
MB89620 Series
39
(9) Ready Input Timing
(VCC = +5.0 V
±10%, FC = 10 MHz, AVSS = VSS= 0.0 V, TA = –40
°C to +85°C)
*: These characteristics are also applicable to the read cycle.
Parameter
Symbol
Pin
Condition
Value
Unit Remarks
Min.
Max.
RDY valid
→ CLK ↑ time
tYVCH
RDY, CLK
—
60
—
ns
*
CLK
↑ → RDY invalid time
tCHYX
0—
ns
*
CLK
ALE
AD
A
WR
RDY
Address
tYVCH tCHYX
2.4 V
Note: The bus cycle is also extended in the read cycle in the same manner.
Data