參數(shù)資料
型號: 74AVCM162836
廠商: NXP Semiconductors N.V.
英文描述: 20-bit registered driver with inverted register enable and 15 ohm termination resistors 3-State
中文描述: 帶反相寄存使能和15歐終端電阻器的20位三態(tài)寄存驅(qū)動器
文件頁數(shù): 3/10頁
文件大?。?/td> 99K
代理商: 74AVCM162836
Philips Semiconductors
20-bit registered driver with inverted register enable
and 15
termination resistors (3-State)
Product specification
74AVCM162836
2001 Apr 20
3
PIN DESCRIPTION
PIN NUMBER
SYMBOL
NAME AND FUNCTION
28
NC
No connection
2, 3, 5, 6, 8, 9, 10, 12,
13, 14, 15, 16, 17, 19,
20, 21, 23, 24, 26, 27
Y
0
to Y
19
Data outputs
4, 11, 18, 25, 32, 35, 39,
46, 53
GND
Ground (0V)
7, 22, 35, 50
V
CC
Positive supply voltage
1
OE
Output enable input
(active LOW)
29
LE
Latch enable input
(active LOW)
56
CP
Clock input
55, 54, 52, 51, 49, 48,
47, 45, 44, 43, 42, 41,
40, 38, 37, 36, 34, 33,
31, 30
A
0
to A
19
Data inputs
LOGIC SYMBOL
CP
LE
D
OE
CP
LE
A
0
Y
0
TO THE 19 OTHER CHANNELS
SH00163
LOGIC SYMBOL (IEEE/IEC)
1
1
56
29
54
52
51
49
48
47
45
44
43
42
41
40
38
37
36
34
33
55
2
3
5
6
8
9
10
12
13
14
15
16
17
19
20
21
23
24
3D
1
2C3
EN1
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A
9
A
10
A
11
A
12
A
13
A
14
A
15
A
16
A
17
OE
CP
Y
0
Y
1
Y
2
Y
3
Y
4
Y
5
Y
6
Y
7
Y
8
Y
9
Y
10
Y
11
Y
12
Y
13
Y
14
Y
15
Y
16
Y
17
LE
C3
G2
SH00160
A
18
A
19
Y
18
Y
19
26
27
31
30
FUNCTION TABLE
INPUTS
OUTPUTS
OE
H
LE
X
CP
X
A
X
Z
L
L
X
L
L
L
L
X
H
H
H
L
H
L
L
L
H
H
H
L
H
X
Y
01
Y
02
L
=
=
=
=
=
H
L
X
H
L
X
Z
HIGH voltage level
LOW voltage level
Don’t care
High impedance “off” state
LOW-to-HIGH level transition
NOTES:
1. Output level before the indicated steady-state input conditions
were established, provided that CP is high before LE goes low.
2. Output level before the indicated steady-state input conditions
were established.
相關(guān)PDF資料
PDF描述
74AVCM62836 20-bit registered driver with inverted register enable with 15Ω termination resistors (3-State)(帶15Ω終端電阻的具有反相寄存使能的20位寄存驅(qū)動器(三態(tài)))
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