HD64F3039F18 Datasheet, PDF (503/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

15.8.4 Memory Read Mode
Section 15 ROM
AC Characteristics
Table 15.13 AC Characteristics in Memory Read Mode Transition
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
WE rise time
WE fall time
Symbol
t
nxtc
t_ceh
t_ces
t_dh
t_ds
t
wep
t_r
t_f
Min
20
0
0
50
50
70
—
—
Max Unit
—
µs
—
ns
—
ns
—
ns
—
ns
—
ns
30
ns
30
ns
Notes
A16–A0
CE
OE
WE
I/O7–I/O0
Command write
t_ces
t_ceh
t_nxtc
t_wep
t_f
t_r
t_ds
t_dh
Memory read mode
Address stable
Note: Data is latched on the rising edge of WE.
Figure 15.16 Timing Waveform in Memory Read Mode Transition
Rev.3.00 Mar. 26, 2007 Page 479 of 682
REJ09B0353-0300