Renesas SH7041 Series, Руководство по оборудованию, Страница: 716 / 923

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Table 21.4 AC Characteristics (V
CC
= 6.0 V
±
0.25 V, V
PP
= 12.5 V
±
0.3 V, V
SS
= 0 V, Ta =
25°C
±
5°C)
Item SymbolMin Typ Max Unit
Measurement
Conditions
Address setup time t
AS
2 — — µs Figure 21.6
*
1
OE
setup time t
OES
2 — — µs
Data setup time t
DS
2 — — µs
Address hold time t
AH
0 — — µs
Data hold time t
DH
2 — — µs
Data output disable time t
DF
*
2
— — 130 ns
Vpp setup time t
VPS
2 — — µs
PGM
pulse width during initial programming t
PW
0.19 0.20 0.21 ms
PGM
pulse width during over-programming t
OPW
*
3
0.19 — 5.25 ms
Vcc setup time t
VCS
2 — — µs
CE
setup time t
CES
2 — — µs
Data output delay time t
OE
0 — 150 ns
Notes:
*
1 Input pulse level: 0.45 V to 2.4 V; input rise, fall times
≤
20 ns; input timing reference
levels: 0.8 V, 2.0 V; output timing reference levels: 0.8 V, 2.0 V.
*
2 t
DF
is defined as when the output becomes open state and referencing the output level is
no longer possible.
*
3 t
OPW
is defined by the values noted in the flowchart (figure 21.6).