Buffer Gate. SN74LVC2G126 Datasheet

SN74LVC2G126 Datasheet PDF


Part Number

SN74LVC2G126

Description

Dual Bus Buffer Gate

Manufacture

etcTI

Total Page 24 Pages
Datasheet
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SN74LVC2G126
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SN74LVC2G126
SCES205M – APRIL 1999 – REVISED SEPTEMBER 2016
SN74LVC2G126 Dual Bus Buffer Gate With 3-State Outputs
1 Features
1 Available in the Texas Instruments NanoFree™
Package
• Supports 5-V VCC Operation
• Inputs Accept Voltages to 5.5 V
• Max tpd of 4ns at 3.3V
• Low Power Consumption, 10-µA Max ICC
• ±24-mA Output Drive at 3.3 V
• Typical VOLP (Output Ground Bounce)
< 0.8 V at VCC = 3.3 V, TA = 25°C
• Typical VOHV (Output VOH Undershoot)
> 2 V at VCC = 3.3 V, TA = 25°C
• Ioff Supports Live Insertion, Partial-Power-Down
Mode, and Back-Drive Protection
• Can Be Used as a Down Translator to Translate
Inputs From a Max of 5.5 V Down to the VCC
Level
• Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
• ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model
– 1000-V Charged-Device Model
2 Applications
• Cable Modem Termination Systems
• High-Speed Data Acquisition and Generation
• Military: Radars and Sonars
• Motor Controls: High-Voltage
• Power Line Communication Modems
• SSDs: Internal or External
• Video Broadcasting and Infrastructure: Scalable
Platforms
• Video Broadcasting: IP-Based Multi-Format
Transcoders
• Video Communication Systems
3 Description
These bus transceivers are designed for 1.65-V to
3.6-V VCC operation. The SN74LVC2G126 device is a
dual line driver with 3-state output. The output is
disabled when the output-enable input is low.
Device Information(1)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
SN74LVC2G126DCT SM8 (8)
2.95 mm × 2.80 mm
SN74LVC2G126DCU VSSOP (8)
2.30 mm × 2.00 mm
SN74LVC2G126YZP DSBGA (8)
1.91 mm × 0.91 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Simplified Schematic
1OE
1A 1Y
2OE
2A
2Y
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.

SN74LVC2G126
SN74LVC2G126
SCES205M – APRIL 1999 – REVISED SEPTEMBER 2016
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 4
6.3 Recommended Operating Conditions ...................... 5
6.4 Thermal Information .................................................. 5
6.5 Electrical Characteristics........................................... 6
6.6 Switching Characteristics, –40°C to +85°C............... 6
6.7 Switching Characteristics, –40°C to +125°C............. 6
6.8 Operating Characteristics.......................................... 7
6.9 Typical Characteristics .............................................. 7
7 Parameter Measurement Information .................. 8
8 Detailed Description .............................................. 9
8.1 Overview ................................................................... 9
8.2 Functional Block Diagram ......................................... 9
8.3 Feature Description................................................... 9
8.4 Device Functional Modes.......................................... 9
9 Application and Implementation ........................ 10
9.1 Application Information............................................ 10
9.2 Typical Application ................................................. 10
10 Power Supply Recommendations ..................... 11
11 Layout................................................................... 11
11.1 Layout Guidelines ................................................. 11
11.2 Layout Example .................................................... 11
12 Device and Documentation Support ................. 12
12.1 Receiving Notification of Documentation Updates 12
12.2 Community Resources.......................................... 12
12.3 Trademarks ........................................................... 12
12.4 Electrostatic Discharge Caution ............................ 12
12.5 Glossary ................................................................ 12
13 Mechanical, Packaging, and Orderable
Information ........................................................... 12
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision L (December 2014) to Revision M
Page
• Deleted Machine Model from Features .................................................................................................................................. 1
• Updated Device Information table .......................................................................................................................................... 1
• Updated pinout images and Pin Functions table.................................................................................................................... 3
• Added Operating junction temperature, TJ in Absolute Maximum Ratings ............................................................................ 4
• Added Receiving Notification of Documentation Updates section and Community Resources section .............................. 12
Changes from Revision K (November 2013) to Revision L
Page
• Added Applications, Device Information table, ESD Ratings table, Typical Characteristics, Feature Description
section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations
section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable
Information section. ................................................................................................................................................................ 1
• Updated Features ................................................................................................................................................................... 1
Changes from Revision J (January 2007) to Revision K
Page
• Deleted Ordering Information table. ...................................................................................................................................... 1
• Updated operating temperature range ................................................................................................................................... 5
• Added ESD warning ............................................................................................................................................................. 12
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