M16C62 Datasheet, PDF (165/231 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Timing (Vcc = 3V)
Mitsubishi microcomputers
M16C / 62 Group (80-pin)
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
VCC = 3V
Timing requirements (referenced to VCC = 3V, VSS = 0V at Ta = 25^oC unless otherwise specified)
Table 1.20.21. External clock input
Symbol
Parameter
tc
External clock input
One-time PROM, EPROM versions
cycle time
Mask ROM, Flash memory 5V versions
tw(H)
External clock input
HIGH pulse width
One-time PROM, EPROM versions
Mask ROM, Flash memory 5V versions
tw(L)
External clock input
One-time PROM, EPROM versions
LOW pulse width
Mask ROM, Flash memory 5V versions
tr
External clock rise time
tf
External clock fall time
Standard
Min. Max.
143
100
60
40
60
40
18
18
Unit
ns
ns
ns
ns
ns
ns
ns
ns
164