DAC5573IPWRG4 Equivalent & Substitute Parts

Part Overview

The DAC5573IPWRG4 is an 8-bit digital-to-analog converter (DAC) with 4 independent channels, designed for data acquisition applications requiring voltage output buffering. This device features I2C interface control, external reference capability, and operates across a wide supply voltage range of 2.7V to 5.5V for both analog and digital supplies.

The DAC5573IPWRG4 is classified as obsolete. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term product availability for applications currently utilizing this component.

Substiute Parts

DAC5573IPWRG4

Texas InstrumentsIn Stock: 8889DAC5573IPWRG4 Datasheet

Current PartRFQ

DAC5573IPWR

Texas InstrumentsIn Stock: 6680DAC5573IPWR Datasheet

Parametric EquivalentRFQ

AD5306ARUZ

Analog Devices Inc.In Stock: 2897AD5306ARUZ Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the DAC5573IPWRG4 are identified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Critical Parameters for Substitution:

• Number of bits: 8
• Number of D/A converters: 4
• Output type: Voltage - Buffered
• Data interface: I2C
• Reference type: External
• Package / Case: 16-TSSOP
• Mounting type: Surface Mount
• Operating temperature range: -40°C ~ 105°C

Substitute Categories:

Parametric Equivalent: DAC5573IPWR (Texas Instruments) — Identical electrical specifications and package configuration. Differs only in packaging format (Tape & Reel vs. standard packaging) and product status (Active vs. Obsolete).

Manufacturer Recommended Equivalent: AD5306ARUZ (Analog Devices Inc.) — Meets all critical electrical and mechanical parameters. Demonstrates improved performance in settling time (8µs vs. 12µs) and linearity specifications (INL/DNL ±0.15, ±0.02 vs. ±0.25, ±0.1). Minimum supply voltage requirement is 2.5V (vs. 2.7V for DAC5573IPWRG4). Product status is Active.

Parameter Comparison

Engineering Selection Recommendations

DAC5573IPWR (Texas Instruments): This part is the direct parametric equivalent to the DAC5573IPWRG4. Both devices share identical electrical specifications, architecture, and package configuration. The primary distinction is product status: DAC5573IPWR is classified as Active, ensuring ongoing manufacturer support and supply chain availability. This part is suitable for direct replacement in applications currently using the DAC5573IPWRG4. Both parts maintain ROHS3 compliance and identical moisture sensitivity ratings.

AD5306ARUZ (Analog Devices Inc.): This part meets all critical substitution parameters and is classified as Active. The AD5306ARUZ demonstrates enhanced performance characteristics: faster settling time (8µs vs. 12µs) and superior linearity specifications (INL/DNL ±0.15, ±0.02 vs. ±0.25, ±0.1). The minimum supply voltage is 2.5V, which is 0.2V lower than the DAC5573IPWRG4. Both parts maintain ROHS3 compliance and identical moisture sensitivity ratings. Selection of this part provides performance advantages while maintaining full electrical and mechanical compatibility.

Frequently Asked Questions (FAQ)

Q: Can DAC5573IPWR be used as a direct replacement for DAC5573IPWRG4?

A: Yes. DAC5573IPWR is a parametric equivalent with identical electrical specifications, pin configuration, and package dimensions. The only differences are packaging format and product status. DAC5573IPWR is currently in active production.

Q: What are the key differences between DAC5573IPWRG4 and AD5306ARUZ?

A: Both parts share the same 8-bit, 4-channel architecture, I2C interface, and 16-TSSOP package. The AD5306ARUZ offers faster settling time (8µs vs. 12µs) and tighter linearity specifications (INL/DNL ±0.15, ±0.02 vs. ±0.25, ±0.1). The AD5306ARUZ minimum supply voltage is 2.5V compared to 2.7V for the DAC5573IPWRG4.

Q: Are all substitute parts compatible with the same PCB layout?

A: Yes. All three parts use the 16-TSSOP package with identical pin assignments and mechanical dimensions (0.173" width, 4.40mm). No PCB layout modifications are required for substitution.

Q: Do all substitute parts meet the same compliance standards?

A: Yes. DAC5573IPWR and AD5306ARUZ are both ROHS3 compliant with MSL rating of 1 (Unlimited), matching the original DAC5573IPWRG4 specifications.

Q: Which substitute part should be selected for new designs?

A: Selection depends on application requirements. For direct replacement with identical performance, use DAC5573IPWR. For applications benefiting from improved settling time and linearity, use AD5306ARUZ. Both parts are in active production and offer long-term supply availability.

Q: What is the impact of the 0.2V lower minimum supply voltage on AD5306ARUZ?

A: The AD5306ARUZ operates at a minimum of 2.5V versus 2.7V for the DAC5573IPWRG4. This provides greater flexibility in low-voltage applications. Existing designs operating at 2.7V or higher are fully compatible with the AD5306ARUZ.