74ALVCH16821 Просмотр технического описания (PDF) - Philips Electronics
Номер в каталоге
Компоненты Описание
Список матч
74ALVCH16821
Philips Electronics
74ALVCH16821 Datasheet PDF : 12 Pages
| |||
Philips Semiconductors
20-bit bus-interface D-type flip-flop;
positive-edge trigger (3-State)
Product specification
74ALVCH16821
PIN DESCRIPTION
PIN NUMBER
SYMBOL
55, 54, 52, 51, 49,
48, 47, 45, 44, 43
1D0 - 1D9
42, 41, 40, 38, 37,
36, 34, 33, 31, 30
2D0 - 2D9
2, 3, 5, 6, 8,
9, 10, 12, 13, 14
1Q0 - 1Q9
15, 16, 17, 19, 20,
21, 23, 24, 26, 27
2Q0 - 2Q9
1, 28
1OE, 2OE
56, 29
4, 11, 18, 25,
32, 39, 46, 53
7, 22, 35, 50
1CP, 2CP
GND
VCC
PIN CONFIGURATION
FUNCTION
Data inputs
Data outputs
Output enable inputs
(active-Low)
Clock pulse inputs
(active rising edge)
Ground (0V)
Positive supply
voltage
1OE 1
1Q0 2
1Q1 3
GND 4
1Q2 5
1Q3 6
VCC 7
1Q4 8
1Q5 9
1Q6 10
GND 11
1Q7 12
1Q8 13
1Q9 14
2Q0 15
2Q1 16
2Q2 17
GND 18
2Q3 19
2Q4 20
2Q5 21
VCC 22
2Q6 23
2Q7 24
GND 25
2Q8 26
2Q9 27
2OE 28
56 1CP
55 1D0
54 1D1
53 GND
52 1D2
51 1D3
50 VCC
49 1D4
48 1D5
47 1D6
46 GND
45 1D7
44 1D8
43 1D9
42 2D0
41 2D1
40 2D2
39 GND
38 2D3
37 2D4
36 2D5
35 VCC
34 2D6
33 2D7
32 GND
31 2D8
30 2D9
29 2CP
SH00001
FUNCTION TABLE
INPUTS
nOE
CP
Dx
L
↑
L
L
↑
H
L
}
X
H
X
X
H = HIGH voltage level
L = LOW voltage level
X = Don’t care
Z = High impedance OFF state
↑ = LOW to HIGH clock transition
} = Not a LOW-to-HIGH clock transition
LOGIC SYMBOL
OUTPUT
Q
L
H
Q0
Z
1
56
1OE
2 1Q0
3
1Q1
5
1Q2
6 1Q3
8
1Q4
9
1Q5
10
1Q6
12 1Q7
13 1Q8
14 1Q9
15 2Q0
16 2Q1
17 2Q2
19 2Q3
20 2Q4
21 2Q5
23
2Q6
24 2Q7
26 2Q8
27 2Q9
2OE
1CP
1D0
55
1D1
54
1D2
52
1D3
51
1D4
49
1D5
48
1D6
47
1D7
45
1D8
44
1D9
43
2D0
42
2D1
41
2D2
40
2D3
38
2D4
37
2D5
36
2D6
34
2D7
33
2D8
31
2D9
30
2CP
28
29
SH00127
1998 May 29
3
Share Link: