pef20550 Infineon Technologies Corporation, pef20550 Datasheet - Page 380

• Manufacturer Part Number: pef20550
• Description: Extended Line Card Interface Controller Elic
• Manufacturer: Infineon Technologies Corporation

Bus Interface Timing
Parameter
IR or W set-up to DS
RD-pulse width
RD-control interval
Port data set-up time to RDxCS
Port data hold time from RDxCS
Data output delay from RD
Data float delay from RD
DMA-request delay
WR-pulse width
WR-control interval
Data set-up time to WRxCS, DSxCS
Data hold time from WRxCS, DSxCS
Port data delay from WRxCS
ALE-pulse width
Address set-up time to ALE
Address hold time from ALE
ALE set-up time to WR, RD
Address set-up time to WR, RD
Address hold time from WR
Semiconductor Group
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
DSD
RR
RI
PR
RP
RD
DF
DRH
WW
WI
DW
WD
WP
AA
AL
LA
ALS
AS
AH
380
min.
0
80
40
30
30
45
40
30
15
30
10
15
8
10
0
Limit Values
Electrical Characteristics
max.
80
25
65
100
PEB 20550
PEF 20550
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
01.96