Datasheet

Section 15 Electrical Characteristics
Rev. 6.00 Aug 04, 2006 page 526 of 680
REJ09B0145-0600
15.8.3 AC Characteristics
Table 15.27 lists the control signal timing and table 15.28 and 15.29 list the serial interface timing.
Table 15.27 Control Signal Timing
V
CC
= 2.7 V to 5.5 V, AV
CC
= 2.7 V to 5.5 V, V
SS
= AV
SS
= 0.0 V, unless otherwise specified
Values
Item Symbol
Applicable
Pins Min Typ Max Unit Test Condition
Reference
Figure
2.0 — 16.0 MHz
*
3
2.0 — 16.0 V
CC
= 4.5 to 5.5 V
System clock
oscillation
frequency
f
OSC
OSC
1
,
OSC
2
2.0 — 10.0 V
CC
= 2.7 to 5.5 V
*
4
62.5 — 500
(1000)
ns Figure
15.1
*
2
*
3
62.5 — 500
(1000)
V
CC
= 4.5 to 5.5 V
OSC clock (φ
OSC
)
cycle time
t
OSC
OSC
1
,
OSC
2
100 — 500
(1000)
V
CC
= 2.7 to 5.5 V
Figure
15.1
*
2
*
4
t
cyc
2 — 128 t
OSC
System clock (φ)
cycle time
— — 128 µs
Subclock oscillation
frequency
f
W
X
1
, X
2
, EXCL — 32.768
or 38.4
—kHz
Watch clock (φ
W
)
cycle time
t
W
X
1
, X
2
, EXCL — 30.5 or
26.0
— µs Figure
15.1
Subclock (φ
SUB
)
cycle time
t
subcyc
2— 4 t
W
*
1
Instruction cycle
time
2— — t
cyc
t
subcyc
Oscillation
stabilization time
t
rc
OSC
1
,
OSC
2
— 20 45 µs Ceramic resonator
(V
CC
= 3.0 to 5.5 V)
— 80 — Ceramic resonator
other than above
— 0.8 2 ms Crystal resonator
Figure
15.11
— — 50 Other than above
t
rc
X
1
, X
2
—— 2.0 s