74HC273; 74HCT273
NXP Semiconductors
Octal D-type flip-flop with reset; positive-edge trigger
Table 6.
Static characteristics …continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
25 C
40 C to +85 C 40 C to +125 C Unit
Min Typ Max
Min
Max
Min
Max
CI
input
-
3.5
-
-
-
-
-
pF
capacitance
74HCT273
VIH
HIGH-level
input voltage
VCC = 4.5 V to 5.5 V
VCC = 4.5 V to 5.5 V
2.0
-
1.6
1.2
-
2.0
-
-
2.0
-
-
V
V
VIL
LOW-level
0.8
0.8
0.8
input voltage
VOH
HIGH-level
output voltage
VI = VIH or VIL; VCC = 4.5 V
IO = 20 A
4.4
4.5
-
-
4.4
-
-
4.4
3.7
-
-
V
V
IO = 4.0 mA
3.98 4.32
3.84
VOL
LOW-level
output voltage
VI = VIH or VIL; VCC = 4.5 V
IO = 20 A; VCC = 4.5 V
IO = 5.2 mA; VCC = 5.5 V
-
-
-
0
0.1
-
-
-
0.1
0.33
1
-
-
-
0.1
0.4
1
V
0.15 0.26
V
II
input leakage
current
VI = VCC or GND;
VCC = 5.5 V
-
0.1
A
ICC
ICC
supply current VI = VCC or GND; IO = 0 A;
VCC = 5.5 V
-
-
8.0
-
80
-
160
A
additional
supply current VI = VCC 2.1 V;
other inputs at VCC or GND;
per input pin;
VCC = 4.5 V to 5.5 V
MR input
-
-
-
-
100
175
15
360
630
54
-
-
-
-
-
450
787.5
67.5
-
-
-
-
-
490
A
CP input
857.5 A
Dn input
73.5
-
A
CI
input
3.5
pF
capacitance
10. Dynamic characteristics
Table 7.
Dynamic characteristics
GND (ground = 0 V); CL = 50 pF unless otherwise specified; for test circuit, see Figure 10
Symbol Parameter
Conditions
25 C
40 C to +85 C 40 C to +125 C Unit
Min Typ Max
Min
Max
Min
Max
74HC273
[1]
tpd
propagation
delay
CP to Qn; see Figure 7
VCC = 2.0 V
-
-
-
-
41 150
-
-
-
-
185
37
-
-
-
-
-
225
45
-
ns
ns
ns
ns
VCC = 4.5 V
15
15
13
30
-
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
26
31
38
74HC_HCT273
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© NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 4 — 10 June 2013
7 of 21
NXP [ NXP ]
