參數(shù)資料
型號: 74HCT30
廠商: NXP Semiconductors N.V.
英文描述: 8-input NAND gate
中文描述: 8輸入與非門
文件頁數(shù): 5/6頁
文件大?。?/td> 34K
代理商: 74HCT30
December 1990
5
Philips Semiconductors
Product specification
8-input NAND gate
74HC/HCT30
DC CHARACTERISTICS FOR 74 HC
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: SSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: SSI
Note to HCT types
The value of additional quiescent supply current (
I
CC
) for a unit load of 1 is given in the family specifications.
To determine
I
CC
per input, multiply this value by the unit load coefficient shown in the table below.
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
SYMBOL
PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HC
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min. typ. max. min.
max. min.
max.
t
PHL
/ t
PLH
propagation delay
A, B, C, D, E, F, G, H to Y
41
15
12
19
7
6
130
26
22
75
15
13
165
33
28
95
19
16
195
39
33
110
22
19
ns
2.0
4.5
6.0
2.0
4.5
6.0
Fig.6
t
THL
/ t
TLH
output transition time
ns
Fig.6
INPUT
UNIT LOAD COEFFICIENT
A, B, C, D, E, F, G, H
0.60
SYMBOL
PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HCT
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40
to
+
125
min. typ. max. min.
max. min. max.
t
PHL
/ t
PLH
propagation delay
A, B, C, D, E, F, G, H to Y
output transition time
16
28
35
42
ns
4.5
Fig.6
t
THL
/ t
TLH
7
15
19
22
ns
4.5
Fig.6
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