SN54LVTH162245, SN74LVTH162245
3.3-V ABT 16-BIT BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS260O – JUNE 1993 – REVISED SEPTEMBER 2003
SN54LVTH162245 . . . WD PACKAGE
SN74LVTH162245 . . . DGG OR DL PACKAGE
(TOP VIEW)
Members of the Texas Instruments
Widebus Family
A-Port Outputs Have Equivalent 22-Ω
Series Resistors, So No External Resistors
Are Required
1
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
1DIR
1B1
1B2
GND
1B3
1B4
1OE
1A1
1A2
GND
1A3
1A4
2
3
Support Mixed-Mode Signal Operation
(5-V Input and Output Voltages With
4
3.3-V V
)
5
CC
6
Support Unregulated Battery Operation
Down to 2.7 V
7
V
V
CC
CC
8
1B5
1B6
GND
1B7
1B8
2B1
2B2
GND
2B3
2B4
1A5
1A6
GND
1A7
1A8
2A1
2A2
GND
2A3
2A4
Typical V
<0.8 V at V
(Output Ground Bounce)
OLP
CC
9
= 3.3 V, T = 25°C
A
10
11
12
13
14
15
16
17
18
19
20
21
22
23
I
and Power-Up 3-State Support Hot
off
Insertion
Bus Hold on Data Inputs Eliminates the
Need for External Pullup/Pulldown
Resistors
Distributed V
High-Speed Switching Noise
and GND Pins Minimize
CC
Flow-Through Architecture Optimizes PCB
Layout
V
V
CC
CC
2B5
2B6
GND
2B7
2B8
2A5
2A6
GND
2A7
2A8
Latch-Up Performance Exceeds 500 mA Per
JESD 17
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
2DIR 24
25 2OE
– 1000-V Charged-Device Model (C101)
description/ordering information
The ’LVTH162245 devices are 16-bit (dual-octal) noninverting 3-state transceivers designed for low-voltage
(3.3-V) V
operation, but with the capability to provide a TTL interface to a 5-V system environment.
CC
ORDERING INFORMATION
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
†
PACKAGE
T
A
Tube
SN74LVTH162245DL
SN74LVTH162245DLR
SN74LVTH162245DGGR
SN74LVTH162245KR
74LVTH162245ZQLR
SNJ54LVTH162245WD
SSOP – DL
LVTH162245
Tape and reel
Tape and reel
–40°C to 85°C
–55°C to 125°C
TSSOP – DGG
VFBGA – GQL
LVTH162245
Tape and reel
LL2245
VFBGA – ZQL (Pb-free)
CFP – WD
Tube
SNJ54LVTH162245WD
†
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.
Copyright 2003, Texas Instruments Incorporated
On products compliant to MIL-PRF-38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
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
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265