PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 8

• Manufacturer Part Number: PEF 20954 HT V1.1
• Description: IC ECHO CANCELLER DGTL TQFP144
• Manufacturer: Infineon Technologies

Specifications of PEF 20954 HT V1.1

• Function: Smart Integrated Digital Echo Canceller (SIDEC)
• Interface: PCM, Serial, UCC
• Number Of Circuits: 1
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 350mA
• Power (watts): 900mW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 144-LFQFP
• Includes: Double Talk Detection
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: PEF20954HTV1.1; SP000007505

List of Figures
Figure 43
Figure 44
Figure 45
Figure 46
Figure 47
Figure 48
Figure 49
Figure 50
Figure 51
Data Sheet
Read Timing in Demultiplexed Intel Mode (IM0='0', IM1='1') . . . . . . . 149
Write Timing in Demultiplexed Intel Mode (IM0='0', IM1='1') . . . . . . . 149
Read Timing in Multiplexed Motorola Mode (IM0='1', IM1='0') . . . . . 150
Write Timing in Multiplexed Motorola Mode (IM0='1', IM1='0'). . . . . . 150
Read Timing in Demultiplexed Motorola Mode (IM0='1', IM1='1') . . . 151
Write Timing in Demultiplexed Motorola Mode (IM0='1', IM1='1') . . . 151
JTAG Boundary Scan Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Location of levels and loss of an echo canceller . . . . . . . . . . . . . . . . 160
Example of an impulse response of an echo path . . . . . . . . . . . . . . . 162
8
Rev. 2, 2004-07-28
PEB 20954
PEF 20954
Page