參數(shù)資料
型號(hào): MB90223
廠商: Fujitsu Limited
英文描述: 8-Bit Proprietary Microcontroller(8位專用微控制器)
中文描述: 8位微控制器專利(8位專用微控制器)
文件頁(yè)數(shù): 73/105頁(yè)
文件大?。?/td> 1130K
代理商: MB90223
73
MB90220 Series
(7) Ready Input Timing
(V
CC
= +4.5 V to +5.5 V, V
SS
= 0 V, Ta = –40
°
C to +70
°
C)
Value
Note: Use the auto-ready function if the RDY setup time is insufficient.
(8) Hold Timing
(V
CC
= +4.5 V to +5.5 V, V
SS
= 0 V, Ta = –40
°
C to +70
°
C)
Value
Note: It takes at least one machine cycle for HAK to vary after HRQ is fetched.
Parameter
Symbol
Pin
name
Condition
Unit
Remarks
Min.
Max.
RDY setup time
t
RYHS
RDY
Load condition:
80 pF
40
ns
RDY hold time
t
RYHH
RDY
0
ns
Parameter
Symbol
Pin
name
Condition
Unit
Remarks
Min.
Max.
Pin floating
HAK
time
HAK
time
pin valid time
t
XHAL
HAK
Load condition:
80 pF
30
t
CYC
ns
t
HAHV
HAK
t
CYC
2 t
CYC
ns
A23 to A00
CLK
RD/WR
(WRL, WRH)
RDY
No wait
One wait
t
RYHS
t
RYHH
t
RYHS
t
RYHH
0.8 V
CC
0.2 V
CC
0.8 V
CC
0.8 V
CC
0.7 V
CC
0.7 V
CC
HRQ
HAK
Each pin
t
XHAL
t
HAHV
High impedance
0.3 V
CC
0.7 V
CC
0.2 V
CC
0.8 V
CC
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