MT90503 Datasheet, PDF (222/233 Pages) Zarlink Semiconductor Inc – 2048VC AAL1 SAR

MT90503
Data Sheet
0ns
10ns
20ns
30ns
40ns
5
mem_clk
t3
t4
mem_cs
t3
t4
mem_rw
t3
t4
mem_a
address valid
t3
t4
mem_bws
"11"
"00"
"11"
t3
t6
t5
t4
mem_d
data valid data valid
t3
t4
t5
t6
mem_par
parity valid
Figure 65 - Late-write External Memory Timing - Write Access
0ns
10ns
20ns
30ns
40ns
50ns
6
mem_clk
t3
t4
mem_cs
mem_rw
t3
t4
mem_a
address valid
mem_bws
"11"
t6
t1
t2
mem_d
data valid
t6
t1
t2
mem_par
parity valid
Figure 66 - Late-write External Memory Timing - Read Access
222
Zarlink Semiconductor Inc.