C0083C0078C0055C0052C0076C0086C0084C0072C0051C0050C0050C0051C0055C0052
C0051C0046C0051C0262C0086 C0065C0066C0084 C0051C0050C0262C0066C0073C0084 C0069C0068C0071C0069C0262C0084C0082C0073C0071C0071C0069C0082C0069C0068 C0068C0262C0084C0089C0080C0069 C0070C0076C0073C0080C0262C0070C0076C0079C0080
C0087C0073C0084C0072 C0051C0262C0083C0084C0065C0084C0069 C0079C0085C0084C0080C0085C0084C0083
SCBS754B − MARCH 2002 − REVISED SEPTEMBER 2003
1POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
C0068 Member of the Texas Instruments
Widebus+ Family
C0068 Output Ports Have Equivalent 22-Ω Series
Resistors, So No External Resistors Are
Required
C0068 Supports Mixed-Mode Signal Operation
(5-V Input and Output Voltages With
3.3-V V
CC
)
C0068 Supports Unregulated Battery Operation
Down to 2.7 V
C0068 Typical V
OLP
(Output Ground Bounce)
<0.8 V at V
CC
= 3.3 V, T
A
= 25°C
C0068 I
off
and Power-Up 3-State Support Hot
Insertion
C0068 Bus Hold on Data Inputs Eliminates the
Need for External Pullup/Pulldown
Resistors
C0068 Distributed V
CC
and GND Pins Minimize
High-Speed Switching Noise
C0068 Flow-Through Architecture Optimizes PCB
Layout
C0068 Latch-Up Performance Exceeds 500 mA Per
JESD 17
C0068 ESD Protection Exceeds JESD 22
− 2000-V Human-Body Model (A114-A)
− 200-V Machine Model (A115-A)
terminal assignments
123456
A 1Q2 1Q1 1OE 1CLK 1D1 1D2
B 1Q4 1Q3 GND GND 1D3 1D4
C 1Q6 1Q5 V
CC
V
CC
1D5 1D6
D 1Q8 1Q7 GND GND 1D7 1D8
E 2Q2 2Q1 GND GND 2D1 2D2
F 2Q4 2Q3 V
CC
V
CC
2D3 2D4
G 2Q6 2Q5 GND GND 2D5 2D6
H 2Q7 2Q8 2OE 2CLK 2D8 2D7
J 3Q2 3Q1 3OE 3CLK 3D1 3D2
K 3Q4 3Q3 GND GND 3D3 3D4
L 3Q6 3Q5 V
CC
V
CC
3D5 3D6
M 3Q8 3Q7 GND GND 3D7 3D8
N 4Q2 4Q1 GND GND 4D1 4D2
P 4Q4 4Q3 V
CC
V
CC
4D3 4D4
R 4Q6 4Q5 GND GND 4D5 4D6
T 4Q7 4Q8 4OE 4CLK 4D8 4D7
NC − No internal connection
description/ordering information
ORDERING INFORMATION
T
A
PACKAGE
†
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
−40°C to 85°C
LFBGA − GKE
Tape and reel
SN74LVTH322374KR
HW374
LFBGA − ZKE (Pb-free) 74LVTH322374ZKER
†
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are
available at www.ti.com/sc/package.
Copyright  2003, Texas Instruments Incorporated
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.
C0080C0082C0079C0068C0085C0067C0084C0073C0079C0078 C0068C0065C0084C0065 C0105C0110C0102C0111C0114C0109C0097C0116C0105C0111C0110 C0105C0115 C0099C0117C0114C0114C0101C0110C0116 C0097C0115 C0111C0102 C0112C0117C0098C0108C0105C0099C0097C0116C0105C0111C0110 C0100C0097C0116C0101C0046
C0080C0114C0111C0100C0117C0099C0116C0115 C0099C0111C0110C0102C0111C0114C0109 C0116C0111 C0115C0112C0101C0099C0105C0102C0105C0099C0097C0116C0105C0111C0110C0115 C0112C0101C0114 C0116C0104C0101 C0116C0101C0114C0109C0115 C0111C0102 C0084C0101C0120C0097C0115 C0073C0110C0115C0116C0114C0117C0109C0101C0110C0116C0115
C0115C0116C0097C0110C0100C0097C0114C0100 C0119C0097C0114C0114C0097C0110C0116C0121C0046 C0080C0114C0111C0100C0117C0099C0116C0105C0111C0110 C0112C0114C0111C0099C0101C0115C0115C0105C0110C0103 C0100C0111C0101C0115 C0110C0111C0116 C0110C0101C0099C0101C0115C0115C0097C0114C0105C0108C0121 C0105C0110C0099C0108C0117C0100C0101
C0116C0101C0115C0116C0105C0110C0103 C0111C0102 C0097C0108C0108 C0112C0097C0114C0097C0109C0101C0116C0101C0114C0115C0046
GKE OR ZKE PACKAGE
(TOP VIEW)
J
H
G
F
E
D
C
B
A
213465
P
N
M
L
K
T
R