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Maxim > Products > [Real-Time Clocks] 
DS1672
I²C 32-Bit Binary Counter RTC

Low-Voltage, Serial Timekeeping Chip Combines an Ultra-Low-Voltage Clock with Sophisticated Power-Monitoring Circuitry, Power-Fail Switches, and a Switch to Optional Trickle-Charging, Replacing Several Discrete Components with One Chip


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Status
Part Number Status
DS1672 Active: In Production. But some versions of the family are No Longer Available.

Ordering Information
Notes:

  1. Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
  2. Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
  3. Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt. More: SeeFull Data Sheet or Part Naming Conventions.
  4. * 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: 1-21 of 21

DS1672 Notes Free
Sample		 Buy Status Recommended Replacement
Package: TYPE PINS FOOTPRINT
  DRAWING CODE/VAR *
Temp RoHS/Lead-Free?
Materials Analysis
DS1672-2     N/A No Longer Available DS1672-2+
 PDIP(N);8 pin;79.7 mm²
Outline Drawing: 21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P8-1*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672-3     N/A No Longer Available DS1672-3+
 PDIP(N);8 pin;79.7 mm²
Outline Drawing: 21-0043 (PDF)
Land Pattern: Not Available
Use pkgcode/variation: P8-9*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672-33     N/A No Longer Available DS1672-33+
 PDIP(N);8 pin;79.7 mm²
Outline Drawing: 21-0043 (PDF)
Land Pattern: Not Available
Use pkgcode/variation: P8-9*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672-2+  
Active
PDIP(N);8 pin;79.7 mm²
Outline Drawing: 21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672-3+  
Active
PDIP(N);8 pin;79.7 mm²
Outline Drawing: 21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672-33+  
Active
PDIP(N);8 pin;79.7 mm²
Outline Drawing: 21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672S-3   3V  
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8-4*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672S-33   3.3V  
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8-4*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672S-33/T&R    
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8-4*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672S-2+  
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8+5*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672S-3+  
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8+5*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672S-3+T&R    
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8+5*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672S-33+  
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8+5*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672S-33+T&R    
Active
SOIC(N);8 pin;30.9 mm²
Outline Drawing: 21-0041 (PDF)
Land Pattern: 90-0096 (PDF)
Use pkgcode/variation: S8+5*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672U-3   3V  
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8-1*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672U-33   3.3V  
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8-1*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672U-33/T&R    
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8-1*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
DS1672U-2+  
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672U-3+  
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672U-33+  
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
DS1672U-33+T&R    
Active
µMAX;8 pin;16.2 mm²
Outline Drawing: 21-0036 (PDF)
Land Pattern: 90-0092 (PDF)
Use pkgcode/variation: U8+1*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis

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    2006-04-10
    This page last modified: 2009-06-04


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