Datasheet

677
Electrical Characteristics: Tables 21.3 and 21.4 show the electrical characteristics for
programming. Figure 21.7 shows the timing.
Table 21.3 DC 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 Pin Symbol Min Typ Max Unit
Measurement
Conditions
Input high-level
voltage
I/O7–I/O0, A16–A0,
OE, CE, PGM
V
IH
2.4 — V
CC
+ 0.3 V
Input low-level
voltage
I/O7–I/O0, A16–A0,
OE, CE, PGM
V
IL
–0.3 — 0.8 V
Output high-level
voltage
I/O7–I/O0 V
OH
2.4 — — V I
OH
= –200 µA
Output low-level
voltage
I/O7–I/O0 V
OL
— — 0.45 V I
OL
= 1.6 mA
Input leak current I/O7–I/O0, A16–A0,
OE, CE, PGM
| I
LI
| ——2 µAVIN = 5.25 V/0.5 V
V
CC
current I
CC
——80 mA
V
PP
current I
PP
——80 mA