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CHAPTER 28 ELECTRICAL SPECIFICATIONS (256 KB MASK ROM VERSION, SINGLE-POWER FLASH MEMORY VERSION) (TARGET)
User’s Manual U16890EJ1V0UD
716
(b) Read/write cycle (CLKOUT synchronous): In multiplex bus mode
(T
A
=
40 to +85
°
C, V
DD
= EV
DD
= AV
REF0
= 4.0 to 5.5 V, 4.0 V
≤
BV
DD
≤
V
DD
, 4.0 V
≤
AV
REF1
≤
V
DD
, V
SS
= EV
SS
=
BV
SS
= AV
SS
= 0 V, C
L
= 50 pF) (1/2)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Delay time from CLKOUT
↑
to address
t
DKA
<29>
0
19
ns
Delay time from CLKOUT
↑
to address
float
t
FKA
<30>
0
14
ns
Delay time from CLKOUT
↓
to ASTB
t
DKST
<31>
0
23
ns
Delay time from CLKOUT
↑
to RD, WRm
t
DKRDWR
<32>
22
0
ns
Data input setup time (to CLKOUT
↑
)
t
SIDK
<33>
15
ns
Data input hold time (from CLKOUT
↑
)
t
HKID
<34>
0
ns
Data output delay time from CLKOUT
↑
t
DKOD
<35>
19
ns
WAIT setup time (to CLKOUT
↓
)
t
SWTK
<36>
15
ns
WAIT hold time (from CLKOUT
↓
)
t
HKWT
<37>
0
ns
Remarks 1.
m = 0, 1
2.
The values in the above specifications are values for when clocks with a 1:1 duty ratio are input from X1.
(T
A
=
40 to +85
°
C, V
DD
= EV
DD
= AV
REF0
= 2.7 to 5.5 V, 2.7 V
≤
BV
DD
≤
V
DD
, 2.7 V
≤
AV
REF1
≤
V
DD
, V
SS
= EV
SS
=
BV
SS
= AV
SS
= 0 V, C
L
= 50 pF) (2/2)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Delay time from CLKOUT
↑
to address
t
DKA
<29>
0
19
ns
Delay time from CLKOUT
↑
to address
float
t
FKA
<30>
0
18
ns
Delay time from CLKOUT
↓
to ASTB
t
DKST
<31>
0
55
ns
Delay time from CLKOUT
↑
to RD, WRm
t
DKRDWR
<32>
22
0
ns
Data input setup time (to CLKOUT
↑
)
t
SIDK
<33>
30
ns
Data input hold time (from CLKOUT
↑
)
t
HKID
<34>
0
ns
Data output delay time from CLKOUT
↑
t
DKOD
<35>
19
ns
WAIT setup time (to CLKOUT
↓
)
t
SWTK
<36>
25
ns
WAIT hold time (from CLKOUT
↓
)
t
HKWT
<37>
0
ns
Remarks 1.
m = 0, 1
2.
The values in the above specifications are values for when clocks with a 1:1 duty ratio are input from X1.