HD64F2357VF13 Datasheet, PDF (684/1049 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

AC Characteristics
Table 19-45 AC Characteristics in Auto-Program Mode
Conditions: V_CC = 5.0 V ±10%, V_SS = 0 V, T_a = 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
—
—
—
—
—
—
—
150
—
—
3000
30
30
Unit
µs
ns
ns
ns
ns
ns
ms
ns
ns
ns
ms
ns
ns
A18 to A0
CE
OE
WE
I/O7
I/O6
I/O5 to I/O0
Address stable
tces
tceh tnxtc
tnxtc
tf ^twep tr
t_as
tds
tdh
tah
Data transfer
1 byte to 128 bytes
H'40
twsts tspa
twrite
Programming operation
end identification signal
Programming normal
end identification signal
H'00
Figure 19-59 Auto-Program Mode Timing Waveforms
Rev.6.00 Oct.28.2004 page 654 of 1016
REJ09B0138-0600H