Ac Characteristics - Renesas F-ZTAT H8 Series Hardware Manual

Section 22 Electrical Characteristics
22.1.3

AC Characteristics

Bus timing parameters are listed in table 22.5. Refresh controller bus timing parameters are listed
in table 22.6. Control signal timing parameters are listed in table 22.7. Timing parameters of the
on-chip supporting modules are listed in table 22.8.
Table 22.5 Bus Timing
Condition A: V = 2.7 V to 5.5 V, AV
CC
V = AV
SS
specifications), T
Condition B: V = 3.15 V to 5.5 V, AV
CC
V = AV
SS
specifications), T
Condition C: V = 5.0 V ± 10%, AV
CC
V = AV
SS
specifications), T
Item
Clock cycle time
Clock pulse low width
Clock pulse high width
Clock rise time
Clock fall time
Address delay time
Address hold time
Address strobe delay
time
Write strobe delay time
Strobe delay time
Write data strobe pulse
width 1
Write data strobe pulse
width 2
Address setup time 1
Address setup time 2
Rev. 7.00 Sep 21, 2005 page 686 of 878
REJ09B0259-0700
= 2.7 V to 5.5 V, V
CC
= 0 V, φ = 1 MHz to 8 MHz, T
SS
= –40°C to +85°C (wide-range specifications)
a
= 3.15 V to 5.5 V, V
CC
= 0 V, φ = 1 MHz to 13 MHz, T
SS
= –40°C to +85°C (wide-range specifications)
a
= 5.0 V ± 10%, V
CC
= 0 V, φ = 1 MHz to 18 MHz, T
SS
= –40°C to +85°C (wide-range specifications)
a
Condition
A
8 MHz
Symbol Min Max
t 125 1000
CYC
t 40 —
CL
t 40 —
CH
t — 20
CR
t — 20
CF
t — 60
AD
t 25 —
AH
t — 60
ASD
t — 60
WSD
t — 60
SD
t 85 —
*
WSW1
t 150 —
*
WSW2
t 20 —
AS1
t 80 —
AS2
= 2.7 V to AV
REF
= –20°C to +75°C (regular
a
REF
= –20°C to +75°C (regular
a
= 4.5 V to AV
REF
= –20°C to +75°C (regular
a
Condition Condition
B
13 MHz 16 MHz
Min Max Min Max
76.9 1000 62.5 1000
20 — 20 —
20 — 20 —
— 15 — 10
— 15 — 10
— 50 — 30
20 — 10 —
— 50 — 30
— 50 — 30
— 50 — 30
40 — 35 —
90 — 65 —
15 — 10 —
45 — 40 —
,
CC
= 3.15 V to AV ,
CC
,
CC
C
18 MHz
Test
Min Max Unit Conditions
55.5 1000 ns Figure 22.7,
Figure 22.8
17 —
17 —
— 10
— 10
— 25
10 —
— 25
— 25
— 25
32 —
62 —
10 —
38 —