PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 133

• 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

Table 39
No.
6
7
Table 40
No.
6.6.2
The SIDEC requires the MSB (bit7) first and the LSB (bit0) last as input.
Data Sheet
Name
t_sclko_delay_clk16 SCLKO output delay
t_clk4o_delay
Parameter
CLK32
CLK16
SCLKI
CLK4O
PCM Signal Timing and Frame Alignment
Clock Timing Characteristics (preliminary) (cont’d)
Periods of Clock Signals
Parameter
after CLK16Y
CLK4O output delay
after SCLKI Z
133
min.
0
0
min.
30
Limit Values
Electrical Characteristics
max.
30
30
30.52
61.04
244.14
nom.
122.07
Rev. 2, 2004-07-28
PEB 20954
PEF 20954
Unit
ns
ns
Unit
ns
ns
ns
ns