SH7055S Datasheet, PDF (869/1002 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

A19-A0
I/O7-I/O0
Command write
t_ces
t_ceh
t_nxtc
t_wep
tf
tr
t_ds
t_dh
Memory read mode
Address stable
Note : Data is latched at the rising edge of .
Figure 22.32 Memory Read Timing after Command Write
Table 22.23 AC Characteristics in Transition from Memory Read Mode to Others
Condition: V_CC = 3.3 V ± 0.3 V, V_SS = 0 V, T_a = 25°C ± 5°C
Code
Symbol Min
Command write cycle
t_nxtc
20
CE hold time
t_ceh
0
CE setup time
t_ces
0
Data hold time
t_dh
50
Data setup time
t_ds
50
Programming pulse width t_wep
70
WE rise time
t
r
WE fall time
t_f
Max Unit
µs
ns
ns
ns
ns
ns
30
ns
30
ns
Note
Rev.2.0, 07/03, page 831 of 960