MB90F654A FUJITSU [Fujitsu Component Limited.], MB90F654A Datasheet - Page 82

• Manufacturer Part Number: MB90F654A
• Description: 16-bit Proprietary Microcontroller
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

82
MB90650A Series
(5) Bus Read Timing
* : For t
Note : V
ALE pulse width
Valid address
ALE
Valid address
Valid address
input
RD pulse width
RD
RD
RD
RD
Valid address
RD
CP
CC
ALE
valid data input
data hold time
CLK
see “(1) Clock Timing.”
Parameter
address valid time
address valid time t
= V
CC
1 = V
time
time
ALE
RD
valid data
CLK
CC
time
2
time t
time t
Symbol Pin name
t
t
t
t
t
t
t
t
t
LHLL
AVLL
LLAX
AVRL
AVDV
RLRH
RLDV
RHDX
RHLH
RHAX
AVCH
RLCH
ALE
Multiplexed
address
Multiplexed
address
Multiplexed
address
Multiplexed
address
RD
D15 to D00
D15 to D00
RD, ALE
Address,
RD
Address,
CLK
RD, CLK
Condition
—
—
—
—
—
—
—
—
—
—
—
—
(V
CC
= 2.7 V to 3.6 V, V
3 t
t
t
t
t
t
t
t
CP
CP
CP
CP
CP
CP
CP
t
CP
CP
* / 2 – 25
* / 2 – 15
* / 2 – 15
* / 2 – 10
* / 2 – 20
* /2 – 20
* / 2 –20
Min
* / 2 – 20
* – 15
—
—
0
Value
5 t
5 t
CP
CP
SS
Max
* / 2 – 60 ns MASK/FLASH
* / 2 – 60 ns MASK/FLASH
—
—
—
—
—
—
—
—
—
—
= 0.0 V, T
Unit
A
ns MASK/FLASH
ns MASK/FLASH
ns
ns
ns
ns
ns
ns
ns
ns
= –40 C to +85 C)
Remarks