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H838024R Datasheet(PDF) 222 Page - Renesas Technology Corp

Part # H838024R
Description  Renesas 8-Bit Single-Chip Microcomputer Super Low Power Series
PDF  697 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

H838024R Datasheet(HTML) 222 Page - Renesas Technology Corp

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Section 6 ROM
Rev. 7.00 Mar 10, 2005 page 180 of 652
REJ09B0042-0700
Table 6.15
AC Characteristics in Transition from Memory Read Mode to Another Mode
Conditions: VCC = 3.3 V ±0.3 V, VSS = 0 V, Ta = 25°C ±5°C
Item
Symbol
Min
Max
Unit
Notes
Command write cycle
tnxtc
20
—
µs
Figure 6.14
CE hold time
tceh
0—
ns
CE setup time
tces
0—
ns
Data hold time
tdh
50
—
ns
Data setup time
tds
50
—
ns
Write pulse width
twep
70
—
ns
WE rise time
tr
—30
ns
WE fall time
tf
—30
ns
CE
A15
−A0
OE
WE
I/O7
−I/O0
Note: Do not enable
WE and OE at the same time.
tceh
twep
tf
tr
tces
tnxtc
Address stable
tds
tdh
Other mode command write
Memory read mode
Figure 6.14 Timing Waveforms in Transition from Memory Read Mode to Another Mode



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