Hitachi H8/500 Series User Manual

Table 17-5 DC Characteristics
(When VCC = 6.0V ±0.25V, VPP = 12.5V ±0.3V, VSS = 0V, Ta = 25˚C ±5˚C)
Sym- Measurement
Item bol Min Typ Max Unit Conditions
Input High voltage O
7 to O0, A14 to A0, OE, CE VIH 2.4 — VCC + 0.3 V
Input Low voltage O
7 to O0, A14 to A0, OE, CE VIL –0.3 — 0.8 V
Input High voltage O
7 to O0 VOH 2.4 — — V IOH =
–200µA
Input Low voltage O
7 to O0 VOL — — 0.45 V IOL = 1.6mA
Input leakage O
7 to O0, A14 to A0, OE, CE |ILI| — — 2 µA Vin =
current 5.25V/0.5V
V
CC current ICC — — 40 mA
V
PP current IPP — — 40 mA
Table 17-6 AC Characteristics
(When VCC = 6.0V ±0.25V, VPP = 12.5V ±0.3V, Ta = 25˚C ±5˚C)
Sym- Measurement
Item bol Min Typ Max Unit Conditions
Address setup time t
AS 2 — — µs See figure
OE setup time t
OES 2 — — µs 17-5*
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 — — 130 µs
V
PP setup time tVPS 2—— µs
Program pulse width t
PW 0.95 1.0 1.05 ms
OE pulse width for t
OPW 2.85 — 78.75 ms
overwrite-programming
V
CC setup time tVCS 2—— µs
Data output delay time t
OE 0 — 500 ns
* Input pulse level: 0.8V to 2.2V
Input rise/fall time ≤ 20ns
Timing reference levels: input—1.0V, 2.0V; output—0.8V, 2.0V
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Hitachi H8/500 Series Specifications

General

Brand	Hitachi
Model	H8/500 Series
Category	Computer Hardware
Language	English