Datasheet

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FEATURES
SN54ALVTH16374...WDPACKAGE
PACKAGE
(TOP VIEW)
SN74ALVTH16374...DGG,DGV,ORDL
1OE
1CLK
1Q1 1D1
1Q2
1D2
GND
GND
1Q3 1D3
1Q4 1D4
V
CC
V
CC
1Q5 1D5
1Q6 1D6
GND GND
1Q7 1D7
1Q8
2Q1
2Q2
GND
2Q3
2Q4
V
CC
2Q5
2Q6
GND
2Q7
2Q8
2OE
1D8
2D1
2D2
GND
2D3
2D4
V
CC
2D5
2D6
GND
2D7
2D8
2CLK
481
47
2
46
3
454
44
5
436
42
7
41
8
409
3910
3811
37
36
35
34
33
32
31
30
29
28
27
26
25
12
13
14
15
16
17
18
19
20
21
22
23
24
DESCRIPTION/ORDERING INFORMATION
SN54ALVTH16374 , , SN74ALVTH16374
2.5-V/3.3-V 16-BIT EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCES068G JUNE 1996 REVISED NOVEMBER 2006
State-of-the-Art Advanced BiCMOS
Technology (ABT) Widebus™ Design for 2.5-V
and 3.3-V Operation and Low Static Power
Dissipation
Support Mixed-Mode Signal Operation
(5-V Input and Output Voltages With 2.3-V to
3.6-V V
CC
)
Typical V
OLP
(Output Ground Bounce) <0.8 V
at V
CC
= 3.3 V, T
A
= 25°C
High Drive (–24/24 mA at 2.5-V V
CC
and –32/64
mA at 3.3-V )
Power Off Disables Outputs, Permitting Live
Insertion
High-Impedance State During Power Up and
Power Down Prevents Driver Conflict
Uses Bus Hold on Data Inputs in Place of
External Pullup/Pulldown Resistors to Prevent
the Bus From Floating
Auto3-State Eliminates Bus Current Loading
When Output Exceeds V
CC
+ 0.5 V
Latch-Up Performance Exceeds 250 mA Per
JESD 17
ESD Protection
Exceeds 2000 V Per MIL-STD-883, Method
3015
Exceeds 200 V Using Machine Model
Exceeds 1000 V Using Charged-Device
Model, Robotic Method
Flow-Through Architecture Facilitates Printed
Circuit Board Layout
Distributed V
CC
and GND Pin Configuration
Minimizes High-Speed Switching Noise
Package Options Include Plastic Shrink
Small-Outline (DL), Thin Shrink Small-Outline
(DGG), Thin Very Small-Outline (DGV)
Packages, and 380-mil Fine-Pitch Ceramic Flat
(WD) Package
The 'ALVTH16374 devices are 16-bit edge-triggered D-type flip-flops with 3-state outputs designed for 2.5-V or
3.3-V V
CC
operation, but with the capability to provide a TTL interface to a 5-V system environment. These
devices are particularly suitable for implementing buffer registers, I/O ports, bidirectional bus drivers, and
working registers.
These devices can be used as two 8-bit flip-flops or one 16-bit flip-flop. On the positive transition of the clock
(CLK), the flip-flops store the logic levels set up at the data (D) inputs.
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.
UNLESS OTHERWISE NOTED this document contains
Copyright © 1996–2006, Texas Instruments Incorporated
PRODUCTION DATA information 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.

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