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DS160PR412RUAR
Texas Instruments
PCIE 4.0, 16-GBPS, 4-CHANNEL LIN
2310 Pcs New Original In Stock
Buffer, ReDriver 4 Channel 16Gbps 42-WQFN (3.5x9)
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5.0 / 5.0
- (27 Ratings)
DS160PR412RUAR
Product Overview
9575393
DiGi Electronics Part Number
DS160PR412RUAR-DGManufacturer
Texas Instruments
DS160PR412RUAR
Description
PCIE 4.0, 16-GBPS, 4-CHANNEL LINInventory
2310 Pcs New Original In Stock
Buffer, ReDriver 4 Channel 16Gbps 42-WQFN (3.5x9)
Quantity
Minimum 1
Minimum 1
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DS160PR412RUAR Technical Specifications
Category
Interface, Signal Buffers, Repeaters, Splitters
Packaging
Tape & Reel (TR)
Series
-
Product Status
Active
Type
Buffer, ReDriver
Applications
PCI Express
Input
LVCMOS
Output
Differential
Data Rate (Max)
16Gbps
Number of Channels
4
Delay Time
80ps
Signal Conditioning
Input Equalization, Output De-Emphasis
Capacitance - Input
1.5 pF
Voltage - Supply
3V ~ 3.6V
Current - Supply
145mA
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
42-WFQFN Exposed Pad
Supplier Device Package
42-WQFN (3.5x9)
Base Product Number
DS160PR412
Datasheet & Documents
HTML Datasheet
DS160PR412RUAR-DG
Environmental & Export Classification
RoHS Status
Not applicable
Moisture Sensitivity Level (MSL)
2 (1 Year)
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
296-DS160PR412RUARTR
296-DS160PR412RUARDKR
296-DS160PR412RUARCT
Standard Package
3,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
サイト内検索も精度が高く、欲しい情報にすぐたどり着けました。
December 02, 2025
Received my order in record time, and the packaging was flawless.
December 02, 2025
Delivery was prompt and efficient, allowing me to receive my order sooner than anticipated.
December 02, 2025
DiGi Electronics shows responsibility in their packaging choices while keeping prices low.
December 02, 2025
Their packaging advantages have helped us cut costs related to product damages and returns.
December 02, 2025
DiGi Electronics offers excellent value, balancing affordability with high-quality packaging.
December 02, 2025
The eco-packaging was innovative and reduced unnecessary waste.
December 02, 2025
The tough build quality of DiGi Electronics’ products means I can rely on them for prolonged use without concerns about breakdowns.
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Frequently Asked Questions (FAQ)
What are the key design-in risks when using the DS160PR412RUAR in a high-density PCIe 4.0 backplane with long trace lengths?
When integrating the DS160PR412RUAR in high-density PCIe 4.0 systems with long traces, inter-channel crosstalk and lossy channel attenuation become critical. The DS160PR412RUAR’s input equalization helps compensate for up to 20dB of loss, but careful channel modeling is required to avoid over-equalization, which can amplify noise. Ensure the AC coupling capacitors are placed symmetrically and keep trace lengths differentially matched within 50 mils. Also, maintain adequate spacing (≥3W) between adjacent high-speed lanes to minimize crosstalk exacerbated by the DS160PR412RUAR’s high sensitivity. Use IBIS-AMI models for channel simulation to validate performance before layout sign-off.
How does the DS160PR412RUAR compare to the Pericom PI3DPX4104L in PCIe 4.0 retimer applications, and can they be used interchangeably?
The DS160PR412RUAR and PI3DPX4104L both support PCIe 4.0 at 16 Gbps across 4 channels, but the DS160PR412RUAR offers integrated input equalization and output de-emphasis with finer tunability, giving it an edge in lossy backplanes. Unlike the PI3DPX4104L, the DS160PR412RUAR does not include full retiming (CDR), operating as a linear ReDriver instead—this limits its use in severely degraded signals where clock recovery is essential. They are pin-compatible but not functionally interchangeable in designs requiring retiming. Replacing PI3DPX4104L with DS160PR412RUAR requires verifying link budget, as the lack of CDR may impact error rates in long-reach applications.
What thermal and power integrity precautions should be taken when deploying the DS160PR412RUAR in compact, thermally constrained embedded designs?
The DS160PR412RUAR draws 145mA from a 3V–3.6V supply, dissipating ~500mW under full load, which can cause localized heating in tightly packed 42-WQFN packages. To manage thermal risk, ensure the exposed thermal pad is properly soldered to a solid ground plane using an array of 4x 0.3mm thermal vias connected to inner-layer copper. Avoid placing heat-sensitive components nearby. Use separate LDOs or low-noise regulators for AVDD and DVDD if jitter performance is critical. Monitor junction temperature with thermal simulation, especially near the 85°C operating limit, to maintain signal integrity over temperature.
Can the DS160PR412RUAR be used as a drop-in replacement for the TI DS100BR410 in existing PCIe 3.0 designs upgrading to PCIe 4.0?
While the DS160PR412RUAR and DS100BR410 share similar ReDriver architectures, the DS160PR412RUAR supports up to 16 Gbps (PCIe 4.0), making it suitable for upgrades from PCIe 3.0 systems using the DS100BR410. However, it is not a direct drop-in replacement due to differences in register mapping, I2C control interfaces, and power sequencing requirements. The DS160PR412RUAR requires configuration via I2C for equalization and de-emphasis settings, whereas the DS100BR410 uses pin-strapping. Redesign the control circuitry and update firmware to configure DS160PR412RUAR registers. Validate eye diagram margins and retry compliance in the new link.
What signal integrity challenges arise from the 80ps propagation delay in the DS160PR412RUAR, and how can timing margins be preserved in multi-stage ReDriver designs?
The 80ps propagation delay of the DS160PR412RUAR is low but becomes significant in cascaded ReDriver topologies, particularly in multi-slot backplanes with multiple DS160PR412RUAR devices. Delay accumulation across stages can compress timing margins and affect PCIe link training. To preserve margins, limit cascading to two DS160PR412RUAR devices per lane and verify end-to-end delay through simulation. Use PCIe-compliant AC coupling capacitors (100nF) and validate that the total round-trip delay remains within PCIe 4.0's 80ns requirement. Enable link equalization training (LTR) to adaptively compensate for any residual timing skew introduced by the DS160PR412RUAR stages.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
DS160PR412RUAR CAD Models
Texas Instruments DS160PR412RUAR PCB symbols & footprints
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