NJU6682
•System BUS Sequence (Read / Write) (68-type MPU)
tCYC6
E
R/W
tEWL
tr
tEWH
tAW6
A0,CS
tf
tAH6
D0 to D7,
D8 to D15(16 bit BUS Mode
(Write)
D0 to D7,
D8 to D15(16 bit BUS Mode)
(Read)
tDS6
tACC6
tDH6
tOH6
PARAMETER
Address Hold Time
Address Set Up time
System Cycle Time (WRITE)
System Cycle Time (READ)
Enable “H” Pulse Width
READ
WRITE
Enable “L” PilseWidth (READ/WRITE)
Data Set Up Time
Data Hold Time
Access Time
Output Disable Time
Rise Time / Fall Time
SIGNAL SYMBOL
A0,CS
R/W
tAH6
tAW6
tCYC6(W)
tCYC6(R)
E tEWH
tEWL
tDS6
D0toD7, tDH6
D8toD15 tACC6
tOH6
tr, tf E
(VDD=2.4V to 3.3V, Ta=-30 to 80°C)
Measurement
Condition
MIN
TYP
MAX
UNIT
0
0
160
360
250
50
ns
110
30
5
CL=100pF
0
240
50
15
*1 All timing are based on 20% and 80% of VDD.
*2 tCYC6 shows the cycle of the E signal to place in the in active CS.