M37544 RENESAS [Renesas Technology Corp], M37544 Datasheet - Page 55

• Manufacturer Part Number: M37544
• Description: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
• Manufacturer: RENESAS [Renesas Technology Corp]

Rev.1.04
REJ03B0012-0104Z
7544 Group
Fig. 64 Switching characteristics measurement circuit diagram
Switching Characteristics
Table 16 Switching characteristics (V
Note : Pin X
t
t
t
t
t
t
t
t
WH
WL
d
v
r
f
r
f
(S
(S
(CMOS)
(CMOS)
(S
(S
(S
CLK
(S
CLK
CLK
CLK
Symbol
Measured
output pin
CLK
CLK
)
)
–TxD)
–TxD)
)
)
OUT
2004.06.08
is excluded.
Serial I/O clock output “H” pulse width
Serial I/O clock output “L” pulse width
Serial I/O output delay time
Serial I/O output valid time
Serial I/O clock output rising time
Serial I/O clock output falling time
CMOS output rising time (Note)
CMOS output falling time (Note)
CMOS output
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100 pF
CC
= 4.0 to 5.5 V, V
Parameter
SS
= 0 V, Ta = –20 to 85 °C, unless otherwise noted)
t
t
C
C
(S
(S
CLK
CLK
Min.
–30
)/2–30
)/2–30
Limits
Typ.
10
10
Max.
140
30
30
30
30
Unit
ns
ns
ns
ns
ns
ns
ns
ns