peb20560 Infineon Technologies Corporation, peb20560 Datasheet - Page 402

• Manufacturer Part Number: peb20560
• Description: Dsp Oriented Pbx Controller Doc
• Manufacturer: Infineon Technologies Corporation

Figure 7-28 Boot ROM Read Access Timing Diagram
Note: The figure, above, describes a situation in which the number of wait states
Table 7-25 External Program/Data Write Access
Parameter
CDPW or CMBW width
CAB set-up time prior to
CDPW or CMBW
CDB set-up time prior to
CDPW or CMBW
Semiconductor Group
is 2 (MEMCONF:DWS = 2, see section 2.7.3.1). DWS can be programmed to any
value from 0 t0 7, and the timing will be changed accordingly.
CLK
CDPR
CDPW
CMBR
CMBW
CBR
CAB [0...15]
CDB
[0...15]
1)
1)
Program
C-Bus
1)
Program
Address
Program
Data
Symbol Limit Values Unit
t
t
t
DWW
DAS
DDS
t
Idle
CABDD
1)
1)
1)
t
RD
C-Bus
Data
min.
8
30
20
7-41
t
DACC
t
DACCR
max.
Data Address
w.s.
ns
ns
ns
w.s.
t
CDBS
Electrical Characteristics
Data
Notes
Idle
ITT10139
Program
PEB 20560
2003-08