74ALVCH16540DL Philips Semiconductors, 74ALVCH16540DL Datasheet - Page 3

• Manufacturer Part Number: 74ALVCH16540DL
• Description: 2.5V/3.3V 16-bit buffer/line driver/ inverting/ 5V input tolerant 3-State
• Manufacturer: Philips Semiconductors

Philips Semiconductors
PIN DESCRIPTION
LOGIC SYMBOL
FUNCTION TABLE
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
1997 Aug 11
PIN NUMBER
2, 3, 5, 6, 8, 9,
13, 14, 16, 17,
36, 35, 33, 32,
47, 46, 44, 43,
19, 20, 22, 23
28, 34, 39, 45
30, 29, 27, 26
41, 40, 38, 37
4, 10, 15, 21,
7, 18, 31, 42
16-bit buffer/line driver, inverting,
5V input tolerant (3-State)
1OE
1OE
1A0
1A1
1A2
1A3
1A4
1A5
1A6
1A7
11, 12
25, 48
nOE
1, 24
1
2
X
H
L
L
47
46
44
43
41
40
38
37
1
48
1
1Y0 to 1Y7
2Y0 to 2Y7
2A0 to 2A7
1A0 to 1A7
SYMBOL
INPUTS
nOE
nOE
nOE
GND
11
12
V
2
3
5
6
8
9
H
CC
L
L
X
1Y0
1Y1
1Y2
1Y3
1Y4
1Y5
1Y6
1Y7
1
2
2
Output enable input
(active LOW)
Data outputs
Data outputs
Ground (0V)
Positive supply voltage
Output enable input
(active LOW)
Data inputs
Data inputs
2OE
2OE
2A0
2A1
2A2
2A3
2A4
2A5
2A6
2A7
NAME AND FUNCTION
1
2
nAn
H
X
X
L
36
35
33
32
30
29
27
26
24
25
OUTPUT
SW00109
13
14
16
17
19
20
22
23
nYn
H
L
Z
Z
2Y0
2Y1
2Y2
2Y3
2Y4
2Y5
2Y6
2Y7
3
LOGIC SYMBOL (IEEE/IEC)
BUS HOLD CIRCUIT
Data Input
1OE
1OE
2OE
2OE
1A0
1A1
1A2
1A3
1A4
1A5
1A6
1A7
2A0
2A1
2A2
2A3
2A4
2A5
2A6
2A7
1
2
1
2
1
48
24
25
47
46
44
43
41
40
38
37
36
35
33
32
30
29
27
26
V
CC
&
&
1
1
EN1
EN2
74ALVCH16540
1
2
To internal circuit
Product specification
SW00044
12
13
14
16
17
19
20
22
23
SW00110
11
2
3
5
6
8
9
1Y0
1Y1
1Y2
1Y3
1Y4
1Y5
1Y6
1Y7
2Y0
2Y1
2Y2
2Y3
2Y4
2Y5
2Y6
2Y7