SH7618 Datasheet, PDF (578/646 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series

Section 21 Electrical Characteristics
Item
Symbol Min. Max. Unit.
Oscillation settling time 2
t_OSC3

10
ms
(leaving standby mode)
PLL synchronize settling time t
PLL

100 µs
Note:
*
t
bcyc
indicates
the
period
of
the
external
bus
clock
(Bφ).
Reference Figures
Figure 21.5
Figure 21.6
EXTAL* (input) 1/2 V_cc
t_EXH
t_EXcyc
t_EXL
V_IH
V_IH
V_IL
V_IL
t_EXf
V_IH
1/2 V_cc
t_EXr
Note: * When the clock is input to the EXTAL pin
Figure 21.1 External Clock Input Timing
CKIO (output)
1/2 V_cc
t_cyc
t_CKOH
t_CKOL
V_OH
V_OH
V_OL
V_OH
V_OL
1/2 V_cc
t_CKOf
t_CKOr
CK_PHY
40 ns
t_CKPHYH
t_CKPHYL
1/2 V_cc
V_OH
V_OH
V_OL
V_OH
V_OL
t_CKPHYf
1/2 V_cc
t_CKPHYr
Note: The CK_PHY output timing is the timing when its frequency is
set to 25 MHz.
Figure 21.2 CKIO and CK_PHY Clock Output Timings
Rev. 6.00 Jun. 12, 2007 Page 546 of 610
REJ09B0131-0600