H8S-2350 RENESAS [Renesas Technology Corp], H8S-2350 Datasheet - Page 742

• Manufacturer Part Number: H8S-2350
• Description: 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 21 Electrical Characteristics
21.3.1
Table 21.4 lists the clock timing
Table 21.4 Clock Timing
Condition A: V
Condition B: V
Item
Clock cycle time
Clock high pulse width
Clock low pulse width
Clock rise time
Clock fall time
Clock oscillator setting
time at reset (crystal)
Clock oscillator setting time
in software standby (crystal)
External clock output
stabilization delay time
Rev. 3.00 Sep 15, 2006 page 708 of 988
REJ09B0330-0300
Clock Timing
V
T
V
T
a
a
CC
SS
CC
SS
= –40 to +85°C (wide-range specifications)
= –40 to +85°C (wide-range specifications)
= AV
= AV
= 2.7 to 5.5 V, AV
= 5.0 V ±10%, AV
SS
SS
= 0 V, = 2 to 10 MHz, T
= 0 V, = 2 to 20 MHz, T
Figure 21.4 System Clock Timing
Symbol Min
t
t
t
t
t
t
t
t
cyc
CH
CL
Cr
Cf
OSC1
OSC2
DEXT
CC
CC
= 2.7 to 5.5 V, V
= 5.0 V ±10%, V
Condition A
100
35
35
—
—
20
20
500
t
CH
t
cyc
Max
500
—
—
—
—
—
15
15
t
Cf
t
CL
a
a
= –20 to +75°C (regular specifications),
= –20 to +75°C (regular specifications),
ref
ref
Condition B
Min
50
20
20
—
—
10
10
500
t
Cr
= 2.7 V to AV
= 4.5 V to AV
Max
500
—
—
5
5
—
—
—
Unit
ns
ns
ns
ns
ns
ms
ms
µs
CC
CC
,
,
Test Conditions
Figure 21.4
Figure 21.4
Figure 21.5
Figure 20.2
Figure 21.5