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Status
Part Number	Status
DS1644	Active: In Production. But some versions of the family are No Longer Available.
DS1644P	Active: In Production.

This product contains lithium-metal batteries. See applicable regulations for transport requirements for batteries in equipment.

Ordering Information

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. More: SeeFull Data Sheet or Part 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.

Devices: 1-5 of 5

DS1644	Notes	Free Sample	Buy	Status	Package: TYPE PINS FOOTPRINT   DRAWING CODE/VAR *	Temp	RoHS/Lead-Free? Materials Analysis
DS1644L-120			N/A	No Longer Available	Land Pattern: Not Available	0°C to +70°C	See data sheet
DS1644-120	120ns			Active	EDIP;28 pin;630 mm² Outline Drawing: 21-0245 (PDF) Land Pattern: Not Available Use pkgcode/variation: MDF28-5*	0°C to +70°C	RoHS/Lead-Free: No Materials Analysis
DS1644-120+				Active	EDIP;28 pin;630 mm² Outline Drawing: 21-0245 (PDF) Land Pattern: Not Available Use pkgcode/variation: MDF28+3*	0°C to +70°C	RoHS/Lead-Free: Lead Free Materials Analysis
DS1644P	Notes	Free Sample	Buy	Status	Package: TYPE PINS FOOTPRINT   DRAWING CODE/VAR *	Temp	RoHS/Lead-Free? Materials Analysis
DS1644P-120	120ns			Active	PCAP;34 pin;597 mm² Outline Drawing: 21-0246 (PDF) Land Pattern: Not Available Use pkgcode/variation: PC2-2*	0°C to +70°C	RoHS/Lead-Free: No Materials Analysis
DS1644P-120+				Active	PCAP;34 pin;597 mm² Outline Drawing: 21-0246 (PDF) Land Pattern: Not Available Use pkgcode/variation: PC2+2*	0°C to +70°C	RoHS/Lead-Free: Lead Free Materials Analysis

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