peb20954 Infineon Technologies Corporation, peb20954 Datasheet - Page 41

• Manufacturer Part Number: peb20954
• Description: Smart Integrated Digital Echo Canceller Sidec
• Manufacturer: Infineon Technologies Corporation

4.3.2
The SIDEC requires the MSB (bit7) first and the LSB (bit0) last as input
Figure 19
Preliminary Data Sheet
(SYNCO)
(SYNCO)
(TMFBO)
(TMFBI)
RO, SO
SYNCI
SYNCI
SCLKI
SCLKI
Timing Characteristics
SCLKI
RI, SI
RO
RO
SO
SO
RI
RI
SI
SI
PCM Signal Timing and Frame Alignment
Bit 2
Bit 2
Bit 4
PCM Signal Timing and Frame Alignment
Bit 0
Bit 6
Bit 6
Bit 3
channel 26
channel 26
Bit 1
Bit 1
channel 2
Bit 7
Bit 2
beginning of phase 2
sampling of RI at the
3
Phase 0
Phase 0
Bit 7
Bit 0
Bit 0
Bit 6
Bit 1
beginning of phase 2
sampling of SI at the
Phase 1
Phase 0
Phase 1
Phase 0
Bit 7
Bit 7
Phase 0
Bit 5
Bit 0
Phase 2
Phase 1
Phase 2
Phase 0
the beginning of phase 2
sampling of RI and SI at
Bit 6
Bit 6
1
Bit 4
channel 26
Bit 7
Phase 3
Phase 2
Phase 3
Phase 1
Phase 1
41
Bit 5
Bit 5
Phase 1
Bit 3
Bit 6
channel 27, frame n-1
channel 27, frame n
Phase 0
Phase 3
Phase 2
Register SIALIGN = D4H,
Register PHALIGN[3:2] = "11"
Bit 4
Bit 4
Register SOALIGN = 19H,
Register PHALIGN[5:4] = "10"
Bit 2
Bit 5
Register RIALIGN = DBH,
Register PHALIGN[1:0] = "00"
Register RIALIGN = DBH,
Register PHALIGN[1:0] = "00"
Phase 1
Phase 3
Phase 2
channel 3
Bit 3
Bit 3
Phase 2
Bit 1
Bit 4
Phase 2
Bit 4
Bit 2
Bit 2
Operational Description
2
Bit 0
Bit 3
Bit 2
Phase 3
Phase 3
Bit 1
Bit 1
Phase 3
Bit 7
Bit 5
Bit 2
channel 27
Bit 0
Bit 0
PEB 20954
PEF 20954
Bit 6
Bit 1
Bit 3
Bit 3
Bit 7
Bit 7
Bit 1
Bit 5
04.99