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Maxim > Products > [Analog-to-Digital Converters]  [LED Lighting and LCD Display ICs] 
ICL7137
Low-Power, 3 1/2 Digit A/D Converter


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Status
Active: In Production.

Data Sheet
FULL DATA SHEET (PDF, 176kB)
Download this datasheet in PDF formatDownload   Send this datasheet to any email addressE-Mail

Key Specifications:  Dual-Slope & Display-Oriented ADCs
Part Number Resolution
(±Counts)		 Output Type ICC
(mA)		 Ref.
(V)		 VSUPPLY
(V)		 Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)		 Price
typ max w/pins See Notes
ICL7137  2000 LED 0.06 Int./Ext. ±5 0 to +70
MQFP/44
PDIP(W)/40
PLCC/44
 204.5 $3.64 @1k
See All Dual-Slope & Display-Oriented ADCs (31)

Diagram
ICL7137: Typical Operating Circuit
Typical Operating Circuit

Application Notes
  		• Application Note 1041: Understanding Integrating ADCs - ICL7137
  		• Application Note 1883: LEDs Are Still Popular (and Improving) after All These Years - ICL7137
  		• Application Note 2102: Migrating from Integrating ADC Architectures to Sigma Delta - ICL7137

    Design Guides
  		• Amplifiers and Sensors (PDF)
  		• Video (PDF)

    Reliability Reports
  		• Show FIT data for:
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    Software/Models
    none

    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: 1-14 of 14

    ICL7137 Free
    Sample    		 Buy Status
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    		Temp RoHS/Lead-Free?
    Materials Analysis
    ICL7137CJL    
    		Active

    Land Pattern: Not Available

    		0°C to +70°C See data sheet
    ICL7137C/D    
    		Active DICE SALES;NA pin;0 mm²

    Land Pattern: Not Applicable
    Use pkgcode/variation: DICE*
    		See data sheet
    ICL7137CMH+D  
    		Active MQFP;44 pin;204.5 mm²
    Outline Drawing: 21-0826 (PDF)
    Land Pattern: 90-0169 (PDF)
    Use pkgcode/variation: M44+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    ICL7137CMH+TD    
    		Active MQFP;44 pin;204.5 mm²
    Outline Drawing: 21-0826 (PDF)
    Land Pattern: 90-0169 (PDF)
    Use pkgcode/variation: M44+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    ICL7137CMH-D    
    		Active

    Land Pattern: Not Available

    		0°C to +70°C See data sheet
    ICL7137CMH-TD    
    		Active

    Land Pattern: Not Available

    		0°C to +70°C See data sheet
    ICL7137CPL+3    
    		Active PDIP(W);40 pin;835.7 mm²
    Outline Drawing: 21-0044 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P40+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    ICL7137CPL    
    		Active PDIP(W);40 pin;835.7 mm²
    Outline Drawing: 21-0044 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P40-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    ICL7137CPL-3    
    		Active PDIP(W);40 pin;835.7 mm²
    Outline Drawing: 21-0044 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P40-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    ICL7137CPL+  
    		Active PDIP(W);40 pin;835.7 mm²
    Outline Drawing: 21-0044 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P40+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    ICL7137CQH-D    
    		Active PLCC;44 pin;311.5 mm²
    Outline Drawing: 21-0049 (PDF)
    Land Pattern: 90-0236 (PDF)
    Use pkgcode/variation: Q44-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    ICL7137CQH-TD    
    		Active

    Land Pattern: Not Available

    		0°C to +70°C See data sheet
    ICL7137CQH+D  
    		Active PLCC;44 pin;311.5 mm²
    Outline Drawing: 21-0049 (PDF)
    Land Pattern: 90-0236 (PDF)
    Use pkgcode/variation: Q44+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    ICL7137CQH+TD    
    		Active

    Land Pattern: Not Available

    		0°C to +70°C See data sheet

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    Rev 0; 1900-01-01
    This page last modified: 2009-11-09


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