Справочник Пользователя для Renesas R5S72646
Section 37 Electrical Characteristics
Page 2030 of 2108
R01UH0134EJ0400 Rev. 4.00
Sep
24,
2014
SH7262 Group, SH7264 Group
37.4.13
NAND Type Flash Memory Controller Timing
Table 37.17 NAND Type Flash Memory Interface Timing
Item Symbol Min.
Max.
Unit
Figure
Command output setup time
t
NCDS
2
t
fcyc
10
ns
Figures
37.60,
37.64
Command output hold time
t
NCDH
1.5
t
fcyc
5
ns
Data output setup time
t
NDOS
0.5
t
wfcyc
5 ns
Figures
37.60,
37.61, 37.63,
37.64
37.64
Data output hold time
t
NDOH
0.5
t
wfcyc
10 ns
Command to address transition
time 1
time 1
t
NCDAD1
1.5
t
fcyc
10 ns
Figures
37.60,
37.61
Command to address transition
time 2
time 2
t
NCDAD2
2
t
fcyc
10
ns
Figure
37.61
FWE cycle time
t
NWC
t
wfcyc
5
ns
Figures
37.61,
37.63
FWE low pulse width
t
NWP
0.5
t
wfcyc
5 ns
Figures
37.60,
37.61, 37.63,
37.64
37.64
FWE high pulse width
t
NWH
0.5
t
wfcyc
5 ns
Figures
37.61,
37.63
Address to ready/busy transition time t
NADRB
32
t
pcyc
ns Figures
37.61,
37.62
Command to ready/busy transition
time
time
t
NCDRB
10
t
pcyc
ns Figures
37.61,
37.62
Ready/busy to data read transition
time 1
time 1
t
NRBDR1
1.5
t
fcyc
ns
Figure
37.62
Ready/busy to data read transition
time 2
time 2
t
NRBDR2
32
t
pcyc
ns
FRE cycle time
t
NSCC
t
wfcyc
5
ns
FRE low pulse width
t
NSP
0.5
t
wfcyc
5 ns
Figures
37.62,
37.64