參數(shù)資料
型號(hào): HEF4514B
廠商: NXP Semiconductors N.V.
英文描述: 1-of-16 decoder/demultiplexer with input latches(帶輸入鎖存的16選1譯碼器/多路分解器)
中文描述: 1 - 16解碼器/多路解復(fù)用器的輸入鎖存器(帶輸入鎖存的16選1譯碼器/多路分解器)
文件頁(yè)數(shù): 4/6頁(yè)
文件大小: 73K
代理商: HEF4514B
January 1995
4
Philips Semiconductors
Product specification
1-of-16 decoder/demultiplexer with input latches
HEF4514B
MSI
TRUTH TABLE
Notes
1.
EL = HIGH; H = HIGH state (the more positive voltage);
L = LOW state (the less positive voltage); X = state is immaterial
AC CHARACTERISTICS
V
SS
= 0 V; T
amb
= 25
°
C; C
L
= 50 pF; input transition times
20 ns
INPUTS
OUTPUTS
E
A
0
X
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
A
1
X
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
A
2
X
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
A
3
X
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
O
0
L
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
O
1
L
L
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
O
2
L
L
L
H
L
L
L
L
L
L
L
L
L
L
L
L
L
O
3
L
L
L
L
H
L
L
L
L
L
L
L
L
L
L
L
L
O
4
L
L
L
L
L
H
L
L
L
L
L
L
L
L
L
L
L
O
5
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
L
L
O
6
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
L
O
7
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
O
8
L
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
O
9
L
L
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
O
10
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
L
L
O
11
L
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
L
O
12
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
O
13
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
L
O
14
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
O
15
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
V
DD
V
SYMBOL
TYP.
MAX.
TYPICAL EXTRAPOLATION
FORMULA
Propagation delays
A
n
, EL
O
n
HIGH to LOW
5
260
95
65
270
95
65
175
65
45
200
70
50
520
190
130
550
190
130
350
130
90
400
140
100
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
233 ns
84 ns
57 ns
243 ns
84 ns
57 ns
148 ns
54 ns
37 ns
173 ns
59 ns
42 ns
+
+
+
+
+
+
+
+
+
+
+
+
(0,55 ns/pF) C
L
(0,23 ns/pF) C
L
(0,16 ns/pF) C
L
(0,55 ns/pF) C
L
(0,23 ns/pF) C
L
(0,16 ns/pF) C
L
(0,55 ns/pF) C
L
(0,23 ns/pF) C
L
(0,16 ns/pF) C
L
(0,55 ns/pF) C
L
(0,23 ns/pF) C
L
(0,16 ns/pF) C
L
10
15
t
PHL
5
LOW to HIGH
10
15
t
PLH
E
O
n
HIGH to LOW
5
10
15
t
PHL
5
LOW to HIGH
10
15
t
PLH
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