HCF4094 Просмотр технического описания (PDF) - STMicroelectronics
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HCF4094 Datasheet PDF : 13 Pages
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HCF4094B
IINPUT EQUIVALENT CIRCUIT
FUNCTIONAL DIAGRAM
PIN DESCRIPTION
PIN N°
2
1
3
9, 10
4, 5, 6, 7, 14,
13, 12, 11
15
8
16
SYMBOL
DATA
STROBE
CLOCK
QS, Q’S
Q1 to Q8
NAME AND FUNCTION
Data Input
Strobe Input
Clock Input
Serial Outputs
Parallel Outputs
OUTPUT
ENABLE
VSS
VDD
Output Enable Input
Negative Supply Voltage
Positive Supply Voltage
TRUTH TABLE
CLOCK
OUTPUTS
ENABLE
STROBE
DATA
PARALLEL OUTPUTS
Q1
Qn
SERIAL OUTPUTS
Q*S
Q’S
L
X
X
OC
OC
Q7
No Change
L
X
X
OC
OC
No Change
Q7
H
L
X
No Change No Change
Q7
No Change
H
H
L
L
Qn - 1
Q7
No Change
H
H
H
H
Qn - 1
Q7
No Change
H
H
H
No Change No Change No Change
Q7
X : Don’t Care
OC : Open Circuit
* At the positive clock edge information on the 7th shift register stage is transferred to the 8th register stage and the QS output.
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