Hitachi H8/329 Series Hardware Manual page 244

Table 11-6. AC Characteristics (cont.)
(when V
CC
Item
OE pulse width for
overwrite-programming
V setup time
CC
Data output delay time
Note: * 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
Address
t
AS
Data
t
DS
V
PP
V
PP
t
VPS
V
CC
V
CC
t
GND
VCS
CE
OE
= 6.0V ±0.25V, V = 12.5V ±0.3V, Ta = 25˚C ±5˚C)
PP
Symbol Min
t 2.85
OPW
t 2
VCS
t 0
OE
Write
Input data
t
DH
t
PW
t
OPW
Figure 11-6. PROM Write/Verify Timing
Typ Max Unit
— 78.75 ms
— — µs
— 500 ns
t t
OES OE
235
Measurement
conditions
See figure 11-6*
Verify
t
AH
Output data
t
DF