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| 型号： | 74AHCT2G |
| 厂商： | NXP Semiconductors N.V. |
| 英文描述： | Dual 2-input OR gate |
| 中文描述： | 双2输入或门 |
| 文件页数： | 9/16页 |
| 文件大小： | 85K |
| 代理商： | 74AHCT2G |
9397 750 12532
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data sheet
Rev. 01 — 23 February 2004
9 of 16
Philips Semiconductors
74AHC2G32; 74AHCT2G32
Dual 2-input OR gate
12. Dynamic characteristics
[1]
Typical values are measured at V
CC
= 3.3 V.
Typical values are measured at V
CC
= 5.0 V.
C
PD
is used to determine the dynamic power dissipation (P
D
in
μ
W).
P
D
= C
PD
×
V
CC2
×
f
i
×
N +
Σ
(C
L
×
V
CC2
×
f
o
) where:
f
i
= input frequency in MHz;
f
o
= output frequency in MHz;
C
L
= output load capacitance in pF;
V
CC
= supply voltage in Volts;
N = total load switching outputs;
Σ
(C
L
×
V
CC2
×
f
o
) = sum of the outputs.
The condition is V
I
= GND to V
CC
.
[2]
[3]
[4]
Table 10:
At recommended operating conditions; voltages are referenced to GND (ground = 0 V); t
r
= t
f
≤
3.0 ns; see
Figure 6
.
Symbol
Parameter
Conditions
T
amb
= 25
°
C
t
PHL
, t
PLH
propagation delay
nA and nB to nY
V
CC
= 3.0 V to 3.6 V; C
L
= 15 pF
V
CC
= 4.5 V to 5.5 V; C
L
= 15 pF
V
CC
= 3.0 V to 3.6 V; C
L
= 50 pF
V
CC
= 4.5 V to 5.5 V; C
L
= 50 pF
C
PD
power dissipation
capacitance
T
amb
=
40
°
C to +85
°
C
t
PHL
, t
PLH
propagation delay
nA and nB to nY
V
CC
= 3.0 V to 3.6 V; C
L
= 15 pF
V
CC
= 4.5 V to 5.5 V; C
L
= 15 pF
V
CC
= 3.0 V to 3.6 V; C
L
= 50 pF
V
CC
= 4.5 V to 5.5 V; C
L
= 50 pF
T
amb
=
40
°
C to +125
°
C
t
PHL
, t
PLH
propagation delay
nA and nB to nY
V
CC
= 3.0 V to 3.6 V; C
L
= 15 pF
V
CC
= 4.5 V to 5.5 V; C
L
= 15 pF
V
CC
= 3.0 V to 3.6 V; C
L
= 50 pF
V
CC
= 4.5 V to 5.5 V; C
L
= 50 pF
Dynamic characteristics type 74AHC2G32
Min
Typ
Max
Unit
see
Figure 5
[1]
-
4.4
7.9
ns
[2]
-
3.2
5.5
ns
-
6.3
11.4
ns
-
4.6
7.5
ns
C
L
= 50 pF; f
i
= 1 MHz
[3] [4]
-
16
-
pF
see
Figure 5
1.0
-
9.5
ns
1.0
-
6.5
ns
1.0
-
13.0
ns
1.0
-
8.5
ns
see
Figure 5
1.0
-
10.0
ns
1.0
-
7.0
ns
1.0
-
14.5
ns
1.0
-
9.5
ns
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|---|---|
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| 74AHCT2G00DC-Q100H | 制造商:NXP Semiconductors 功能描述:74AHCT2G00DC-Q100/VSSOP8/REELR 制造商:NXP Semiconductors 功能描述:74AHCT2G00DC-Q100/VSSOP8/REELR - Tape and Reel 制造商:NXP Semiconductors 功能描述:IC GATE NAND DUAL 2INPUT 8VSSOP |
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