74AHC574PW 查看數據表（PDF） - NXP Semiconductors.
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74AHC574PW Datasheet PDF : 18 Pages
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NXP Semiconductors
74AHC574; 74AHCT574
Octal D-type flip-flop; positive edge-trigger; 3-state
10. Dynamic characteristics
Table 7. Dynamic characteristics
GND = 0 V. For test circuit see Figure 10.
Symbol Parameter Conditions
For type 74AHC574
tpd
propagation CP to Qn; see Figure 7
delay
VCC = 3.0 V to 3.6 V
CL = 15 pF
CL = 50 pF
VCC = 4.5 V to 5.5 V
CL = 15 pF
CL = 50 pF
ten
enable time OE to Qn; see Figure 9
VCC = 3.0 V to 3.6 V
CL = 15 pF
CL = 50 pF
VCC = 4.5 V to 5.5 V
CL = 15 pF
CL = 50 pF
tdis
disable time OE to Qn; see Figure 9
VCC = 3.0 V to 3.6 V
CL = 15 pF
CL = 50 pF
VCC = 4.5 V to 5.5 V
CL = 15 pF
CL = 50 pF
fmax
maximum CP; see Figure 7
frequency
VCC = 3.0 V to 3.6 V
CL = 15 pF
CL = 50 pF
VCC = 4.5 V to 5.5 V
CL = 15 pF
CL = 50 pF
tW
pulse width CP; HIGH or LOW;
see Figure 7
VCC = 3.0 V to 3.6 V;
CL = 50 pF
VCC = 4.5 V to 5.5 V;
CL = 50 pF
25 °C
−40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ[1] Max Min
Max
Min
Max
[2]
- 6.5 13.2 1.0
15.5
1.0
- 9.3 16.7 1.0
19.0
1.0
16.5 ns
21.0 ns
- 4.4 8.6 1.0
10.0
1.0
11.0 ns
6.2 10.6 1.0
12.0
1.0
13.5 ns
[1]
- 5.7 12.8 1.0
15.0
1.0
- 8.2 16.3 1.0
18.5
1.0
16.0 ns
20.5 ns
- 4.2 9.0 1.0
10.5
1.0
11.5 ns
- 5.9 11.0 1.0
12.5
1.0
14.0 ns
[2]
- 6.3 13.0 1.0
15.0
1.0
- 9.1 15.0 1.0
17.0
1.0
- 4.3 9.0 1.0
10.5
1.0
- 6.9 10.1 1.0
11.5
1.0
16.5 ns
19.0 ns
11.5 ns
13.0 ns
80 125 -
65
-
65
-
MHz
50 75
-
45
-
45
-
MHz
130 180 - 110
-
110
-
MHz
85 115 -
75
-
75
-
MHz
5.0 -
- 5.0
-
5.0
-
ns
5.0 -
- 5.0
-
5.0
-
ns
74AHC_AHCT574_2
Product data sheet
Rev. 02 — 24 January 2008
© NXP B.V. 2008. All rights reserved.
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