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R61509V Target Spec
Rev. 0.11 April 25, 2008, page 172 of 181
AC Characteristics
(VCC= 2.50V~3.30V, IOVCC=1.65V~3.30V, Ta= -40
°
C~+85
°
C *
See note 1
)
Clock Characteristics
Table 88
Item Symbol Unit Test condition Min. Typ. Max. Note
Oscillation clock fosc kHz VCC=IOVCC=3.0V 631 678 725 9
80-system 18-/16-/9-/8-bit Bus interface Timing Characteristics
(1-/2-/3-transfer, IOVCC=1.65V~3.30V) TBD
Table 89
Items Symbol Unit
Test
condition
Min. Typ. Max.
Write t
CYCW
ns Figure A 75
(TBD)
－ －
Bus cycle time
Read t
CYCR
ns Figure A 450
(TBD)
－ －
Write low- level pulse width PW
LW
ns Figure A 30
(TBD)
－ －
Read low-level pulse width PWLR ns Figure A 170 (TBD)
－
－
Write high-level pulse width PWHW ns Figure A 25 (TBD)
－
－
Read high-level pulse width PWHR ns Figure A 250 (TBD)
－
－
Write/ Read rise/fall time
t
WRr，
WRf
ns Figure A － － 15
Write (RS to CSX,
WRX)
ns Figure A 0
(TBD)
－ －
Setup time
Read (RS to CSX,
RDX)
t
AS
ns Figure A 10
(TBD)
－ －
Address hold time t
AH
ns Figure A 2
(TBD)
－ －
Write data setup time t
DSW
ns Figure A 25
(TBD)
－ －
Write data hold time t
H
ns Figure A 10
(TBD)
－ －
Read data delay time t
DDR
ns Figure A － － 150
Read data hold time t
DHR
ns Figure A 5
(TBD)
－ －