1
TSC1
val1
val0
131
(AIS1=1)
(AIS1=1)
(AIS1=1)
RxD2
IN2
IN1
In1
IN
Port 2
undef. undef.
OUT2
OUT1
OUT1
TxD2
Detailed Register Description
TSC2
val2
val1
val1
(AIS1=0)
(AIS1=0)
(AIS1=0)
RxD3
IN3
IN1
IN1
IN
PEB 20550
PEF 20550
Port 3
tristate AIS1
tristate AIS1
OUT3
OUT1
TxD3 TSC3
01.96
val3
val1