SH7619_09 Datasheet, PDF (775/860 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

Section 25 Electrical Characteristics
25.4.1 Clock Timing
Table 25.7 Clock Timing
Conditions: V_CCQ = 3.0 V to 3.6 V, V_CC = 1.71 V to 1.89 V; for Ta, see the operating
temperatures given in appendix B, Product Code Lineup; External bus operating
frequency (Max.) = 62.5 MHz
Item
Symbol
EXTAL clock input frequency f
EX
EXTAL clock input cycle time t_Excyc
EXTAL clock input low pulse t_EXL
width
EXTAL clock input high pulse t
EXH
width
EXTAL clock rising time
EXTAL clock falling time
CKIO clock output frequency
CKIO clock output cycle time
CKIO clock low pulse width
CKIO clock high pulse width
CKIO clock rising time
CKIO clock falling time
CK_PHY clock input frequency
t
Exr
t
Exf
f_OP
t
cyc
t_CKOL
t_CKOH
t_CKOr
t
CKOf
f
CKPHY
CK_PHY clock input low pulse t
CKPHYL
width
CK_PHY clock input high pulse t
CKPHYH
width
CK_PHY clock input rising time t_CKPHYr
CK_PHY clock input falling time t_CKPHYf
Oscillation settling time (power- t
OSC1
on)
RES setup time
RES assert time
t
RESS
t
RESW
Min.
10
40
10
Max.
25
100

Unit.
MHz
ns
ns
10

ns


20
16
3.5
3.5


25 −100
ppm*¹
12
4
4
62.5
50


4.5
4.5
25 +100
ppm*¹

ns
ns
MHz
ns
ns
ns
ns
ns
MHz
ns
12

ns

6
ns

6
ns
10

ms
25

ns
20

t *2
bcyc
Reference Figures
Figure 25.1
Figure 25.2
Figure 25.3
Figures 25.3 and
25.4
Rev. 6.00 Jul. 15, 2009 Page 735 of 816
REJ09B0237-0600