M16C6N4 Datasheet, PDF (339/406 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

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M16C/6N Group (M16C/6N4)
22. Electric Characteristics (Normal-ver.)
Memory Expansion Mode and Microprocessor Mode
(For setting with no wait)
Read timing
BCLK
CSi
td(BCLK-CS)
25ns.max
tcyc
th(BCLK-CS)
4ns.min
ADi
BHE
ALE
RD
DBi
td(BCLK-AD)
25ns.max
th(BCLK-AD)
4ns.min
td(BCLK-ALE)
25ns.max
th(BCLK-ALE)
-4ns.min
th(RD-AD)
0ns.min
td(BCLK-RD)
25ns.max
tac1(RD-DB)
(0.5 ✕ tcyc-45)ns.max
Hi-Z
tSU(DB-RD)
40ns.min
th(BCLK-RD)
0ns.min
th(RD-DB)
0ns.min
Write timing
BCLK
CSi
td(BCLK-CS)
25ns.max
tcyc
th(BCLK-CS)
4ns.min
ADi
BHE
ALE
WR,WRL,
WRH
DBi
td(BCLK-AD)
25ns.max
th(BCLK-AD)
4ns.min
td(BCLK-ALE)
25ns.max
th(BCLK-ALE)
-4ns.min
th(WR-AD)
(0.5 ✕ tcyc-10)ns.min
td(BCLK-WR)
25ns.max
th(BCLK-WR)
0ns.min
td(BCLK-DB)
40ns.max
Hi-Z
th(BCLK-DB)
4ns.min
tcyc = ¹
f(BCLK)
td(DB-WR)
th(WR-DB)
(0.5 ✕ tcyc-40)ns.min (0.5 ✕ tcyc-10)ns.min
Measuring conditions :
VCC = 5 V
Input timing voltage : VIL = 0.8 V, VIH = 2.0 V
Output timing voltage : VOL = 0.4 V, VOH = 2.4 V
Figure 22.17 Timing Diagram (3)
VCC = 5V
Rev.2.30 Oct 24, 2005 page 321 of 376
REJ09B0009-0230