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DAC8871SBPW
Texas Instruments
IC DAC 16BIT V-OUT 16TSSOP
1539 Pcs New Original In Stock
16 Bit Digital to Analog Converter 1 16-TSSOP
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5.0 / 5.0
- (191 Ratings)
DAC8871SBPW
Product Overview
1442383
DiGi Electronics Part Number
DAC8871SBPW-DGManufacturer
Texas Instruments
DAC8871SBPW
Description
IC DAC 16BIT V-OUT 16TSSOPInventory
1539 Pcs New Original In Stock
16 Bit Digital to Analog Converter 1 16-TSSOP
Quantity
Minimum 1
Minimum 1
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DAC8871SBPW Technical Specifications
Category
Data Acquisition, Digital to Analog Converters (DAC)
Packaging
Tube
Series
-
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Number of Bits
16
Number of D/A Converters
1
Settling Time
1µs (Typ)
Output Type
Voltage - Unbuffered
Differential Output
No
Data Interface
SPI
Reference Type
External
Voltage - Supply, Analog
±13.5V ~ 19.8V
Voltage - Supply, Digital
2.7V ~ 5.5V
INL/DNL (LSB)
±1, ±0.25
Architecture
R-2R
Operating Temperature
-40°C ~ 105°C
Package / Case
16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package
16-TSSOP
Mounting Type
Surface Mount
Base Product Number
DAC8871
Datasheet & Documents
Manufacturer Product Page
DAC8871SBPW Specifications
HTML Datasheet
DAC8871SBPW-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
-296-22150-5
-DAC8871SBPWG4
-DAC8871SBPW-NDR
-296-22150-5-NDR
-DAC8871SBPWG4-NDR
296-22150-5
TEXTISDAC8871SBPW
-296-22150-5-DG
2156-DAC8871SBPW
296-22150-5-NDR
Standard Package
90
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Une expérience d'achat fluide grâce à leur professionnalisme exemplaire.
de desembre 02, 2025
DiGi Electronics’ logistics tracking is a key asset for my company.
de desembre 02, 2025
Delivery was as fast as promised, showing their efficient logistics management.
de desembre 02, 2025
Fast delivery times and a team that handled my inquiries with expertise.
de desembre 02, 2025
Prompt shipping and affordability truly stand out at DiGi Electronics.
de desembre 02, 2025
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de desembre 02, 2025
Their post-purchase care strengthens my confidence in their services.
de desembre 02, 2025
The customer service team was proactive in offering assistance without being intrusive.
de desembre 02, 2025
Every delivery has been prompt, and the packaging is always secure.
de desembre 02, 2025
I trust DiGi Electronics because of their unwavering commitment to quality.
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Frequently Asked Questions (FAQ)
Can the DAC8871SBPW be safely used in a single-supply +15V system without violating its analog supply requirements, and what are the risks if the negative rail is omitted?
The DAC8871SBPW requires a bipolar analog supply (±13.5V to ±19.8V), meaning it needs both positive and negative rails. Omitting the negative supply (e.g., using only +15V and GND) will violate the absolute maximum ratings and likely cause incorrect output behavior or damage. If your system lacks a negative rail, consider using a charge-pump inverter or redesigning with a single-supply DAC like the DAC8830 instead. Forcing single-supply operation on the DAC8871SBPW risks latch-up, output saturation near ground, and long-term reliability degradation due to improper internal biasing.
What are the critical layout considerations when placing the DAC8871SBPW on a mixed-signal PCB to minimize noise coupling into the 16-bit voltage output?
To preserve 16-bit accuracy with the DAC8871SBPW, isolate the analog and digital ground planes under the device using a single-point connection, route the SPI lines away from the output and reference traces, and place a low-ESR decoupling capacitor (100nF ceramic + 10µF tantalum) as close as possible to the AVDD and AVSS pins. Avoid running high-speed digital signals beneath the TSSOP package, and use a guard ring around the output trace if routing over a split plane. Poor layout can induce >5 LSB errors due to ground bounce or capacitive coupling, especially given the unbuffered output architecture.
Is the DAC8871SBPW a drop-in replacement for the Analog Devices AD5662 in a ±15V industrial control application, and what design changes might be needed?
The DAC8871SBPW is not a direct drop-in for the AD5662 due to key differences: the AD5662 uses an internal reference and operates from a single +2.7V to +5.5V supply, while the DAC8871SBPW requires an external reference and dual ±13.5V to ±19.8V analog supplies. Additionally, the AD5662 has a buffered output, whereas the DAC8871SBPW is unbuffered—requiring an external op-amp for driving loads <10kΩ. You’ll need to add a precision external reference (e.g., REF5025), generate a negative rail, and possibly include output buffering. Verify SPI timing compatibility, as the DAC8871SBPW has stricter t_CSH requirements.
How does the unbuffered output of the DAC8871SBPW affect stability when driving capacitive loads, and what compensation techniques are recommended?
The unbuffered output of the DAC8871SBPW has limited drive capability and can oscillate or exhibit ringing when driving capacitive loads >100pF. This is a common issue in cable-connected or long-trace applications. To mitigate this, add a small series resistor (10–100Ω) at the output followed by a feedback capacitor (10–33pF) if using an external op-amp buffer. Alternatively, use a unity-gain stable precision op-amp (e.g., OPA140) configured as a voltage follower close to the DAC. Without proper compensation, step response overshoot can exceed 20%, corrupting high-resolution measurements in control loops.
What long-term reliability risks should I consider when operating the DAC8871SBPW at its maximum rated temperature of 105°C in an enclosed industrial enclosure?
Operating the DAC8871SBPW continuously at 105°C increases the risk of electromigration in the R-2R ladder network and accelerates degradation of the bond wires and mold compound, potentially leading to drift in INL/DNL over time. Ensure adequate airflow or heatsinking if the ambient exceeds 85°C, and derate supply voltages slightly to reduce power dissipation. Also, verify that your PCB’s CTE matches the 16-TSSOP package to avoid solder joint fatigue during thermal cycling. For mission-critical applications above 90°C, consider periodic calibration or selecting a device with higher temperature qualification. Moisture sensitivity (MSL 2) also demands strict bake-out procedures if rework is needed after long storage.
Quality Assurance (QC)
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DAC8871SBPW CAD Models
Texas Instruments DAC8871SBPW PCB symbols & footprints
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