Features Output skew-2.0 ns typical Input to output delay-10 ns typical Operation from single 5V supply Outputs won't load line when VCC = 0V Four line drivers in one package for maximum package density Output short-circuit protection Complementary outputs Meets the requirements of EIA Standard RS-422 Pin compatible with AM26LS31 Available in military and commercial temperature range Description The DS26LS31 is a quad differential line driver designed for digital data transmission over balanced lines. The DS26LS31 meets all the requirements of EIA Standard RS-422 and Federal Standard 1020. It is designed to provide unipolar differential drive to twisted-pair or parallel-wire transmission lines. The circuit provides an enable and disable function common to all four drivers. The DS26LS31 features TRI-STATE ® outputs and logically ANDed complementary outputs. The inputs are all LS compatible and are all one unit load.

Typical Application click for larger image	Connection Diagram click for larger image
Typical Performance click for larger image

Datasheets

Title		Size	Date	Other Language
	DS26LS31C Quad High Speed Differential Line Drivers	254 Kbytes	22-Sep-04	日本語

Application Notes

Title		Size	Date	Other Language
	AN-903: Application Note 903 A Comparison of Differential Termination Techniques	196 Kbytes	2-Oct-02

Part Number(s) (NSID)	Top View	Availability	Current Reported Stock	Budgetary Pricing	Pack Size
DS26LS31CM/NOPB DS26LS31CM RoHS Status	SOIC NARROW	Full production Lead Time: 6 weeks	Distributor Region Qty ARROW Worldwide 418 AVNET-EM Worldwide 956 CEAC Asia Pacific 816 DIGI-KEY Worldwide 801 FARNELL Europe and Asia 2322 MOUSER Worldwide 589 NEWARK Americas 472 RS COMPONENTS Worldwide 709 TAYLOR Americas 1102	$0.48 each at 1K+ pcs	rail of 48
DS26LS31CMX/NOPB DS26LS31CMX RoHS Status	SOIC NARROW	Full production Lead Time: 6 weeks	Distributor Region Qty ARROW Worldwide 5000 AVNET-EM Worldwide 2500 DIGI-KEY Worldwide 0 MOUSER Worldwide 2444 TAYLOR Americas 5000	$0.48 each at 1K+ pcs	reel of 2500
DS26LS31CN/NOPB DS26LS31CN RoHS Status	MDIP	Full production Lead Time: 6 weeks	Distributor Region Qty ARROW Worldwide 133 AVNET-EM Worldwide 14 BRITESTONE South Korea 156 DIGI-KEY Worldwide 509 FARNELL Europe and Asia 2964 MOUSER Worldwide 548 NEWARK Americas 124 RS COMPONENTS Worldwide 568 TAYLOR Americas 333	$0.63 each at 1K+ pcs	rail of 25

Obsolete Versions

Obsolete Part	Alternate Part or Supplier	Source	Last Time Buy Date
DS26LS31CJ	NONE	NONE	08 Sep 1998

All information pertaining to the RoHS Compliance Standard can be found at http://www.national.com/en/packaging/leadfree.html.

Moisture Sensitivity Level Data for DS26LS31C.

A RoHS compliance or an IPC 1752 report can be acquired at http://www.national.com/en/packaging/greennopb.html.

National's certificate of product compliance for DS26LS31C is located at RoHS Status.

Part Number(s) (NSID)	Weight (milligrams)	Type	Pins	MSL Rating	Peak Reflow	RoHS Status	CAD Symbols	Models	Package Marking Format
DS26LS31CM/NOPB DS26LS31CM	139.49 140	SOIC NARROW	16	1 1	260 235	Detail	Download	N/A	NSUZXYTTE# DS26LS31CM
DS26LS31CMX/NOPB DS26LS31CMX	139.49 140	SOIC NARROW	16	1 1	260 235	Detail	Download	N/A	NSUZXYTTE# DS26LS31CM
DS26LS31CN/NOPB DS26LS31CN	1066.29 1070	MDIP	16	1 1	NA NA	Detail	Download	N/A	NSUZXYYTTE# DS26LS31CN AM26LS31PC

All information pertaining to the RoHS Compliance Standard can be found at http://www.national.com/en/packaging/leadfree.html.

Moisture Sensitivity Level Data for DS26LS31C.

A RoHS compliance or an IPC 1752 report can be acquired at http://www.national.com/en/packaging/greennopb.html.

National's certificate of product compliance for DS26LS31C is located at RoHS Status.

CAD Symbols and Models Download DS26LS31C CAD Symbols

Models N/A

Obsolete Versions

Obsolete Part	Alternate Part or Supplier	Source	Last Time Buy Date
DS26LS31CJ	NONE	NONE	08 Sep 1998