M38503MXH Datasheet, PDF (66/86 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS
3850 Group (Spec. H)
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
AC Electrical characteristics
(Ta = 25^oC, VCC = 4.5 to 5.5V unless otherwise noted)
Table 22 Read-only mode
Symbol
Parameter
tRC
ta (AD)
ta (CE)
ta (OE)
tCLZ
tDF(CE)
tOLZ
tDF(OE)
tPHZ
tOH
tOEH
tPS
Read cycle time
Address access time
_____
CE access time
_____
OE access time
_____
Output enable time (after CE)
_____
Output floating time (after CE)
_____
Output enable time (after OE)
_____
Output floating time (after OE)
_____
Output floating time (after PR)
_____ _____
Output valid time (after CE, OE, address)
Write recovery time (before read)
_____
RP recovery time
Note : Timing measurement condition is showed in Figure 71.
_____
Table 23 Read / Write mode (WE control)
Min.
200
0
0
0
200
10
Symbol
Parameter
Min.
tWC
Write cycle time
200
tAS
Address set up time
100
tAH
Address hold time
25
tDS
Data set up time
100
tDH
Data hold time
25
_____
tCS
CE set up time
0
_____
tCH
CE hold time
0
_____
tWP
WE pulse width
100
tWPH
“H” write pulse width
50
tDAP
Program time
tDAE
Erase all blocks time
_____
tWHRL
RY/BY delay time
_____
tPS
RP recovery time
10
Note : The read timing parameter in the command write operation mode is same as that of the read-only mode.
Typical value is at VCC = 5.0 V, Ta = 25 °C condition.
Limits
Typ.
Max.
100
100
80
25
25
300
Limits
Typ.
Max.
25
1.5
200
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
s
ns
µs
66