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M74HC294B1R データシートの表示(PDF) - STMicroelectronics
部品番号
コンポーネント説明
メーカー
M74HC294B1R
PROGRAMMABLE DIVIDER/TIMER
STMicroelectronics
M74HC294B1R Datasheet PDF : 11 Pages
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M74HC294
FUNCTIONAL TABLE
PROGRAMMING INPUTS
D
C
B
A BINARY
L
L
L
L Inhibit
L
L
L
H Inhibit
L
L
H
L 2
2
L
L
H
H
2
3
L
H
L
L
2
4
L
H
L
H
2
5
L
H
H
L
2
6
L
H
H
H 2
7
H
L
L
L
2
8
H
L
L
H
2
9
H
L
H
L
2
10
H
L
H
H
2
11
H
H
L
L 2
12
H
H
L
H
2
13
H
H
H
L
2
14
H
H
H
H
2
15
FREQUENCY DIVISION
Q
TP
DECIMAL BINARY
Inhibit Inhibit
Inhibit Inhibit
4 2
9
8 2
9
16 2
9
32 2
9
64 2
9
128 Disabled Low
256 2
2
512 2
3
1.024 2
4
2.048 2
5
4.096 2
6
8.192 2
7
16.384 2
8
32.768 2
9
DECIMAL
Inhibit
Inhibit
512
512
512
512
512
4
8
16
32
64
128
256
512
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
CC
Supply Voltage
-0.5 to +7
V
V
I
DC Input Voltage
-0.5 to V
CC
+ 0.5
V
V
O
DC Output Voltage
-0.5 to V
CC
+ 0.5
V
I
IK
DC Input Diode Current
±
20
mA
I
OK
DC Output Diode Current
±
20
mA
I
O
DC Output Current
±
25
mA
I
CC
or I
GND
DC V
CC
or Ground Current
±
50
mA
P
D
Power Dissipation
500(*)
mW
T
stg
Storage Temperature
-65 to +150
°C
T
L
Lead Temperature (10 sec)
300
°C
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
(*) 500mW at 65
°
C; derate to 300mW by 10mW/
°
C from 65
°
C to 85
°
C
4/11
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