HD6473847RHV Datasheet, PDF (202/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 6 ROM
Table 6.15 AC Characteristics in Auto-Program Mode
(Conditions: V_CC = 3.3 V ±0.3 V, V_SS = 0 V, Ta = 25°C ±5°C)
Item
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
Write pulse width
t_wep
70
Status polling start time t_wsts
1
Status polling access time t_spa
—
Address setup time
t_as
0
Address hold time
t_ah
60
Memory write time
t_write
1
WE rise time
t
—
r
WE fall time
t_f
—
Max
Unit
—
µs
—
ns
—
ns
—
ns
—
ns
—
ns
—
ms
150
ns
—
ns
—
ns
3000
ms
30
ns
30
ns
Test Condition
Figure 6.17
A15 to A0
I/O7
I/O6
I/O5 to I/O0
Address stable
tces
tceh tnxtc
tnxtc
twep
tf
tr
tas
tds
tdh
tah
Data transfer
1 to 128 bytes
H'40
twsts tspa
twrite
Write operation end
decision signal
H'00
Write normal end
decision signal
Figure 6.17 Timing Waveforms in Auto-Program Mode
Rev. 7.00 Mar. 08, 2010 Page 170 of 510
REJ09B0024-0700