Datasheet

Section 25 Electrical Characteristics
Rev. 4.00 Jun 06, 2006 page 772 of 1004
REJ09B0301-0400
Condition A Condition B Condition C
20 MHz 16 MHz 10 MHz
Item Symbol Min Max Min Max Min Max Unit
Test
Conditions
Read data
access time 1
t
ACC1
— 1.0 ×
t
cyc
–30
— 1.0 ×
t
cyc
–40
— 1.0 ×
t
cyc
–60
ns
Read data
access time 2
t
ACC2
— 1.5 ×
t
cyc
–25
— 1.5 ×
t
cyc
–35
— 1.5 ×
t
cyc
–50
ns
Read data
access time 3
t
ACC3
— 2.0 ×
t
cyc
–30
— 2.0 ×
t
cyc
–40
— 2.0 ×
t
cyc
–60
ns
Read data
access time 4
t
ACC4
— 2.5 ×
t
cyc
–25
— 2.5 ×
t
cyc
–35
— 2.5 ×
t
cyc
–50
ns
Figure
25.10 to
figure
25.14
Read data
access time 5
t
ACC5
— 3.0 ×
t
cyc
–30
— 3.0 ×
t
cyc
–40
— 3.0 ×
t
cyc
–60
ns
WR delay
time 1
t
WRD1
— 30 — 45 — 60 ns
WR delay
time 2
t
WRD2
— 30 — 45 — 60 ns
WR pulse
width 1
t
WSW1
1.0 ×
t
cyc
–20
— 1.0 ×
t
cyc
–30
— 1.0×
t
cyc
–40
— ns
WR pulse
width 2
t
WSW2
1.5 ×
t
cyc
–20
— 1.5 ×
t
cyc
–30
— 1.5 ×
t
cyc
–40
— ns
Write data
delay time
t
WDD
— 30 — 45 — 60 ns
Write data
setup time
t
WDS
0 — 0 — 0 — ns
Write data
hold time
t
WDH
10 — 15 — 20 — ns
WAIT setup
time
t
WTS
30 — 45 — 60 — ns
WAIT hold
time
t
WTH
5 — 5 — 10 — ns