PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 41
PEF 20954 HT V1.1
Manufacturer Part Number
PEF 20954 HT V1.1
Description
IC ECHO CANCELLER DGTL TQFP144
Manufacturer
Infineon Technologies
Datasheet
1.PEB_20954_HT_V1.1.pdf
(164 pages)
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
SP000007505
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Table 25
Pin No. Symbol
A4
A2
Note: The Test interface will be used by the manufacturer. For normal operation, this
Table 26
Pin No.
E3,F4,J4,K3,L
4,L6,L9,L11,M
3,M5,M10,M1
2,C3,C5,C10,
C12,D4,D6,D9
,D11,E12,F11,
J11,K12
D3,E4,F3,G3,
G4,L5,L7,L8,L
10,M4,D12,E1
1,F12,G11,G1
2,H11,H12,C4
,C6,C7,C8,C9,
C11,D5,H3,J3,
L3,H4,K4,M6,
D7,M7,D8,M8,
M9,D10,K11,
M11,J12,L12
Data Sheet
pins should be connected to the recommended fixed value in the table.
KSCEN
TEST
Test Interface (cont’d)
Power Supply
Symbol
VSS
VDD
I/O, PU/PD Function
I, PD
I, -
I/O, PU/PD Function
SCAN SHIFT ENABLE pin for shift enabling in
scan test. For normal operation this pin should
be left unconnected or connected to V
Reserved for special tests (i.e. IDDQ, MBIST,
etc.). For normal operation this pin must be
connected to V
for IDDQ if set to '1'. Normal operation: '0'.
41
Common ground rail
Core power supply
SS
. Disables all pull resistances
Rev. 2, 2004-07-28
Pin Description
PEB 20954
PEF 20954
SS
.
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