MT90221 Zarlink Semiconductor, MT90221 Datasheet - Page 96

• Manufacturer Part Number: MT90221
• Description: Quad Inverse Multiplexing For Atm (IMA) Device With Flexible Ima And Uni Mode
• Manufacturer: Zarlink Semiconductor

TXSYNC0-3
INPUT
TXSYNC0-3
INPUT
T1/E1 PCM
Stream
2.048MHz
RXSYNC0-3
RXCK0-3
DSTi 0-3
TXSYNC0-3
TXCK0-3
DSTo 0-3
RXSYNC0-3
RXCK0-3
DSTi 0-3
TXSYNC0-3
TXCK0-3
DSTo 0-3
T1 PCM
Stream
1.544MHz
Channel 24
Channel 31
LSB Bit
LSB Bit
Figure 27 - Detailed Generic PCM Interface Timing Diagram
t
t
SOD
SOD
t
FPD
t
FPD
t
t
t
SIH
t
t
SIH
FPS
FPSH
FPS
Framing Bit
Channel 0
MSB Bit
t
FPS
t
FPS
t
t
t
FPH
FPD
FPH
I
t
I
t
SIS
SIS
t
FPSH
t
FPSH
t
FPD
Channel 1
Channel 0
MSB Bit
Bit 2
t
4W
t
4W
t
CYC
t
CYC
Positive Polarity Selected
Positive Polarity Selected
Negative Polarity Selected
Negative Polarity Selected
Bit Transmitted With
Bit Transmitted With
MT90221
Bit Sampled With
Bit Sampled With
Falling Edge
Rising Edge
Falling Edge
Rising Edge
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