hcf4047 STMicroelectronics, hcf4047 Datasheet - Page 3
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hcf4047
Manufacturer Part Number
hcf4047
Description
Low Power Monostable/astable Multivibrator
Manufacturer
STMicroelectronics
Datasheet
1.HCF4047.pdf
(12 pages)
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FUNCTIONAL TERMINAL CONNECTIONS
* In all cases external capacitor and resistor between pins, 1, 2 and 3 (see logic diagrams).
** Input pulse to Reset of External Counting Chip.
LOGIC DIAGRAM
Free Running
True Gating
Complement Gating
Positive - Edge Trigger
Negative - Edge Trigger
Retriggerable
External Countdown**
External Counting Chip Output to pin 4.
Monostable Multivibrator
Astable Multivibrator
FUNCTION*
4, 5, 6, 14
4, 6, 14
4, 8, 14
to V
6, 14
4, 14
4, 14
14
TERMINAL CONNECTIONS
DD
5, 7, 8, 9, 12
5, 6, 7, 9, 12
5, 6, 7, 8, 9,
7, 8, 9, 12
7, 8, 9, 12
5, 7, 9, 12
5, 6, 7, 9
to V
12
SS
Input Pulse
8, 12
to
5
4
8
6
-
-
10, 11, 13
10, 11, 13
10, 11, 13
OUTPUT
PULSE
FROM
10, 11
10, 11
10, 11
10, 11
OUTPUT PERIOD OR
t
t
M
A
t
PULSE WIDTH
A
(10,11) = 4.40RC
(10,11) = 2.48RC
(13) = 2.20RC
HCF4047B
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