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DAC088S085CISQX/NOPB
Texas Instruments
IC DAC 8BIT V-OUT 16WQFN
1394 Pcs New Original In Stock
8 Bit Digital to Analog Converter 8 16-WQFN (4x4)
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5.0 / 5.0
- (284 Ratings)
DAC088S085CISQX/NOPB
Product Overview
1265352
DiGi Electronics Part Number
DAC088S085CISQX/NOPB-DGManufacturer
Texas Instruments
DAC088S085CISQX/NOPB
Description
IC DAC 8BIT V-OUT 16WQFNInventory
1394 Pcs New Original In Stock
8 Bit Digital to Analog Converter 8 16-WQFN (4x4)
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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DAC088S085CISQX/NOPB Technical Specifications
Category
Data Acquisition, Digital to Analog Converters (DAC)
Packaging
Cut Tape (CT)
Series
-
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Number of Bits
8
Number of D/A Converters
8
Settling Time
4.5µs
Output Type
Voltage - Buffered
Differential Output
No
Data Interface
SPI, DSP
Reference Type
External
Voltage - Supply, Analog
2.7V ~ 5.5V
Voltage - Supply, Digital
2.7V ~ 5.5V
INL/DNL (LSB)
±0.12, +0.03/-0.02
Architecture
String DAC
Operating Temperature
-40°C ~ 125°C
Package / Case
16-WFQFN Exposed Pad
Supplier Device Package
16-WQFN (4x4)
Mounting Type
Surface Mount
Base Product Number
DAC088S085
Datasheet & Documents
Manufacturer Product Page
DAC088S085CISQX/NOPB Specifications
HTML Datasheet
DAC088S085CISQX/NOPB-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
296-43842-6
-296-43842-1-DG
DAC088S085CISQX/NOPB-DG
296-43842-2
296-43842-1
Standard Package
4,500
Alternative Parts
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MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
문의했을 때 친절히 설명해줬고, 배송도 빠르게 도착해서 대만족입니다.
Dec 02, 2025
お店の価格は非常に魅力的で、丁寧なサポートも嬉しいです。
Dec 02, 2025
I've rarely encountered such a combination of excellent products and superb service.
Dec 02, 2025
The quick shipping really helped me plan my work efficiently.
Dec 02, 2025
The after-sales support from DiGi Electronics was responsive and highly professional, ensuring all my concerns were addressed promptly.
Dec 02, 2025
The after-sales assistance is very professional and always helpful whenever I reach out.
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Frequently Asked Questions (FAQ)
What are the key design-in risks when integrating the DAC088S085CISQX/NOPB in a multi-channel precision sensing application with tight timing constraints?
When integrating the DAC088S085CISQX/NOPB in precision sensing systems, a major risk is managing the 4.5µs settling time across all eight channels under dynamic load conditions. If channels update simultaneously via SPI, supply noise can degrade output accuracy due to shared internal string architecture. To mitigate, use separate low-noise LDOs for AVDD and DVDD, minimize trace length between DAC outputs and high-impedance loads, and implement staggered channel updates if synchronization isn't critical. Also, ensure external reference stability—any drift directly impacts all channels since the DAC088S085CISQX/NOPB uses an external reference. Layout symmetry and ground plane isolation will reduce crosstalk in high-density designs.
How does the DAC088S085CISQX/NOPB compare to the AD5626BRUZ-1 in an 8-channel, space-constrained industrial control module?
The DAC088S085CISQX/NOPB offers a significant footprint advantage over the AD5626BRUZ-1, integrating eight 8-bit channels in a compact 4x4mm 16-WQFN versus four channels in a 16-TSSOP for the AD5626BRUZ-1. While both support SPI and operate over similar supply ranges, the DAC088S085CISQX/NOPB provides better INL (±0.12 LSB vs. ±1 LSB typical), beneficial for consistent channel matching. However, the AD5626 has internal reference and higher bit resolution (12-bit), making it better for higher precision at lower channel count. Choose the DAC088S085CISQX/NOPB when space and channel density are prioritized over per-channel resolution and internal reference convenience.
Can the DAC088S085CISQX/NOPB reliably replace the MAX522 lead (SO-8) version in legacy designs without redesigning the PCB?
No, the DAC088S085CISQX/NOPB cannot directly replace the MAX522 in SO-8 packages due to fundamental differences in channel count, interface, and footprint. The MAX522 is a dual-channel I²C device in SO-8, while the DAC088S085CISQX/NOPB has eight channels and requires SPI/DSP interface on a 16-WQFN. A drop-in replacement isn't feasible—designers must rework layout, routing, and firmware to accommodate SPI clocking and additional slave selects. However, for upgrading channel density in new iterations, the DAC088S085CISQX/NOPB is ideal if the system migrates to SPI and can handle the smaller pitch WQFN thermal-pad mounting.
What are the reliability concerns when operating the DAC088S085CISQX/NOPB at the upper limit of its 125°C temperature range in automotive applications?
Operating the DAC088S085CISQX/NOPB at 125°C requires careful attention to thermal management and long-term drift due to its string DAC architecture. While the device is rated for -40°C to 125°C, elevated temperatures increase output drift and reference loading errors, especially with resistive reference sources. To maintain reliability, ensure the exposed pad is properly soldered to a sufficient PCB thermal land (minimum 2mm²) to lower junction temperature. Monitor DNL stability—though ±0.03 LSB at room temperature, it may degrade at temperature extremes. Also validate timing margins, as SPI clock setup/hold requirements can tighten under thermal stress in automotive ECUs.
What PCB layout practices minimize crosstalk and noise in high-speed SPI communication with the DAC088S085CISQX/NOPB in mixed-signal systems?
To minimize crosstalk and noise when interfacing the DAC088S085CISQX/NOPB in mixed-signal systems, keep SPI lines (SCLK, SDIN, LDAC) short and routed away from analog output traces. Use ground shielding between digital and analog sections, and place 100nF ceramic bypass capacitors as close as possible to both AVDD and DVDD pins (pins 14 and 2 respectively). Route the exposed thermal pad to an internal ground plane using multiple vias to reduce ground bounce. Since the DAC088S085CISQX/NOPB has buffered voltage outputs, avoid capacitive loading >100pF directly at the output without a series resistor to prevent instability. Finally, ensure the SPI clock rise time is controlled (<10ns) to avoid coupling into sensitive analog nodes.
Quality Assurance (QC)
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DAC088S085CISQX/NOPB CAD Models
Texas Instruments DAC088S085CISQX/NOPB PCB symbols & footprints
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