zl50415 Zarlink Semiconductor, zl50415 Datasheet - Page 151

• Manufacturer Part Number: zl50415
• Description: Managed 16-port 10/100 M + 2-port 1 G Ethernet Switch
• Manufacturer: Zarlink Semiconductor

15.7
15.7.1
L1
L2
L3
L4
L6
L7
L8
L9
L10
Symbol
Local Switch Database SBRAM Memory Interface
Local SBRAM Memory Interface
Table 19 - AC Characteristics – Local Frame Buffer SBRAM Memory Interface
LA_D[63:0] input set-up time
LA_D[63:0] input hold time
LA_D[63:0] output valid delay
LA_A[20:3] output valid delay
LA_ADSC# output valid delay
LA_WE[1:0]#output valid delay
LA_OE[1:0]# output valid delay
LA_WE# output valid delay
LA_OE# output valid delay
Figure 23 - Local Memory Interface – Input Setup and Hold Timing
Parameter
LB_D[63:0]
LB_CLK
Zarlink Semiconductor Inc.
ZL50418
151
L1
Min. (ns)
4
1.5
1.5
2
1
1
-1
1
1
L2
-100 MHz
7
7
7
7
1
7
5
Max. (ns)
C
C
C
C
C
C
C
L
L
L
L
L
L
L
= 25 pf
= 30 pf
= 30 pf
= 25 pf
= 25 pf
= 25 pf
= 25 pf
Note
Data Sheet