pef80913 Infineon Technologies Corporation, pef80913 Datasheet - Page 143

• Manufacturer Part Number: pef80913
• Description: 2b1q Second Gen. Modular Isdn Nt
• Manufacturer: Infineon Technologies Corporation

•
Figure 66
Data Sheet
Analog Part
Analog Part
Line Interface
Unit
Line Interface
Unit
Bias, Refer.
Bias, Refer.
Bandgap,
Bandgap,
ADC
ADC
DAC
DAC
Loopbacks Featured by Register LOOP
Digital Part
Digital Part
PDM
PDM
Filter
Filter
U-Transceiver
U-Transceiver
LOOP.LB1=1
LOOP.LB2=1
LOOP.LBBD= 1
LOOP.U/IOM=
Canceller
Canceller
Recovery
Recovery
Timing
Timing
Echo
Echo
+
+
&
A
G
C
A
G
C
Equalizer
Equalizer
1
129
2B1Q
2B1Q
2B1Q
2B1Q
Activation/ Deactivation
Activation/ Deactivation
Scrambler
Scrambler
Scrambler
Scrambler
Controller
Controller
De-
De-
LOOP.LB1=1
LOOP.LB2=1
LOOP.LBBD= 1
LOOP.U/IOM=
LOOP.DLB= 1
Framing
Framing
Framing
Framing
U-De-
U-De-
U-
U-
Operational Description
&
Tx-FIFO
Rx-FIFO
Tx-FIFO
Rx-FIFO
PEF 82912/82913
0
2001-03-30
IOM-2
Interface
IOM-2
Interface
loopreg.emf