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DS4402, DS4404

Two/Four-Channel, I²C Adjustable Current DAC

Two and Four I²C Adjustable Current Sources Capable of Sinking or Sourcing Current

Overview

Technical Documents

Ordering Info

Status

Active: In Production.

Description

The DS4402 and DS4404 contain two and four I²C adjustable current DACs, respectively, that are each capable of sinking or sourcing current. Each output has 31 sink and 31 source settings that are programmed by the I²C interface. External resistors set the full-scale range and step size of each output.

Data Sheet

Download	Rev 3	(PDF, 164kB)
E-Mail

Key Features

Two (DS4402) or Four (DS4404) Current DACs
Full-Scale Range for Each DAC Determined by External Resistors
31 Settings Each for Sink and Source Modes
I²C-Compatible Serial Interface
Two Three-Level Address Pins Allow Nine Devices on Same I²C Bus
Small Package (14-Pin TDFN)
-40°C to +85°C Temperature Range
2.7V to 5.5V Operation

Applications/Uses

Adjustable Current Sink or Source
Power-Supply Adjustment
Power-Supply Margining

Key Specifications:

Precision DACs (4-12 Bits)

Part Number

Resolution
(bits)

Channels

Output Type

Reference

INL
(±LSB)

Interface

Supply Range
(V)

Oper. Temp.
(°C)

Budgetary Price

max

min

max

See Notes

DS4402

Current- Buffered

Ext.

Serial - I²C

2.7

5.5

-40 to +85

$0.61 @1k

DS4404

$0.77 @1k

See All Precision DACs (4-12 Bits) (268)

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

Typical Operating Circuit

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Information Index

Overview		Technical Documents		Ordering Info		Related Products
Description Key Features Applications/Uses Key Specifications Diagram Notes and Comments		Data Sheet Application Notes Evaluation Kits Product Guides Reliability Reports Software/Models		Price and Availability Samples Buy Online Package Information Lead-Free Information		Similar Products by Function Similar Products by Application Evaluation Kits Products with Similar Part Numbers Products Used With This

Document Ref.: 19-4641 Rev 3; 2009-06-10
This page last modified: 2009-06-10