SH7263 Datasheet, PDF (1727/1862 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

Section 35 Electrical Characteristics
Item
CKIO clock output frequency
CKIO clock output cycle time
CKIO clock output low pulse width
CKIO clock output high pulse width
CKIO clock output rise time
CKIO clock output fall time
Power-on oscillation settling time
Oscillation settling time 1 on return from standby
Oscillation settling time 2 on return from standby
RTC clock oscillation settling time
Symbol Min.
fOP
40.00
tcyc
15
tCKOL
0.4
tCKOH
0.4
tCKOr
⎯
tCKOf
⎯
tOSC1
10
tOSC2
10
tOSC3
10
tROSC
3
Max.
66.66
25
0.6
0.6
3
3
⎯
⎯
⎯
⎯
Unit Figure
MHz Figure
ns ^35.4
t_cyc
t
cyc
ns
ns
ms Figure
35.5
ms Figure
35.6
ms Figure
35.7
s
Figure
35.8
EXTAL,
AUDIO_X1,
AUDIO_CLK,
USB_X1* _{1/2 PVcc}
(input)
t_EXH
t_EXcyc
t_EXL
V_IH
V_IH
V_IL
V_IL
t_EXf
V_IH
1/2 PVcc
t_EXr
Note: * When the clock is input on the EXTAL, AUDIO_X1, AUDIO_CLK, or USB_X1 pin.
Figure 35.2 EXTAL, AUDIO_X1, AUDIO_CLK, and USB_X1 Clock Input Timing
CKIO
(input)
1/2 PVcc
t_CKIH
t_CKIcyc
t_CKIL
V_IH
V_IH
V_IL
V_IL
t_CKIf
V_IH
1/2 PVcc
t_CKIr
Figure 35.3 CKIO Clock Input Timing
Rev. 2.00 Mar. 14, 2008 Page 1693 of 1824
REJ09B0290-0200