Renesas 4514 用户手册
APPENDIX
3.1 Electrical characteristics
3-4
4513/4514 Group User’s Manual
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.0 V to 5.5 V
V
DD
= 4.0 V to 5.5 V
V
DD
= 2.5 V to 5.5 V
Table 3.1.3 Recommended operating conditions 2
(Mask ROM version:Ta = –20 °C to 85 °C, V
DD
= 2.0 V to 5.5 V, unless otherwise noted)
(One Time PROM version:Ta = –20 °C to 85 °C, V
DD
= 2.5 V to 5.5 V, unless otherwise noted)
Symbol
f(X
IN
)
f(X
IN
)
tw(S
CK
)
tw(CNTR)
Parameter
Oscillation frequency
(with a ceramic resonator)
Oscillation frequency
(with external clock input)
Serial I/O external clock period
(“H” and “L” pulse width)
Timer external input period
(“H” and “L” pulse width)
Conditions
Unit
MHz
MHz
µ
s
ns
µ
s
ns
µ
s
µ
s
ns
µ
s
ns
µ
s
Max.
4.2
3.0
4.2
4.2
2.0
1.5
4.2
2.0
3.0
3.0
3.0
1.0
0.8
3.0
1.0
Limits
Mask ROM version
Middle-speed mode
One Time PROM version
Middle-speed mode
Mask ROM version
High-speed mode
One Time PROM version
High-speed mode
Mask ROM version
Middle-speed mode
One Time PROM version
Middle-speed mode
Mask ROM version
High-speed mode
One Time PROM version
High-speed mode
Mask ROM version
Middle-speed mode
One Time PROM version
Middle-speed mode
Mask ROM version
High-speed mode
One Time PROM version
High-speed mode
Mask ROM version
Middle-speed mode
One Time PROM version
Middle-speed mode
Mask ROM version
High-speed mode
One Time PROM version
High-speed mode
Min.
Typ.
1.5
3.0
4.0
1.5
3.0
750
1.5
2.0
750
1.5
1.5
3.0
4.0
1.5
3.0
750
1.5
2.0
750
1.5