HD64F38024HV Datasheet, PDF (517/684 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip Microcomputer H8 Family/H8/300L Super Low Power Series

Section 16 Electrical Characteristics
16.6.3 AC Characteristics
Table 16.17 lists the control signal timing, and tables 16.10 lists the serial interface timing of the
H8/38024S.
Table 16.17 Control Signal Timing
V_CC = 1.8 V to 3.6 V, AV_CC = 1.8 V to 3.6 V, V_SS = AV_SS = 0.0 V
Item
System clock
oscillation
frequency
Applicable
Symbol Pins
fOSC
OSC1, OSC2
OSC clock (φOSC) tOSC
cycle time
OSC1, OSC2
System clock (φ) tcyc
cycle time
Subclock oscillation fW
frequency
Watch clock (φW) tW
cycle time
Subclock (φSUB)
cycle time
tsubcyc
Instruction cycle
time
X1, X2
X1, X2
Values
Min Typ Max
2.0 —
10.0
Unit Test Condition
Reference
Figure
MHz VCC = 2.7 V to 3.6 V
2.0 —
4.0 MHz VCC = 1.8 V to 3.6 V
100 —
500 ns
(1000)
VCC = 2.7 V to 3.6 V Figure 16.2
*²
250 —
500 ns
(1000)
VCC = 1.8 V to 3.6 V
2—
128 tOSC
——
128 µs
— 32.768 —
kHz
or 38.4
— 30.5 or —
µs
26.0
2—
8
tW
Figure 16.2
*¹
2—
—
tcyc
tsubcyc
Rev. 8.00 Mar. 09, 2010 Page 495 of 658
REJ09B0042-0800