RX610 Group
29. Electrical Characteristics
R01UH0032EJ0120 Rev.1.20
Page 963 of 1006
Feb 20, 2013
29.3.3
Bus Timing
Table 29.7 Bus Timing
Conditions: V
CC
= PLLV
CC
= AV
CC
= 3.0 to 3.6 V, V
REFH
= 3.0 V to AV
CC
, V
SS
= PLLV
SS
= V
REFL
= 0 V, BCLK = 8 to 25 MHz
T
a
= -20 to +85
°
C (regular specifications), T
a
= -40 to +85
°
C (wide-range specifications)
Output load conditions: V
OH
= V
CC
x 0.5, V
OL
= V
CC
x 0.5, I
OH
= -1.0 mA, I
OL
= 1.0 mA, C = 30 pF
Item
Symbol
Min.
Max.
Unit
Test Conditions
Address delay time
t
AD
30
ns
Figures 29.9 to 29.12
Byte control delay time
t
BCD
30
ns
CS# delay time
t
CSD
30
ns
RD# delay time
t
RSD
20
ns
RD# setup time
t
RSS
0.5 × (1/BCLK) - 20
ns
Read data setup time
t
RDS
15
ns
Read data hold time
t
RDH
0
ns
WR# delay time
t
WRD
20
ns
WR# setup time
t
WRS
0.5 × (1/BCLK) - 20
ns
Write data delay time
t
WDD
35
ns
Write data hold time
t
WDH
0
ns
WAIT# setup time
t
WTS
15
ns
Figure 29.13
WAIT# hold time
t
WTH
0
ns