PEB20534H-10 SIEMENS [Siemens Semiconductor Group], PEB20534H-10 Datasheet - Page 428

• Manufacturer Part Number: PEB20534H-10
• Description: DMA Supported Serial Communication Controller with 4 Channels DSCC4
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Semiconductor Group
14.6.4
Figure 98
Table 124
No. Parameter
70A LHOLD inactive to LBREQ inactive delay
70B First master cycle start to LHOLDA inactive delay 120
71A LHOLD inactive to LHOLDA inactive delay
71B Last master cycle terminated to LHLDA active
71C LBREQ active again to LHLDA inactive
again
LRD/LWR
(output)
(output)
LBREQ
LHOLD
LHLDA
(input)
LCSO
Local Bus Interface Arbitration Timing
LBI Arbitration Timing
LBI Arbitration Timing
DSCC4
requests
the local bus
71A
70A
71C
70B
428
min.
30
30
90
60
DSCC4 releases
the local bus on request
of another device
Electrical Characteristics
Limit Values
71B
max.
??
Data Sheet 09.98
PEB 20534
Unit
ns
ns
ns
ns
ns