Renesas M16C/60 Series Hardware Manual page 263

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M16C/6N5 Group
Switching Characteristics
(Referenced to V = 5 V, V
CC
Table 1.21.23 Memory Expansion Mode and Microprocessor Mode
(for 2- to 3-wait setting, external area access and multiplexed bus selection)
Symbol
t
Address output delay time
d(BCLK-AD)
t Address output hold time (refers to BCLK)
h(BCLK-AD)
t
Address output hold time (refers to RD)
h(RD-AD)
t
Address output hold time (refers to WR)
h(WR-AD)
t
Chip select output delay time
d(BCLK-CS)
t
Chip select output hold time (refers to BCLK)
h(BCLK-CS)
t Chip select output hold time (refers to RD)
h(RD-CS)
t
Chip select output hold time (refers to WR)
h(WR-CS)
t RD signal output delay time
d(BCLK-RD)
t
RD signal output hold time
h(BCLK-RD)
t
WR signal output delay time
d(BCLK-WR)
t
WR signal output hold time
h(BCLK-WR)
t
Data output delay time (refers to BCLK)
d(BCLK-DB)
t Data output hold time (refers to BCLK)
h(BCLK-DB)
t
Data output delay time (refers to WR)
d(DB-WR)
t Data output hold time (refers to WR)
h(WR-DB)
t
ALE signal output delay time (refers to BCLK)
d(BCLK-ALE)
t
ALE signal output hold time (refers to BCLK)
h(BCLK-ALE)
t ALE signal output delay time (refers to Address)
d(AD-ALE)
t
ALE signal output hold time (refers to Address)
h(ALE-AD)
t RD signal output delay from the end of Address
d(AD-RD)
t
WR signal output delay from the end of Address
d(AD-WR)
t
Address output floating start time
dZ(RD-AD)
Note 1: Calculated according to the BCLK frequency as follows:
0.5 ✕ 10
9
– 10 [ns]
f(BCLK)
Note 2: Calculated according to the BCLK frequency as follows:
(n –0.5) ✕ 10
f(BCLK)
Note 3: Calculated according to the BCLK frequency as follows:
0.5 ✕ 10
9
– 25 [ns]
f(BCLK)
Note 4: Calculated according to the BCLK frequency as follows:
0.5 ✕ 10
9
– 15 [ns]
f(BCLK)
Rev.1.00 2003.05.30 page 249
= 0 V, at Topr = –40 to 85 °C unless otherwise specified)
SS
Parameter
9
– 40 [ns] n is "2" for 2-wait setting, "3" for 3-wait setting.
Electrical Characteristics
Standard
Measuring
condition
Min.
Figure 1.21.1
4
(Note 1)
(Note 1)
4
(Note 1)
(Note 1)
0
0
4
(Note 2)
(Note 1)
–4
(Note 3)
(Note 4)
0
0
Unit
Max.
25 ns
ns
ns
ns
ns
25
ns
ns
ns
ns
25
ns
ns
25
ns
ns
40
ns
ns
ns
ns
25
ns
ns
ns
ns
ns
ns
8