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Maxim > Products > Analog-to-Digital Converters  Display Drivers and Display Power 
MAX138, MAX139, MAX140
3 1/2 Digit ADC with Reference, Charge Pump, and Direct LED Drivers

Operates with Single +2.5V to +7V Supply, Accepts Bipolar Inputs


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Data Sheet
FULL DATA SHEET (PDF, 7.6MB)
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Key Specifications:   Dual-Slope & Display-Oriented ADCs
Part Number Resolution (±Counts) Output Type Typ. Supply Current (mA) Ref. (V) Supply Voltage (V) RoHS Available Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C) Price**
MAX138  2000 LCD 0.2 Int/Ext 2.5 to 7.0 Yes Ceramic DIP/40
DICE SALES/0
MQFP/44
PDIP/40
PLCC/44 		181 -40 to +85
0 to +70 		$6.30 @ 1k
MAX139  LED DICE SALES/0
MQFP/44
PDIP/40
PLCC/44 		$6.08 @ 1k
MAX140  LED DICE SALES/0
MQFP/44
PDIP/40
PLCC/44 		$4.68 @ 1k
See All Dual-Slope & Display-Oriented ADCs (31)
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.

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    Document Ref.: 19-0805; Rev 2; 1995-11-01
    This page last modified: 2004-01-17




             


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