SN74ALVCH16344
1-BIT TO 4-BIT ADDRESS DRIVER
WITH 3-STATE OUTPUTS
SCES054F – SEPTEMBER 1995 – REVISED FEBRUARY 1999
DGG, DGV, OR DL PACKAGE
(TOP VIEW)
Member of the Texas Instruments
Widebus Family
EPIC (Enhanced-Performance Implanted
CMOS) Submicron Process
OE1
1B1
1B2
GND
1B3
1B4
OE4
8B1
8B2
GND
8B3
8B4
1
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
2
Bus Hold on Data Inputs Eliminates the
Need for External Pullup/Pulldown
Resistors
3
4
5
Latch-Up Performance Exceeds 250 mA Per
JESD 17
6
V
V
7
CC
CC
1A
2B1
2B2
GND
2B3
2B4
2A
8A
8
Package Options Include Plastic 300-mil
Shrink Small-Outline (DL), Thin Shrink
Small-Outline (DGG), and Thin Very
Small-Outline (DGV) Packages
7B1
7B2
GND
7B3
7B4
7A
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
description
This 1-bit to 4-bit address driver is designed for
1.65-V to 3.6-V V operation.
3A
6A
CC
3B1
3B2
GND
3B3
3B4
4A
6B1
6B2
GND
6B3
6B4
5A
The SN74ALVCH16344 is used in applications in
which four separate memory locations must be
addressed by a single address.
To ensure the high-impedance state during power
up or power down, OE should be tied to V
CC
V
V
CC
CC
through a pullup resistor; the minimum value of
the resistor is determined by the current-sinking
capability of the driver.
4B1
4B2
GND
4B3
4B4
OE2
5B1
5B2
GND
5B3
5B4
OE3
Active bus-hold circuitry is provided to hold
unused or floating inputs at a valid logic level.
The SN74ALVCH16344 is characterized for
operation from –40°C to 85°C.
FUNCTION TABLE
INPUTS
OUTPUT
Bn
OE
A
H
L
L
L
H
L
H
H
Z
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
EPIC and Widebus are trademarks of Texas Instruments Incorporated.
Copyright 1999, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
1
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