HD64F3664FPV Datasheet, PDF (367/446 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 20 Electrical Characteristics
20.3.3 AC Characteristics
Table 20.11 AC Characteristics
V_CC = 2.7 V to 5.5 V, V_SS = 0.0 V, T_a = –20°C to +75°C, unless otherwise specified.
Item
System clock
oscillation
frequency
System clock (φ)
cycle time
Applicable
Symbol Pins
Test Condition
f_OSC
OSC1,
V_CC = 4.0 V to 5.5 V
OSC2
t_cyc
Subclock oscillation f_W
frequency
Watch clock (φ_W) t_W
cycle time
Subclock (φ_SUB)
cycle time
t_subcyc
Instruction cycle
time
Oscillation
t_rc
stabilization time
(crystal resonator)
Oscillation
t_rc
stabilization time
(ceramic resonator)
Oscillation
t_rcx
stabilization time
External clock
t_CPH
high width
X1, X2
X1, X2
OSC1,
OSC2
OSC1,
OSC2
X1, X2
OSC1
V_CC = 4.0 V to 5.5 V
External clock
t_CPL
low width
OSC1
V_CC = 4.0 V to 5.5 V
External clock
t_CPr
rise time
OSC1
V_CC = 4.0 V to 5.5 V
External clock
t_CPf
fall time
OSC1
V_CC = 4.0 V to 5.5 V
Min
2.0
2.0
1
—
—
—
2
2
—
—
—
25.0
40.0
25.0
40.0
—
—
—
—
Values
Typ Max
—
16.0
10.0
—
64
—
12.8
32.768 —
30.5 —
—
8
—
—
—
10.0
—
5.0
—
2.0
—
—
—
—
—
—
—
—
—
10.0
—
15.0
—
10.0
—
15.0
Reference
Unit Figure
MHz *¹
t_OSC
*²
µs
kHz
µs
t_W
*²
t_cyc
t_subcyc
ms
ms
s
ns Figure 20.1
ns
ns
ns
ns
ns
ns
ns
Rev. 6.00 Mar. 24, 2006 Page 337 of 412
REJ09B0142-0600