HD74AC280 Datasheet, PDF (4/9 Pages) Hitachi Semiconductor – 9-bit Parity Generator/Checker

HD74AC280/HD74ACT280
DC Characteristics (unless otherwise specified)
Item
Symbol Max
Unit
Maximum quiescent supply current I_CC
80
µA
Maximum quiescent supply current I_CC
8.0
µA
Maximum I_CC/input (HD74ACT280) I_CCT
1.5
mA
Condition
V_IN = V_CC or ground, V_CC = 5.5 V,
Ta = Worst case
V_IN = V_CC or ground, V_CC = 5.5 V,
Ta = 25°C
V_IN = V_CC – 2.1 V, V_CC = 5.5 V,
Ta = Worst case
AC Characteristics: HD74AC280
Item
Propagation delay
Symbol
t _PLH
V_CC (V)*¹
3.3
5.0
Ta = +25°C
C_L = 50 pF
Min Typ
1.0
14.5
1.0
11.0
Propagation delay
t _PHL
3.3
5.0
1.0
14.5
1.0
11.0
Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V
Voltage Range 5.0 is 5.0 V ± 0.5 V
Max
17.0
13.0
17.0
13.0
Ta = –40°C to +85°C
C_L = 50 pF
Min
Max
Unit
1.0
18.5
ns
1.0
14.5
1.0
18.5
ns
1.0
14.5
AC Characteristics: HD74ACT280
Item
Symbol V_CC (V)*¹
Propagation delay
t _PLH
5.0
Propagation delay
t _PHL
5.0
Note: 1. Voltage Range 5.0 is 5.0 V ± 0.5 V
Ta = +25°C
C_L = 50 pF
Min Typ
1.0
12.5
1.0
12.5
Max
15.0
15.0
Ta = –40°C to +85°C
C_L = 50 pF
Min
Max
Unit
1.0
16.5
ns
1.0
16.5
ns
Capacitance
Item
Input capacitance
Power dissipation capacitance
Symbol
C_IN
C_PD
Typ
4.5
60.0
Unit
pF
pF
Condition
V_CC = 5.5 V
V_CC = 5.0 V
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