DAC7512DBVREP Equivalent & Substitute Parts

Part Overview

The DAC7512DBVREP is a 12-bit digital-to-analog converter manufactured by Texas Instruments, designed for data acquisition applications requiring voltage output buffering. This component features a single DAC with SPI/DSP interface compatibility and operates across a 2.7V to 5.5V supply range. The part is currently classified as obsolete, making identification of active equivalent alternatives essential for ongoing production and design continuity. Substitute parts maintain identical electrical and mechanical specifications while offering active product status and improved availability.

Key Parameters

Parameter	Value
Number of Bits	12
Number of D/A Converters	1
Settling Time	10µs
Output Type	Voltage - Buffered
Data Interface	SPI, DSP
Voltage - Supply, Analog	2.7V ~ 5.5V
Voltage - Supply, Digital	2.7V ~ 5.5V
INL/DNL (LSB)	±8 (Max), ±1 (Max)
Operating Temperature	-40°C ~ 105°C
Package / Case	SOT-23-6
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)

Substitute Part Grouping Explanation

Substitute parts for the DAC7512DBVREP are identified based on strict equivalence across all critical electrical and mechanical parameters. The substitution logic is based on the following criteria:

Electrical Equivalence Requirements:

12-bit resolution with identical INL/DNL specifications (±8 LSB max, ±1 LSB max)
Single DAC architecture with 10µs settling time
Buffered voltage output with SPI/DSP interface support
Identical supply voltage ranges (2.7V ~ 5.5V for both analog and digital supplies)
Operating temperature range of -40°C ~ 105°C

Mechanical & Compliance Equivalence:

SOT-23-6 surface mount package
ROHS3 compliance and MSL 2 (1 Year) rating
Identical base product number (DAC7512) with packaging variants

Both substitute parts (DAC7512N/250 and DAC7512N/3K) meet these criteria and differ only in packaging configuration (Cut Tape and Digi-Reel options), not in functional or electrical performance.

Parameter Comparison

Parameter	DAC7512DBVREP (Main)	DAC7512N/250 (Substitute)	DAC7512N/3K (Substitute)
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments
Number of Bits	12	12	12
Number of D/A Converters	1	1	1
Settling Time	10µs	10µs	10µs
Output Type	Voltage - Buffered	Voltage - Buffered	Voltage - Buffered
Data Interface	SPI, DSP	SPI, DSP	SPI, DSP
Voltage - Supply, Analog	2.7V ~ 5.5V	2.7V ~ 5.5V	2.7V ~ 5.5V
Voltage - Supply, Digital	2.7V ~ 5.5V	2.7V ~ 5.5V	2.7V ~ 5.5V
INL/DNL (LSB)	±8 (Max), ±1 (Max)	±8 (Max), ±1 (Max)	±8 (Max), ±1 (Max)
Operating Temperature	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C
Package / Case	SOT-23-6	SOT-23-6	SOT-23-6
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)	2 (1 Year)	2 (1 Year)

Engineering Selection Recommendations

DAC7512N/250 is designated as the manufacturer-recommended substitute. This part carries active product status from Texas Instruments and is available in Cut Tape and Digi-Reel packaging configurations. Selection of this part is appropriate for applications requiring standard packaging formats with established supply chain availability.

DAC7512N/3K serves as a parametric equivalent with identical electrical specifications and active product status. This part is also available in Cut Tape and Digi-Reel packaging. Both substitute parts maintain full compliance with ROHS3 and REACH requirements, ensuring regulatory alignment with the original DAC7512DBVREP.

The transition from the obsolete DAC7512DBVREP to either active substitute part presents no functional or electrical degradation. Both alternatives support identical circuit implementations and PCB layouts due to matching SOT-23-6 packaging and pin configurations.

Frequently Asked Questions (FAQ)

Q: Can DAC7512N/250 and DAC7512N/3K be used interchangeably with DAC7512DBVREP?

A: Yes. Both substitute parts are electrically and mechanically equivalent to the DAC7512DBVREP. All critical parameters including resolution, settling time, supply voltage ranges, output type, and interface protocols are identical. The only differences are packaging format (Cut Tape vs. Digi-Reel) and product status (active vs. obsolete).

Q: What is the difference between DAC7512N/250 and DAC7512N/3K?

A: Both parts are functionally identical 12-bit DACs with matching electrical specifications. The designations refer to packaging quantities: /250 indicates Cut Tape packaging with 250-unit reels, while /3K indicates Digi-Reel packaging with 3000-unit reels. Selection depends on procurement volume requirements and supply chain preferences.

Q: Are there any compliance or certification differences between the main part and substitutes?

A: No. All three parts maintain identical ROHS3 compliance, REACH unaffected status, and MSL 2 (1 Year) moisture sensitivity ratings. Regulatory and environmental compliance requirements are fully satisfied by either substitute part.

Q: Will PCB layout or schematic modifications be required when switching to a substitute part?

A: No modifications are required. The DAC7512N/250 and DAC7512N/3K use the identical SOT-23-6 package with matching pin configurations. Direct component substitution on existing PCBs is supported without layout changes.

Q: Why is the original DAC7512DBVREP classified as obsolete?

A: Product obsolescence reflects Texas Instruments' lifecycle management. The active substitute parts (DAC7512N/250 and DAC7512N/3K) represent the current production alternatives and are recommended for all new designs and ongoing production requirements.

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