參數(shù)資料
型號(hào)： HCD40C4344R
廠商： Hitachi,Ltd.
英文描述： 4-bit HMCS400-series microcomputer(4位單片微計(jì)算機(jī))
中文描述： 4位HMCS400系列微電腦（4位單片微計(jì)算機(jī)）
文件頁(yè)數(shù)： 86/100頁(yè)
文件大小： 610K
代理商： HCD40C4344R
HD404344R Series/HD404394 Series
86
Absolute Maximum Ratings
Item
Symbol
Value
Unit
Notes
Supply voltage
V
CC
V
PP
V
T
–0.3 to +7.0
V
Programming voltage
–0.3 to +14.0
V
1
Pin voltage
–0.3 to V
CC
+ 0.3 V
–0.3 to +15.0
2
V
3
Total permissible input current
∑
I
O
–
∑
I
O
I
O
100
mA
4
Total permissible output current
30
mA
5
Maximum input current
30
mA
6, 7
4
mA
6, 8
Maximum output current
–I
O
T
opr
T
stg
4
mA
9
Operating temperature
–20 to +75
°
C
°
C
10
Storage temperature
Notes: Permanent damage may occur if these absolute maximum ratings are exceeded. Normal operation
must be under the conditions stated in the electrical characteristics tables. If these conditions are
exceeded, the LSI may malfunction or its reliability may be affected.
1. Applies to pin TEST (V
PP
) of the HD4074344 and HD4074394.
2. Applies to the following pins.
HD404344R series and HD4074344: D
0
–D
5
, R0, R1, R2, R3
HD404394 series:
D
0
–D
5
, R0, R1
3
, R2, R3
1
–R3
3
3. Applies to the following pins.
HD404394 series:
R1
0
–R1
2
4. The total permissible input current is the total of input currents simultaneously flowing in from all
the I/O pins to GND.
5. The total permissible output current is the total of output currents simultaneously flowing out from
V
CC
to all I/O pins.
6. The maximum input current is the maximum current flowing from each I/O pin to GND.
7. Applies to D
1
, D
2
, R1, and R2.
8. Applies to the following pins.
HD404344R series and HD4074344: D
0
, D
3
–D
5
, R0, R3
HD404394 series:
D
0
, D
3
–D
5
, R0, R3
1
–R3
3
9. The maximum output current is the maximum current flowing out from V
CC
to each I/O pin.
10.The operating temperature indicates the temperature range in which power can be supplied to
the LSI (voltage Vcc shown in the electrical characteristics tables can be applied).
11.In the case of chips, the storage specification differs from that of the package products. Please
consult your Hitachi sales representative for details.
–55 to +125
11
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