r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 1282

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 27 Electrical Characteristics
(4)
Table 27.9 DMAC and EXDMAC Timing
Conditions: V
Rev. 1.00 Sep. 19, 2008 Page 1252 of 1342
REJ09B0467-0100
Item
DREQ setup time
DREQ hold time
TEND delay time
DACK delay time 1
DACK delay time 2
EDREQ setup time
EDREQ hold time
ETEND delay time
EDACK delay time 1
EDACK delay time 2
EDRAK delay time
DMAC and EXDMAC Timing
0 V, φ = 8 MHz to 33 MHz, T
T
a
CC
= −40°C to +85°C (wide-range specifications)
= 3.0 V to 3.6 V, AV
Symbol
t
t
t
t
t
t
t
t
t
t
t
DRQS
DRQH
TED
DACD1
DACD2
EDRQS
EDRQH
ETED
EDACD1
EDACD2
EDRKD
CC
= 3.0 V to 3.6 V, V
Min.
25
10



25
10




a
= −20°C to +75°C (regular specifications),
Max.


18
18
18


18
18
18
18
ref
= 3.0 V to AV
Unit
ns
ns
ns
ns
ns
ns
Test Conditions
Figure 27.32
Figure 27.31
Figure 27.32
Figure 27.31
Figures 27.29 and 27.30
Figure 27.33
Figures 27.29 and 27.30
CC
, V
SS
= AV
SS
=