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參數(shù)資料
| 型號： | VCH16541ADL |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | 16-bit buffer/line driver 3-State |
| 中文描述： | LVC/LCX/Z SERIES, DUAL 8-BIT DRIVER, TRUE OUTPUT, PDSO48 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大小： | 83K |
| 代理商： | VCH16541ADL |
Philips Semiconductors
Product specification
74LVCH16541A
16-bit buffer/line driver; 5V tolerant I/O (3-State)
1998 May 19
3
PIN DESCRIPTION
PIN NUMBER
SYMBOL
NAME AND FUNCTION
1, 24
nOE
1
Output enable input
(active LOW)
2, 3, 5, 6, 8, 9,
11, 12
1Y0 to 1Y7
Data outputs
4, 10, 15, 21,
28, 34, 39, 45
GND
Ground (0V)
7, 18, 31, 42
V
CC
Positive supply voltage
13, 14, 16, 17,
19, 20, 22, 23
2Y0 to 2Y7
Data outputs
25, 48
nOE
2
Output enable input
(active LOW)
36, 35, 33, 32,
30, 29, 27, 26
2A0 to 2A7
Data inputs
47, 46, 44, 43,
41, 40, 38, 37
1A0 to 1A7
Data inputs
LOGIC SYMBOL
1A0
47
2
1Y0
1A1
46
3
1Y1
1A2
44
5
1Y2
1A3
43
6
1Y3
1A4
41
8
1Y4
1A5
40
9
1Y5
1A6
38
11
1Y6
1A7
37
12
1Y7
1OE
1
1OE
2
1
48
2A0
36
13
2Y0
2A1
35
14
2Y1
2A2
33
16
2Y2
2A3
32
17
2Y3
2A4
30
19
2Y4
2A5
29
20
2Y5
2A6
27
22
2Y6
2A7
26
23
2Y7
2OE
1
2OE
2
24
25
SW00115
FUNCTION TABLE
INPUTS
OUTPUT
nOE
1
nOE
2
nAn
nYn
L
L
L
L
L
L
H
H
X
H
X
Z
H
X
X
Z
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
LOGIC SYMBOL (IEEE/IEC)
48
1
46
44
43
41
40
38
37
36
EN
1
2
2
1
25
24
47
35
33
32
30
29
27
26
3
2
5
6
8
9
11
12
13
14
16
17
19
20
22
23
SW00114
1OE
1
1OE
2
2OE
1
2OE
2
1A0
1A1
1A2
1A3
1A4
1A5
1A6
2A0
2A1
2A2
2A3
2A4
2A5
2A6
2A7
1Y0
1Y1
1Y2
1Y3
1Y4
1Y5
1Y6
1Y7
2Y0
2Y1
2Y2
2Y3
2Y4
2Y7
1A7
2Y5
2Y6
&
&
BUSHOLD CIRCUIT
To internal circuit
V
CC
Data Input
SW00044
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