MT90220
T1 PCM
Stream
1.544MHz
Channel 1
MSB Bit
Channel 24
LSB Bit
Framing Bit
T1/E1 PCM
Stream
2.048MHz
Channel 0
Bit 2
Channel 0
MSB Bit
Channel 31
LSB Bit
Positive Polarity Selected
RXSYNC0-7
RXCK0-7
t
t
FPS
FPH
t
4W
tCYC
Bit Sampled With
Falling Edge
DSTi 0-7
t
t
SIS
SIH
t
FPSH
t
FPSH
TXSYNC0-7
INPUT
t
FPSI
t
t
Positive Polarity Selected
FPD
FPD
TXSYNC0-7
TXCK0-7
t
4W
t
SOD
tCYC
Bit Transmitted With
Rising Edge
DSTo 0-7
Negative Polarity Selected
RXSYNC0-7
t
t
FPH
FPS
RXCK0-7
DSTi 0-7
Rising Edge
Bit Sampled With
t
SIH
t
SIS
TXSYNC0-7
INPUT
t
FPSI
t
FPSH
Negative Polarity Selected
t
t
FPD
FPD
TXSYNC0-7
TXCK0-7
Bit Transmitted With
Falling Edge
t
SOD
DSTo 0-7
Figure 27 - Detailed Generic PCM Interface Timing Diagram
89
MITEL [ MITEL NETWORKS CORPORATION ]
