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HD6417750 Datasheet, PDF (898/1039 Pages) Renesas Technology Corp – SuperH RISC engine
Table 22.26 Clock and Control Signal Timing (HD6417750RF240)
VDDQ = 3.0 to 3.6 V, VDD = 1.5 V, Ta = –20 to +75°C, CL = 30 pF
Item
Symbol
EXTAL
PLL1 6-times/PLL2
fEX
clock input operation
frequency PLL1 12-times/PLL2
f
EX
operation
PLL1/PLL2 not operating
EXTAL clock input cycle time
EXTAL clock input low-level pulse width
EXTAL clock input high-level pulse width
EXTAL clock input rise time
EXTAL clock input fall time
CKIO clock PLL1/PLL2 operating
output
PLL1/PLL2 not operating
CKIO clock output cycle time
CKIO clock output low-level pulse width
CKIO clock output high-level pulse width
CKIO clock output rise time
CKIO clock output fall time
CKIO clock output low-level pulse width
CKIO clock output high-level pulse width
Power-on oscillation settling time
Power-on oscillation settling time/mode
settling
f
EX
t
EXcyc
t
EXL
t
EXH
tEXr
tEXf
fOP
f
OP
t
cyc
tCKOL1
tCKOH1
tCKOr
t
CKOf
t
CKOL2
t
CKOH2
t
OSC1
tOSCMD
SCK2 reset setup time
SCK2 reset hold time
MD reset setup time
MD reset hold time
5(6(7 assert time
t
SCK2RS
tSCK2RH
tMDRS
tMDRH
tRESW
Min
16
14
1
30
3.5
3.5
—
—
25
1
11.9
1
1
—
—
3
3
10
10
20
20
3
20
20
PLL synchronization settling time
t
200
PLL
Standby return oscillation settling time 1 tOSC2
3
Standby return oscillation settling time 2 tOSC3
3
Standby return oscillation settling time 3 t
3
OSC4
Max Unit Figure
34
MHz
20
34
1000
—
—
4
4
84
34
1000
—
—
3
3
—
—
—
—
ns
ns
ns
ns
ns
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ms
ms
22.1
22.1
22.1
22.1
22.1
22.2(1)
22.2(1)
22.2(1)
22.2(1)
22.2(1)
22.2(2)
22.2(2)
22.3, 22.5
22.3, 22.5
—
ns 22.11
—
ns 22.3, 22.5, 22.11
—
tcyc
22.12
—
ns 22.3, 22.5, 22.12
—
tcyc
22.3, 22.4, 22.5,
22.6, 22.11
—
µs 22.9, 22.10
—
ms 22.4, 22.6
—
ms 22.7
—
ms 22.8
Rev. 6.0, 07/02, page 846 of 986