74HCT273D 데이터 시트보기 (PDF) - Philips Electronics
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74HCT273D Datasheet PDF : 21 Pages
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NXP Semiconductors
74HC273; 74HCT273
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
capacitance
- 3.5 -
-
-
-
- pF
74HCT273
VIH
HIGH-level
VCC = 4.5 V to 5.5 V
input voltage
2.0 1.6 -
2.0
-
2.0
-V
VIL
LOW-level
VCC = 4.5 V to 5.5 V
input voltage
- 1.2 0.8
-
0.8
-
0.8 V
VOH
HIGH-level
VI = VIH or VIL; VCC = 4.5 V
output voltage
IO = 20 A
4.4 4.5 -
4.4
-
4.4
IO = 4.0 mA
3.98 4.32 - 3.84
-
3.7
VOL
LOW-level
VI = VIH or VIL; VCC = 4.5 V
output voltage
IO = 20 A; VCC = 4.5 V
-
0 0.1
-
0.1
-
IO = 5.2 mA; VCC = 5.5 V
- 0.15 0.26
-
0.33
-
II
input leakage VI = VCC or GND;
current
VCC = 5.5 V
-
- 0.1 -
1
-
ICC
supply current VI = VCC or GND; IO = 0 A;
-
- 8.0
-
80
-
VCC = 5.5 V
ICC
additional
supply current
per input pin;
VI = VCC 2.1 V;
other inputs at VCC or GND;
VCC = 4.5 V to 5.5 V
MR input
- 100 360
-
450
-
-V
-V
0.1 V
0.4 V
1 A
160 A
490 A
CP input
- 175 630
-
787.5
-
857.5 A
Dn input
- 15 54
-
67.5
-
73.5 A
CI
input
capacitance
- 3.5 -
-
-
-
- pF
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
tpd
propagation
CP to Qn; see Figure 7 [1]
delay
VCC = 2.0 V
- 41 150 -
185
-
225 ns
VCC = 4.5 V
- 15 30
-
37
-
45 ns
VCC = 5.0 V; CL = 15 pF
- 15 -
-
-
-
- ns
VCC = 6.0 V
- 13 26
-
31
-
38 ns
74HC_HCT273
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 10 June 2013
© NXP B.V. 2013. All rights reserved.
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