ꢀꢁꢂ ꢃ ꢄꢅꢆꢇ ꢈꢉ ꢊꢂ ꢊꢋ
ꢈ ꢉ ꢌꢍꢎ ꢏ ꢏ ꢐꢋꢁꢀ ꢑꢋꢐꢒ ꢁꢏ ꢓꢌꢏ ꢔꢑ ꢒ ꢄꢋꢏꢆ ꢇ
ꢕ ꢎꢏ ꢇ ꢊ ꢌꢀꢏꢋꢏ ꢒ ꢖ ꢗꢏ ꢑꢗ ꢏꢀ
SCAS568L − MARCH 1996 − REVISED SEPTEMBER 2003
DGG, DGV, OR DL PACKAGE
(TOP VIEW)
D
D
D
D
D
Member of the Texas Instruments
Widebus Family
Typical V
<0.8 V at V
(Output Ground Bounce)
OLP
CC
1
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
1OE
1Q1
1Q2
GND
1Q3
1Q4
1LE
1D1
1D2
GND
1D3
1D4
= 3.3 V, T = 25°C
A
2
Typical V
(Output V
Undershoot)
3
OHV
OH
>2 V at V
= 3.3 V, T = 25°C
CC
A
4
I
Supports Partial-Power-Down Mode
5
off
Operation
6
7
V
V
Supports Mixed-Mode Signal Operation
(5-V Input and Output Voltages With
CC
CC
8
1Q5
1Q6
GND
1Q7
1Q8
2Q1
2Q2
GND
2Q3
2Q4
1D5
1D6
GND
1D7
1D8
2D1
2D2
GND
2D3
2D4
9
3.3-V V
)
CC
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
D
Bus Hold on Data Inputs Eliminates the
Need for External Pullup/Pulldown
Resistors
D
D
Latch-Up Performance Exceeds 250 mA Per
JESD 17
ESD Protection Exceeds JESD 22
− 2000-V Human-Body Model (A114-A)
− 200-V Machine Model (A115-A)
V
V
CC
CC
2Q5
2Q6
GND
2Q7
2Q8
2OE
2D5
2D6
GND
2D7
2D8
2LE
description/ordering information
This 16-bit transparent D-type latch is designed
for 1.65-V to 3.6-V V
operation.
CC
The SN74LVCH16373A is particularly suitable for
implementing buffer registers, I/O ports,
bidirectional bus drivers, and working registers. It
can be used as two 8-bit latches or one 16-bit latch. When the latch-enable (LE) input is high, the Q outputs follow
the data (D) inputs. When LE is taken low, the Q outputs are latched at the levels set up at the D inputs.
A buffered output-enable (OE) input can be used to place the eight outputs in either a normal logic state (high
or low logic levels) or the high-impedance state. In the high-impedance state, the outputs neither load nor drive
the bus lines significantly. The high-impedance state and increased drive provide the capability to drive bus lines
without interface or pullup components.
ORDERING INFORMATION
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
†
PACKAGE
T
A
Tube
SN74LVCH16373ADL
SSOP − DL
LVCH16373A
Tape and reel
Tape and reel
Tape and reel
SN74LVCH16373ADLR
SN74LVCH16373ADGGR
SN74LVCH16373ADGVR
SN74LVCH16373AGQLR
SN74LVCH16373AZQLR
TSSOP − DGG
LVCH16373A
LDH373A
−40°C to 85°C
TVSOP − DGV
VFBGA − GQL
Tape and reel
LDH373A
VFBGA − ZQL (Pb-free)
†
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are
available at www.ti.com/sc/package.
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.
Widebus is a trademark of Texas Instruments.
ꢑ
ꢑ
ꢐ
ꢖ
ꢧ
ꢓ
ꢢ
ꢗ
ꢆ
ꢠ
ꢏ
ꢡ
ꢎ
ꢛ
ꢖ
ꢙ
ꢁ
ꢚ
ꢓ
ꢋ
ꢏ
ꢋ
ꢘ
ꢙ
ꢣ
ꢚ
ꢛ
ꢡ
ꢜ
ꢝ
ꢞ
ꢞ
ꢟ
ꢟ
ꢘ
ꢘ
ꢛ
ꢛ
ꢙ
ꢙ
ꢘ
ꢠ
ꢠ
ꢤ
ꢡ
ꢢ
ꢜ
ꢜ
ꢣ
ꢣ
ꢙ
ꢟ
ꢞ
ꢝ
ꢠ
ꢠ
ꢛ
ꢚ
ꢤ
ꢏꢣ
ꢢ
ꢥ
ꢠ
ꢦ
ꢘ
ꢡ
ꢞ
ꢠ
ꢟ
ꢘ
ꢟ
ꢛ
ꢜ
ꢙ
ꢢ
ꢧ
ꢞ
ꢙ
ꢟ
ꢟ
ꢣ
ꢠ
ꢨ
Copyright 2003, Texas Instruments Incorporated
ꢜ
ꢛ
ꢡ
ꢟ
ꢛ
ꢜ
ꢝ
ꢟ
ꢛ
ꢠ
ꢤ
ꢘ
ꢚ
ꢘ
ꢡ
ꢣ
ꢜ
ꢟ
ꢩ
ꢟ
ꢣ
ꢜ
ꢛ
ꢚ
ꢪ
ꢞ
ꢎ
ꢙ
ꢝ
ꢣ
ꢠ
ꢟ
ꢞ
ꢙ
ꢧ
ꢞ
ꢜ
ꢧ
ꢫ
ꢞ
ꢟ ꢣ ꢠ ꢟꢘ ꢙꢭ ꢛꢚ ꢞ ꢦꢦ ꢤꢞ ꢜ ꢞ ꢝ ꢣ ꢟ ꢣ ꢜ ꢠ ꢨ
ꢜ
ꢜ
ꢞ
ꢙ
ꢟ
ꢬ
ꢨ
ꢑ
ꢜ
ꢛ
ꢧ
ꢢ
ꢡ
ꢟ
ꢘ
ꢛ
ꢙ
ꢤ
ꢜ
ꢛ
ꢡ
ꢣ
ꢠ
ꢠ
ꢘ
ꢙ
ꢭ
ꢧ
ꢛ
ꢣ
ꢠ
ꢙ
ꢛ
ꢟ
ꢙ
ꢣ
ꢡ
ꢣ
ꢠ
ꢠ
ꢞ
ꢜ
ꢘ
ꢦ
ꢬ
ꢘ
ꢙ
ꢡ
ꢦ
ꢢ
ꢧ
ꢣ
1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265