Hitachi H8/3032 Series Hardware Manual page 446

Downloaded from Elcodis.com electronic components distributor
Table 17-4 Bus Timing (cont)
Condition A: V = 2.7 V to 5.5 V, AV
CC
V = AV = 0 V, ø = 2 MHz to 8 MHz, T
SS SS
specifications), T
Condition B: V = 3.0 V to 5.5 V, AV
CC
V = AV = 0 V, ø = 2 MHz to 10 MHz, T
SS SS
specifications), T
Condition C: V = 5.0 V ± 10%, AV
CC
V = AV = 0 V, ø = 2 MHz to 16 MHz, T
SS SS
specifications), T
Item Symbol
Write data delay time t
WDD
Write data setup time 1 t
WDS1
Write data setup time 2 t
WDS2
Write data hold time t
WDH
Read data access t
*
ACC1
time 1
Read data access t
*
ACC2
time 2
Read data access t
*
ACC3
time 3
Read data access t
*
ACC4
time 4
Precharge time t
*
PCH
Wait setup time t
WTS
Wait hold time t
WTH
Note is on next page.
= 2.7 V to 5.5 V, V
CC REF
= –20°C to +75°C (regular
a
= –40°C to +85°C (wide-range specifications)
a
= 3.0 V to 5.5 V, V
CC REF
= –20°C to +75°C (regular
a
= –40°C to +85°C (wide-range specifications)
a
= 5.0 V ± 10%, V
CC REF
= –20°C to +75°C (regular
a
= –40°C to +85°C (wide-range specifications)
a
Condition A Condition B
8 MHz 10 MHz
Min Max Min Max
— 75 — 75
90 — 40 —
5 — –10 —
25 — 20 —
— 110 — 100
— 230 — 200
— 55 — 50
— 160 — 150
85 — 60 —
40 — 40 —
10 — 10 —
431
= 2.7 V to AV ,
CC
= 3.0 V to AV ,
CC
= 4.5 V to AV ,
CC
Condition C
16 MHz
Test
Min Max Unit Conditions
— 60 ns Figure 17-4,
Figure 17-5
15 —
–5 —
20 —
— 55
— 115
— 25
— 85
40 —
25 — ns Figure 17-6
5 —