74HCT173D 查看數據表（PDF） - Philips Electronics
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74HCT173D Datasheet PDF : 10 Pages
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Philips Semiconductors
Quad D-type flip-flop; positive-edge trigger; 3-state
PIN DESCRIPTION
PIN NO.
1, 2
3, 4, 5, 6
7
8
9, 10
14, 13, 12, 11
15
16
SYMBOL
OE1, OE2
Q0 to Q3
CP
GND
E1, E2
D0 to D3
MR
VCC
NAME AND FUNCTION
output enable input (active LOW)
3-state flip-flop outputs
clock input (LOW-to-HIGH, edge-triggered)
ground (0 V)
data enable inputs (active LOW)
data inputs
asynchronous master reset (active HIGH)
positive supply voltage
Product specification
74HC/HCT173
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
December 1990
3
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