Philips 74ALVT16241DGG Datasheet
INTEGRATED CIRCUITS
74ALVT16241
2.5V/3.3V ALVT 16-bit buffer/driver
(3-State)
Product specification
Supersedes data of 1996 Aug 28
IC23 Data Handbook
1998 Feb 13
Philips Semiconductors Product specification
SYMBOL
PARAMETER
UNIT
74AL VT162412.5V/3.3V 16-bit buffer/driver (3-State)
FEATURES
•16-bit bus interface
•5V I/O Compatible
•3-State buffers
•Output capability: +64mA/-32mA
•TTL input and output switching levels
•Input and output interface capability to systems at 5V supply
•Bus-hold data inputs eliminate the need for external pull-up
resistors to hold unused inputs
•Live insertion/extraction permitted
•Power-up 3-State
•No bus current loading when output is tied to 5V bus
•Latch-up protection exceeds 500mA per JEDEC Std 17
•ESD protection exceeds 2000V per MIL STD 883 Method 3015
and 200V per Machine Model
QUICK REFERENCE DATA
t
PLH
t
PHL
C
C
I
CCZ
IN
Out
Propagation delay
nAx to nYx
Input capacitance nOE VI = 0V or V
Output pin capacitance V
Total supply current Outputs disabled 40 70 µA
CL = 50pF
= 0V or V
I/O
DESCRIPTION
The 74ALVT16241 is a high-performance BiCMOS product
designed for V
to 5V .
This device is a 16-bit buffer that is ideal for driving bus lines. The
device features four Output Enables (1OE
controlling four of the 3-State outputs.
CONDITIONS
T
amb
CC
CC
operation at 2.5V or 3.3V with I/O compatibility up
CC
, 2OE, 3OE, 4OE), each
TYPICAL
= 25°C
2.5V 3.3V
1.6
1.6
1.2
1.3
3 3 pF
9 9 pF
ns
ORDERING INFORMATION
PACKAGES TEMPERATURE RANGE OUTSIDE NORTH AMERICA NORTH AMERICA DWG NUMBER
48-Pin Plastic SSOP Type III –40°C to +85°C 74ALVT16241 DL AV16241 DL SOT370-1
48-Pin Plastic TSSOP Type II –40°C to +85°C 74ALVT16241 DGG AV16241 DGG SOT362-1
LOGIC SYMBOL
1A0
47
1A1
46
1A2
44
1A3
43
1OE
1
2A0
41
2A1
40
2A2
38
2A3
37
2OE
48
1Y0
1Y1
1Y2
1Y3
2Y0
2Y1
2Y2
2Y3
1998 Feb 13 853-1875 18959
3A0
2
36
3A1
3
35
3A2
5
33
3A3
6
32
3OE
25
4A0
8
30
4A1
9
29
4A2
11
27
4A3
26
12
4OE
24
3Y0
3Y1
3Y2
3Y3
4Y0
4Y1
4Y2
4Y3
SA00405
13
14
16
17
19
20
22
23
LOGIC SYMBOL (IEEE/IEC)
1
1OE
48
2OE
25
3OE
24
4OE
47
1A1
46
1A2
44
1A3
43
1A4
41
2A1
40
2A2
38
2A3
37
2A4
36
3A1
35
3A2
33
3A3
32
3A4
30
4A1
29
4A2
27
4A3
26
4A4
2
EN1
EN2
EN3
EN4
2
1
1 ∇
2 ∇1
3 ∇1
4 ∇1
1Y1
3
1Y2
5
1Y3
6
1Y4
8
2Y1
9
2Y2
11
2Y3
12
2Y4
13
3Y1
14
3Y2
16
3Y3
17
3Y4
19
4Y1
20
4Y2
22
4Y3
23
4Y4
SA00406
Philips Semiconductors Product specification
74ALVT162412.5V/3.3V 16-bit buffer/driver (3-State)
PIN CONFIGURA TION
1OE
1
1Y0
2
1Y1
3
GND
4
1Y2
5
1Y3
6
V
CC
7
2Y0
8
2Y1
9
GND
10
2Y2
11
2Y3
12
3Y0
13
3Y1
14
GND
15
3Y2
16
3Y4
17
V
CC
18
4Y0
19
4Y1
20
GND
21
4Y2
22
4Y3
23
4OE
24
SA00407
PIN DESCRIPTION
PIN NUMBER SYMBOL NAME AND FUNCTION
47, 46, 44, 43,
2OE
48
1A0
47
1A1
46
GND
45
1A2
44
1A3
43
V
CC
42
2A0
41
2A1
40
GND
39
2A2
38
2A3
37
3A0
36
3A1
35
GND
34
3A2
33
3A3
32
V
CC
31
4A0
30
4A1
29
GND
28
4A2
27
4A3
26
3OE
25
41, 40, 38, 37,
36, 35, 33, 32,
30, 29, 27, 26
2, 3, 5, 6,
8, 9, 11, 12,
13, 14, 16, 17,
19, 20, 22, 23
1, 48, 25, 24
4, 10, 15, 21,
28, 34, 39, 45
7, 18, 31, 42 V
FUNCTION TABLE
Inputs Outputs
1OE, 4OE 1Ax, 4Ax 1Yx, 4Yx
L H H
L L L
H X Z
Inputs Outputs
2OE, 3OE 2Ax, 3Ax 2Yx, 3Yx
H H H
H L L
L X Z
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High Impedance “off” state
1A0-1A3
2A0-2A3
3A0-3A3
Data inputs
4A0-4A3
1Y0-1Y3
2Y
0-2Y3
3Y0-3Y3
Data outputs
4Y0-4Y3
1OE, 2OE,
3OE, 4OE
Output enables
GND Ground (0V)
CC
Positive supply voltage
1998 Feb 13
3
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