參數(shù)資料
型號: 74AVC16834DGG
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: 18-bit registered driver with inverted register enable 3-State
中文描述: AVC SERIES, 18-BIT DRIVER, TRUE OUTPUT, PDSO56
封裝: PLASTIC, TSSOP-56
文件頁數(shù): 3/10頁
文件大?。?/td> 90K
代理商: 74AVC16834DGG
Philips Semiconductors
Preliminary specification
74AVC16834
18-bit registered driver with inverted register enable
(3-State)
1999 Jul 23
3
PIN DESCRIPTION
PIN NUMBER
SYMBOL
NAME AND FUNCTION
1, 2, 55
NC
No connection
3, 5, 6, 8, 9, 10, 12, 13,
14, 15, 16, 17, 19, 20,
21, 23, 24, 26
Y
0
to Y
17
Data outputs
4, 11, 18, 25, 32, 39, 46,
53, 56
GND
Ground (0 V)
7, 22, 35, 50
V
CC
Positive supply voltage
27
OE
Output enable input
(active LOW)
28
LE
Latch enable input
(active LOW)
30
CP
Clock input
54, 52, 51, 49, 48, 47,
45, 44, 43, 42, 41, 40,
38, 37, 36, 34, 33, 31
A
0
to A
17
Data inputs
LOGIC SYMBOL
CP
LE
D
OE
CP
LE
A
0
Y
0
TO THE 17 OTHER CHANNELS
SH00157
LOGIC SYMBOL (IEEE/IEC)
1
1
30
28
54
52
51
49
48
47
45
44
43
42
41
40
38
37
36
34
33
31
3
5
6
8
9
10
12
13
14
15
16
17
19
20
21
23
24
26
3D
27
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
SH00158
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PDF資料
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74AVC16835 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:18-bit registered driver 3-State