HD64F38602R Datasheet, PDF (457/552 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

Section 21 Electrical Characteristics
21.4.3 AC Characteristics
Table 21.14 lists the control signal timing, table 21.15 lists the serial interface timing, table 21.16
lists the synchronous serial communication unit timing, and table 21.17 lists the I²C bus interface
timing.
Table 21.14 Control Signal Timing
V_CC = 1.8 V to 3.6 V, AV_CC = 1.8 V to 3.6 V, V_SS = 0.0 V, unless otherwise specified.
Applicable
Item
Symbol ^Pins
Test Condition Min.
System clock
oscillation
frequency
f_OSC
OSC1, OSC2 V = 2.7 V to 3.6 V 4.0
CC
(10-MHz version)
V = 1.8 V to 3.6 V 2.0
CC
(4-MHz version)
OSC clock (φ_OSC) t_OSC
cycle time
OSC1, OSC2 V = 2.7 V to 3.6 V 100
CC
(10-MHz version)
V = 1.8 V to 3.6 V 238
CC
(4-MHz version)
System clock (φ) t_cyc
cycle time
1
V_CC = 2.7 V to 3.6 V —
(10-MHz version)
V_CC = 1.8 V to 3.6 V —
(4-MHz version)
On-chip oscillator t_ROSC
0.3
oscillation
frequency
On-chip oscillator t_ROSC
clock cycle time
0.38
Subclock oscillator f_W
X1, X2
—
oscillation
frequency
Watch clock (φ_W) t_W
X1, X2
—
cycle time
Values
Typ. Max.
—
10.0
Reference
Unit ^Figure
MHz
—
4.2
—
250 ns Figure
21.15
—
500
—
64
t_OSC
—
16
µs
—
32
—
2.6 MHz Reference
value
—
3.3
32.768 —
or 38.4
µs Reference
value
kHz
30.5 or —
26.0
µs Figure
21.15
Rev. 3.00 May 15, 2007 Page 425 of 516
REJ09B0152-0300