H8S-2345 Datasheet, PDF (628/927 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer

Section 17 ROM
AC Characteristics
Table 17.28 AC Characteristics in Status Read Mode
Conditions: V_CC = 5.0 V ±10%, V_SS = 0 V, T_a = 25°C ±5°C
Item
Command write cycle
CE hold time
CE setup time
Data hold time
Data setup time
Write pulse width
OE output delay time
Disable delay time
CE output delay time
WE rise time
WE fall time
Symbol
t_nxtc
t
ceh
t
ces
t_dh
t
ds
t
wep
t_oe
t_df
t_ce
t_r
t_f
Min
20
0
0
50
50
70
Max
150
100
150
30
30
Unit
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
Address
CE
OE
WE
Data
t_wep
t_nxtc
t_wep
t_nxtc
t_ces
t_ceh
t_f
t_r
t_ds
t_dh
H'71
t_ces
t_ceh
t_f
t_r
t_ds
t_dh
H'71
t_ce
t_oe
t_nxtc
t_df
Data
Note: FO₂ and FO₃ are undefined.
Figure 17.33 Status Read Mode Timing Waveforms
Rev. 4.00 Feb 15, 2006 page 604 of 900
REJ09B0291-0400