74HCT7273 Datasheet, PDF (4/20 Pages) NXP Semiconductors – Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs

Philips Semiconductors
Octal D-type flip-flop with reset; positive
edge-trigger; open drain outputs
Product specification
74HCT7273
PINNING
PIN
1
2, 5, 6, 9, 12, 15, 16, 19
3, 4, 7, 8, 13, 14, 17, 18
10
11
20
SYMBOL
MR
Q₀ to Q₇
D₀ to D₇
GND
CP
V_CC
DESCRIPTION
asynchronous master reset (active LOW)
flip-flop outputs
data inputs
ground (0 V)
clock input (LOW-to-HIGH, edge triggered)
DC supply voltage
handbook, halfpage
MR 1
Q0 2
D0 3
D1 4
Q1 5
Q2 6
D2 7
D3 8
Q3 9
GND 10
7273
20 VCC
19 Q7
18 D7
17 D6
16 Q6
15 Q5
14 ^D5
13 ^D4
12 ^Q4
11 CP
MNA380
Fig.1 Pin configuration.
handbook, halfpage ^{3 4 7 8 13 14 17 18}
D0 D1 D2 D3 D4 D5 D6 D7
11 CP
1 MR
Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7
2 5 6 9 12 15 16 19
MNA381
Fig.2 Logic symbol.
1999 Oct 01
4