PEB22554 SIEMENS [Siemens Semiconductor Group], PEB22554 Datasheet - Page 230

• Manufacturer Part Number: PEB22554
• Description: ICs for Communications
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Figure 51
Receive System Interface Clocking
Semiconductor Group
RDO
RMFB
SYPR
SYPR
SCLKR
8.192 MHz
SCLKR
1.544 MHz
RDO/RSIG
2 Mbit/s Data Rate
RDO/RSIG
4 Mbit/s Data Rate
(SCLKR = 8.192 MHz)
RDO/RSIG
4 Mbit/s Data Rate
(SCLKR = 8.192 MHz)
RFM
Receive Frame Marker
RCO/1
RSIGM
Time-Slot Marker
RTR1...4
RDO
1.544 Mbit/s Data Rate
(SCLKR = 1.544 MHz)
DLR
DL Bit Marker
1.544 Mbit Interface
1)
only falling trigger edge shown, depending on Bit SIC3.RESR
Trigger
Edge
FRAME 1 FRAME 2 FRAME 3
1)
Bit 255
Bit 255
T
Bit 192
Bit 0
T
Bit 0
Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7
Sample
Edge
Programmable via RC0/1
Bit 1
Sample Edge
Programmable via RC0/1
FDL
(e.g. F12 Frame Format)
4 Mbit Interface
4 Mbit Interface
Bit 2
2 Mbit Interface
FRAME 11 FRAME 12 FRAME 1 FRAME 2
Bit 1
Bit 3
230
TS0
Bit 0 Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7
Bit 4
Bit 2
Bit 5
Functional Description T1 / J1
marks any
bit position
2 Mbit Interface
Bit 3
Bit 6
Bit 7
Bit 4
Bit 0
ITD10949
PEB 22554
marks any
Time-Slot
09.98