Hitachi AP1 Data Book page 145

4-bit single-chip microcomputer
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15. Interrupt inputs must
be
retained for two or more instruction cycle times at both "High" and "Low" levels.
VIH
t-----tINT-----<-I
tiNT
VIL
INTo ,INTI
HD44795 ELECTRICAL CHARACTERISTICS (Vee" 2.7
to
5.6V)
ABSOLUTE MAXIMUM RATINGS
Item
Symbol
Value
Unit
Note
Supply Voltage
Vee
-0.3 to +7.0
V
Terminal Voltage (1)
V
T1
-0.3 to V ee +O.3
V
Applied to all terminals except
those specified in V
n .
Terminal Voltage (2)
V
T2
0.3 to +10.0
V
Applied to open-drain output pins
and open-drain
1/0
common pins.
Maximum Total Output Current (1)
-l;l o1
45
mA
(Note 3)
Maximum Total Output Current (2)
l;l
o2
45
mA
(Note 3)
Operating Temperature
Topr
-20 to +75
°c
Storage Temperature
Tlt9
-55 to +125
°c
(NOTE)
1. Stresses above those listed under "ABSOLUTE MAXIMUM RATINGS" may cause permanent damage to the device. Normal opera·
tion should be limited to those conditions specified under "ELECTRICAL CHARACTERISTICS .," and "-2". The use beyond these
conditions may cause lSI's malfunction and at the same time affects device reliability.
2. All voltages are with respect to GND.
3. Maximum Total Output Current is the total sum of output currents which can flow out or in simultaneously.
4. Power supply condition Vee
~
v,
~
V2
~
V3
~
GND should be maintained.
143

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