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Maxim > Products > [Filters (Analog)] 
MAX293, MAX294, MAX297
8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters

Also See MAX7400/3/4/7 for Lowest-Power Applications


  QuickView     Technical Documents     Ordering Info     More Information     User Comments (0)     All  
Data Sheet
FULL DATA SHEET (PDF, 2.2MB)
Download this datasheet in PDF formatDownload   Send this datasheet to any email addressE-Mail

Key Specifications:   Active Filters
Part Number Filter Sections per Pkg. Order per Filter Section Filter Class Filter Type Filter Characteristic Program Method Lowest Cutoff (Hz) Highest Cutoff (kHz) Dual Supply Voltage (±V) Supply Voltage (V) Operating Temp. Range (°C) Price**
MAX293  1 8 Switched Cap Lowpass Elliptic Clock 0.1 25 5 5 -55 to +125
-40 to +85
0 to +70 		$3.18 @ 1k
MAX294  25 $3.18 @ 1k
MAX297  50 $3.18 @ 1k
See All Active Filters (50)
Notes:
**This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

Application Notes
  		• Application Note 1904: Telephone Tone Generator Requires No Trimming - MAX293

    Evaluation Kits
    none

    Design Guides
  		• Mux & Switch (PDF)

    Reliability Reports
  		• Reliability Report: MAX293.pdf MAX294.pdf
  		• Show FIT data for:
  		• Request Reliability Report for:

    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: 1-66 of 66

    MAX293 Free
    Sample    		 Buy
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    		Temp RoHS/Lead-Free?
    Materials Analysis
    MAX293MJA    
    		CDIP(N);8 pin;83 mm²
    Outline Drawing: 21-0045 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: J8-2*
    		-55°C to +125°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293C/D    


    Land Pattern: Not Available

    		See data sheet
    MAX293CPA    
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8-2*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293CPA+  
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8+2*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293EPA+  
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8+2*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293EPA    
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8-2*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293CWE+  
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293CWE+T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293CWE-T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293CWE    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293EWE    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293EWE-T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293EWE+  
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293EWE+T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293CSA+T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293CSA+  
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX293CSA    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293CSA-T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293ESA-T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293ESA+T    
    		SOIC(N);8 pin;31 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
    MAX293ESA    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX293ESA+  
    		SOIC(N);8 pin;31 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
    MAX294 Free
    Sample    		 Buy
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    		Temp RoHS/Lead-Free?
    Materials Analysis
    MAX294MJA    
    		CDIP(N);8 pin;83 mm²
    Outline Drawing: 21-0045 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: J8-2*
    		-55°C to +125°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294C/D    


    Land Pattern: Not Available

    		See data sheet
    MAX294CPA    
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8-2*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294CPA+  
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8+2*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294EPA    
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8-2*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294EPA+  
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8+2*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294CWE    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294CWE+T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294CWE+  
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294CWE-T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294EWE+T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294EWE+  
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294EWE    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294EWE-T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294CSA-T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294CSA+T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294CSA+  
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX294CSA    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294ESA    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294ESA-T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX294ESA+T    
    		SOIC(N);8 pin;31 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
    MAX294ESA+  
    		SOIC(N);8 pin;31 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
    MAX297 Free
    Sample    		 Buy
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    		Temp RoHS/Lead-Free?
    Materials Analysis
    MAX297MJA    
    		CDIP(N);8 pin;83 mm²
    Outline Drawing: 21-0045 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: J8-2*
    		-55°C to +125°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297C/D    


    Land Pattern: Not Available

    		See data sheet
    MAX297CPA+  
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8+2*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297CPA    
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8-2*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297EPA    
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8-2*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297EPA+  
    		PDIP(N);8 pin;80 mm²
    Outline Drawing: 21-0043 (PDF)
    Land Pattern: Not Applicable
    Use pkgcode/variation: P8+2*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297CWE-T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297CWE+  
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297CWE+T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297CWE    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297EWE-T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297EWE    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16-1*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297EWE+  
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297EWE+T    
    		SOIC(W);16 pin;112 mm²
    Outline Drawing: 21-0042 (PDF)
    Land Pattern: 90-0107 (PDF)
    Use pkgcode/variation: W16+1*
    		-40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297CSA    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297CSA-T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		0°C to +70°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297CSA+T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297CSA+  
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8+5*
    		0°C to +70°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX297ESA    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297ESA-T    
    		SOIC(N);8 pin;31 mm²
    Outline Drawing: 21-0041 (PDF)
    Land Pattern: 90-0096 (PDF)
    Use pkgcode/variation: S8-5*
    		-40°C to +85°C RoHS/Lead-Free: No
    Materials Analysis
    MAX297ESA+  
    		SOIC(N);8 pin;31 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
    MAX297ESA+T    


    Land Pattern: Not Available

    		-40°C to +85°C See data sheet

    Notes and Comments
    • Single 8th-order, elliptic, switched-capacitor filter

    Related Products
    MAX7408, MAX7411, MAX7412, MAX7415 5th Order, Lowpass, Elliptic, Switched-Capacitor Filters
    MAX7400, MAX7403, MAX7404, MAX7407 8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters

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    Document Ref.: 19-0020; Rev 2; 2008-08-07
    This page last modified: 2008-08-07


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