Nonvolatile Timekeeping RAM

Ordering Info

Status

Part Number	Status
DS1647	Active: In Production. See Ordering Information for details.
DS1647P	Active: In Production. See Ordering Information for details.

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Temperature:

Tape and Reel

Sample

Part Number	Notes	Free Sample	Buy	Status	Recommended Replacement	Package: TYPE PINS FOOTPRINT DRAWING CODE/VAR *	Temp	RoHS/Lead-Free? Materials Analysis
DS1647-120			N/A	No Longer Available	DS1747-70+	EDIP;32 pin;707.2 mm² Outline Drawing:21-0245 (PDF) Land Pattern: Not Available Use pkgcode/variation: MDT32-4*	0°C to +70°C	RoHS/Lead-Free: No Materials Analysis
DS1647-120+				Active		EDIP;32 pin;707.2 mm² Outline Drawing:21-0245 (PDF) Land Pattern: Not Available Use pkgcode/variation: MDT32+4*	0°C to +70°C	RoHS/Lead-Free: Lead Free Materials Analysis
DS1647P-120	120ns		N/A	No Longer Available	DS1747P-70+	PCAP;34 pin;596.9 mm² Outline Drawing:21-0246 (PDF) Land Pattern: Not Available Use pkgcode/variation: PC2-1*	0°C to +70°C	RoHS/Lead-Free: No Materials Analysis
DS1647P-120+				Active		PCAP;34 pin;596.9 mm² Outline Drawing:21-0246 (PDF) Land Pattern: Not Available Use pkgcode/variation: PC2+1*	0°C to +70°C	RoHS/Lead-Free: Lead Free Materials Analysis

Notes:

Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt; -D = drypack; -U/+U on DS parts = cut tape. More: See Full Data Sheet or Maxim Product Naming Conventions.
* Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.

Overview		Technical Documents		Ordering Info		Related Products
Description Key Features Applications/Uses Key Specifications Diagram Notes and Comments		Data Sheet Application Notes Evaluation Kits Product Guides Reliability Reports Software/Models		Price and Availability Samples Buy Online Package Information Lead-Free Information		Similar Products by Function Similar Products by Application Evaluation Kits Products with Similar Part Numbers Products Used With This

Document Ref.: 19-5596 Rev 4; 2010-10-21
This page last modified: 2010-10-21