R5F61525 RENESAS [Renesas Technology Corp], R5F61525 Datasheet - Page 803

• Manufacturer Part Number: R5F61525
• Description: 32-Bit CISC Microcomputer H8SX Family H8SX/1500 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

21.3.1
Table 21.4 Clock Timing
Conditions: V
Item
Clock cycle time
Clock high pulse width
Clock low pulse width
Clock rising time
Clock falling time
Oscillation settling time after
reset (crystal)
Oscillation settling time after
leaving software standby mode
(crystal)
External clock output delay
settling time
External clock input low pulse
width
External clock input high pulse
width
External clock rising time
External clock falling time
Clock Timing
V
T
a
CC
SS
= –40°C to +85°C (wide-range specifications)
= AV
= 4.5 V to 5.5 V, AV
SS
= 0 V, Iφ = 8 to 40 MHz, Pφ = 8 to 35 MHz,
Figure 21.2 System Bus Clock Timing
I
Symbol
t
t
t
t
t
t
t
t
T
T
T
T
cyc
CH
CL
Cr
Cf
OSC1
OSC2
DEXT
EXL
EXH
EXr
EXf
CC0
= 4.5 V to 5.5 V, AV
t
CH
t
Min.
25
5
5


20
10
2
45
45


cyc
t
Cf
t
CL
t
Cr
Max.
125


5
5





5
5
Rev. 3.00 Mar. 14, 2006 Page 765 of 804
CC1
= 4.5 V to 5.5 V,
Section 21 Electrical Characteristics
Unit.
ns
ns
ns
ns
ns
ms
ms
ms
ns
ns
ns
ns
Test Conditions
Figure 21.4
Figure 21.3
Figure 21.4
Figure 21.5
External clock
input frequency =
4 to 9 MHz
Figure 21.2
REJ09B0104-0300