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SH7014 Datasheet(PDF) 613 Page - Renesas Technology Corp

Part # SH7014
Description  32-Bit RISC Microcomputer
PDF  754 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

SH7014 Datasheet(HTML) 613 Page - Renesas Technology Corp

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22. Electrical Characteristics (5 V 28.7 MHz)
Rev.5.00 Sep. 27, 2007 Page 579 of 716
REJ09B0398-0500
22.3.4
Direct Memory Access Controller Timing
Table 22.8 shows the Direct Memory Access Controller Timing.
Table 22.8
Direct Memory Access Controller Timing
Conditions:
V
CC = 5.0 V ±10%, AVCC = 5.0 V ±10%, AVCC = VCC ±10%, VSS = AVSS = 0 V,
Ta =
−20 to +75°C
Item
Symbol
Min
Max
Unit
Figure
DREQ0 and DREQ1 setup time t
DRQS
18
⎯
ns
22.18
DREQ0 and DREQ1 hold time
t
DRQH
18
⎯
ns
DREQ0 and DREQ1 pulse width t
DRQW
1.5
⎯
t
cyc
22.19
DRAK output delay time
t
DRAKD
18
⎯
ns
22.20
CK
tDRQH
tDRQS
tDRQS
tDRQS
DREQ0,
DREQ1
Level
DREQ0,
DREQ1
Edge
DREQ0,
DREQ1
Level clear
Figure 22.18
DREQ0 and DREQ1 Input Timing (1)



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