Philips Semiconductors
74HC273; 74HCT273
Octal D-type flip-flop with reset; positive-edge trigger
Table 5:
Limiting values
…continued
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to
GND (ground = 0 V).
Symbol
P
tot
Parameter
total power dissipation
DIP20 package
SO20 package
SSOP20 package
TSSOP20 package
DHVQFN20 package
[1]
[2]
[3]
[4]
For DIP20 package: P
tot
derates linearly with 12 mW/K above 70
°C.
For SO20 package: P
tot
derates linearly with 8 mW/K above 70
°C.
For SSOP20 and TSSOP20 packages: P
tot
derates linearly with 5.5 mW/K above 60
°C.
For DHVQFN20 packages: P
tot
derates linearly with 4.5 mW/K above 60
°C.
Conditions
Min
-
-
-
-
-
Max
750
500
500
500
500
Unit
mW
mW
mW
mW
mW
9. Recommended operating conditions
Table 6:
Symbol
74HC273
V
CC
V
I
V
O
T
amb
t
r
, t
f
supply voltage
input voltage
output voltage
ambient temperature
input rise and fall time
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
74HCT273
V
CC
V
I
V
O
T
amb
t
r
, t
f
supply voltage
input voltage
output voltage
ambient temperature
input rise and fall time
V
CC
= 4.5 V
4.5
0
0
−40
-
5.0
-
-
+25
6.0
5.5
V
CC
V
CC
+125
500
V
V
V
°C
ns
2.0
0
0
−40
-
-
-
5.0
-
-
+25
-
6.0
-
6.0
V
CC
V
CC
+125
1000
500
400
V
V
V
°C
ns
ns
ns
Recommended operating conditions
Parameter
Conditions
Min
Typ
Max
Unit
10. Static characteristics
Table 7:
Static characteristics 74HC273
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol
V
IH
Parameter
HIGH-state input voltage
Conditions
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
Min
1.5
3.15
4.2
Typ
1.2
2.4
3.2
Max
-
-
-
Unit
V
V
V
T
amb
= 25
°C
74HC_HCT273_3
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 03 — 24 January 2006
7 of 26
PHILIPS [ NXP SEMICONDUCTORS ]
