SH7058 Datasheet, PDF (968/1130 Pages) Renesas Technology Corp – Renesas SuperHTM RISC engine

23.10.2 AC Characteristics and Timing in Programmer Mode
Table 23.22 AC Characteristics in Memory Read Mode
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
50
dh
Data setup time
t
50
ds
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
A19-A0
Command write
t_ces
t_ceh
t_nxtc
Memory read mode
Address stable
I/O7-I/O0
t_wep
tf
tr
t_ds
t_dh
Note : Data is latched at the rising edge of .
Figure 23.32 Memory Read Timing after Command Write
Rev. 3.0, 09/04, page 927 of 1086