Maxim > Products > Filters (Analog) > MAX270, MAX271

MAX270, MAX271

Digitally Programmable, Dual, 2nd-Order, Continuous Lowpass Filter
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Status Explanations for product status codes

Active: In Production.
 

Data Sheet

Download this datasheet in PDF formatDownload Rev 1 (PDF, 7.9MB)
Send this datasheet to any email addressE-Mail

Key Specifications:

Active Filters
Part Number Filter Sections Order Per Filter Section Filter Class Filter Type Filter Characteristic Program Method Lowest Cutoff
(Hz)		 Highest Cutoff
(kHz)		 VSUPPLY (Dual)
(±V)		 VSUPPLY
(V)		 Oper. Temp.
(°C)		 Budgetary Price
max min Dual See Notes
MAX270  2 2 Continuous Lowpass Chebyshev
µP Bus
Pin Strap
 1000 25 5 5
-55 to +125
-40 to +85
0 to +70
 $11.22 @1k
MAX271  $9.44 @1k
See All Active Filters (50)
Pricing 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.


Diagram

MAX270: Pin Configuration
Pin Configuration

MAX271: Pin Configuration
Pin Configuration

Application Notes

Application Note 21   Three ICs Produce Pure Sine Waves
Application Note 23   µP-Supervisor Chip Controls Programmable Filter

Reliability Reports

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Software/Models

none

Ordering Information

Filters: Part Number: Package: Temperature: Tape and Reel Sample
Part Number Free
Sample		 Buy Status Explanations for product status codes Package:
TYPE PINS FOOTPRINT
DRAWING  CODE/VAR * 		Temp RoHS/Lead-Free?
Materials Analysis
MAX270C/D    
Active DICE SALES;NA pin;DICE;

Land Pattern: Not Applicable
Use pkgcode/variation: DICE*
See data sheet
MAX270CPP    
Active PDIP(N);20 pin;217.1 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P20-2*
0°C to +70°C RoHS/Lead-Free: No
Materials Analysis
MAX270CPP+  
Active PDIP(N);20 pin;217.1 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P20+2*
0°C to +70°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX270CWP    
Active SOIC(W);20 pin;137.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0108 (PDF)
Use pkgcode/variation: W20-3*
0°C to +70°C RoHS/Lead-Free: No
Materials Analysis
MAX270CWP+  
Active SOIC(W);20 pin;137.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0108 (PDF)
Use pkgcode/variation: W20+3*
0°C to +70°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX270CWP+T    
Active W.SO;20 pin

Land Pattern: Not Available

0°C to +70°C See data sheet
MAX270CWP-T    
Active W.SO;20 pin

Land Pattern: Not Available

0°C to +70°C See data sheet
MAX270EPP    
Active PDIP(N);20 pin;217.1 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P20-2*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
MAX270EPP+  
Active PDIP(N);20 pin;217.1 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: P20+2*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX270EWP    
Active SOIC(W);20 pin;137.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0108 (PDF)
Use pkgcode/variation: W20-3*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
Part Number Free
Sample		 Buy Status Explanations for product status codes Package:
TYPE PINS FOOTPRINT
DRAWING  CODE/VAR * 		Temp RoHS/Lead-Free?
Materials Analysis
MAX270EWP+  
Active SOIC(W);20 pin;137.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0108 (PDF)
Use pkgcode/variation: W20+3*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX270EWP+T    
Active W.SO;20 pin

Land Pattern: Not Available

-40°C to +85°C See data sheet
MAX270EWP-T    
Active W.SO;20 pin

Land Pattern: Not Available

-40°C to +85°C See data sheet
MAX270MJP    
Active CDIP(N);20 pin;218.9 mm²
Outline Drawing:21-0045 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: J20-2*
-55°C to +125°C RoHS/Lead-Free: No
Materials Analysis
MAX271C/D    
Active DICE SALES;NA pin;DICE;

Land Pattern: Not Applicable
Use pkgcode/variation: DICE*
See data sheet
MAX271CNG    
Active PDIP(N);24 pin;158.4 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: N24-3*
0°C to +70°C RoHS/Lead-Free: No
Materials Analysis
MAX271CNG+  
Active PDIP(N);24 pin;158.4 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: N24+3*
0°C to +70°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX271CWG    
Active SOIC(W);24 pin;164.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0182 (PDF)
Use pkgcode/variation: W24-2*
0°C to +70°C RoHS/Lead-Free: No
Materials Analysis
MAX271CWG+  
Active SOIC(W);24 pin;164.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0182 (PDF)
Use pkgcode/variation: W24+2*
0°C to +70°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX271CWG+T    
Active W.SO;24 pin

Land Pattern: Not Available

0°C to +70°C See data sheet
Part Number Free
Sample		 Buy Status Explanations for product status codes Package:
TYPE PINS FOOTPRINT
DRAWING  CODE/VAR * 		Temp RoHS/Lead-Free?
Materials Analysis
MAX271CWG-T    
Active W.SO;24 pin

Land Pattern: Not Available

0°C to +70°C See data sheet
MAX271ENG    
Active PDIP(N);24 pin;158.4 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: N24-3*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
MAX271ENG+  
Active PDIP(N);24 pin;158.4 mm²
Outline Drawing:21-0043 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: N24+3*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX271EWG    
Active SOIC(W);24 pin;164.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0182 (PDF)
Use pkgcode/variation: W24-2*
-40°C to +85°C RoHS/Lead-Free: No
Materials Analysis
MAX271EWG+  
Active SOIC(W);24 pin;164.3 mm²
Outline Drawing:21-0042 (PDF)
Land Pattern: 90-0182 (PDF)
Use pkgcode/variation: W24+2*
-40°C to +85°C RoHS/Lead-Free: Lead Free
Materials Analysis
MAX271EWG+T    
Active W.SO;24 pin

Land Pattern: Not Available

-40°C to +85°C See data sheet
MAX271EWG-T    
Active W.SO;24 pin

Land Pattern: Not Available

-40°C to +85°C See data sheet
MAX271MRG    
Active CDIP(N);24 pin;256 mm²
Outline Drawing:21-0045 (PDF)
Land Pattern: Not Applicable
Use pkgcode/variation: R24-4*
-55°C to +125°C RoHS/Lead-Free: No
Materials Analysis

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; -D = drypack; -U/+U on DS parts = cut tape. More: See Full Data Sheet or Maxim Product 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.

Notes and Comments

Dual 2nd-order lowpass filter with an on-board, uncommitted op amp (MAX270)
Dual 2nd-order lowpass filter with an internal track and hold (T/H) (MAX271)

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Information Index

Document Ref.: 19-3701 Rev 1; 1991-08-01
This page last modified: 2009-11-06

 


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