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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Clock Buffers, DriversCDCLVC1103PWR
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CDCLVC1103PWR - Texas Instruments

Manufacturer Part Number
CDCLVC1103PWR
Manufacturer
Texas Instruments
Allelco Part Number
32D-CDCLVC1103PWR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
21,680 pcs available, New & Original
Parts Description
IC CLK BUFFER 1:3 250MHZ 8TSSOP
Package
8-TSSOP
Data sheet
CDCLVC1103PWR.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 21680
  • Unit Price: $0.932
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.932 $0.93
10+ $0.778 $7.78
30+ $0.693 $20.79
100+ $0.552 $55.20
500+ $0.509 $254.50
1000+ $0.491 $491.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

CDCLVC1103PWR Tech Specifications
Texas Instruments - CDCLVC1103PWR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - CDCLVC1103PWR

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply 2.3V ~ 3.6V
Type Fanout Buffer (Distribution)
Supplier Device Package 8-TSSOP
Series -
Ratio - Input:Output 1:3
Package / Case 8-TSSOP (0.173', 4.40mm Width)
Package Tape & Reel (TR)
Product Attribute Attribute Value
Output LVCMOS
Operating Temperature -40°C ~ 85°C
Number of Circuits 1
Mounting Type Surface Mount
Input LVCMOS
Frequency - Max 250 MHz
Differential - Input:Output No/No
Base Product Number CDCLVC1103

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

CDCLVC1103PWR Image
CDCLVC1103PWR (1)

Manufacturer Part Number

CDCLVC1103PWR

Manufacturer

Texas Instruments

Introduction

The CDCLVC1103 is a high-speed fanout buffer designed to distribute high frequency clock signals in electronic systems.

Product Features and Performance

Fanout Buffer (Distribution) type

One input to three output configuration

Supports LVCMOS input and output levels

Operates up to 250 MHz frequency

Wide supply voltage range from 2.3V to 3.6V

Suitable for -40°C to 85°C operating temperature range

Surface Mount 8-TSSOP package ensures compact design

Product Advantages

Low additive phase noise for cleaner clock signal distribution

Capable of operating at high temperatures

Compact package suitable for space-constrained applications

Provides low skew and high signal integrity

CDCLVC1103PWR Image
CDCLVC1103PWR (2)

Key Technical Parameters

Number of Circuits: 1

Ratio - Input:Output: 1:3

Differential - Input:Output: No/No

Input: LVCMOS

Output: LVCMOS

Frequency - Max: 250 MHz

Voltage - Supply: 2.3V ~ 3.6V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 8-TSSOP

Supplier Device Package: 8-TSSOP

Quality and Safety Features

Manufactured by a reputable company ensuring reliability and quality

Constructed to operate reliably within specified temperature ranges

Compatibility

Compatible with LVCMOS input and output signal levels

Adaptable for various systems through its wide voltage supply range

Application Areas

Telecommunications

Consumer Electronics

Industrial Control Systems

Networking Equipment

Data Processing

Product Lifecycle

Active product status

Regularly stocked and not nearing discontinuation

Potential future replacements or upgrades available within Texas Instruments' portfolio

Several Key Reasons to Choose This Product

Maintains signal integrity even at high operating frequencies

Eases the design process with a simple 1:3 clock distribution solution

Ensures compatibility with LVCMOS technology

Reduces design footprint due to its small package size

Produced by Texas Instruments, known for quality and support

Frequently Asked Questions(FAQ)

How does the CDCLVC1103PWR support clock distribution in a 250 MHz LVCMOS system, and what are its key electrical characteristics?
The CDCLVC1103PWR functions as a 1:3 fanout buffer designed for high-speed LVCMOS clock signal distribution at up to 250 MHz. It maintains signal integrity by replicating a single input clock into three identical LVCMOS outputs without requiring differential signaling. Operating across a supply range of 2.3V to 3.6V, it ensures compatibility with standard low-voltage digital systems. With a propagation delay typically around 1.2 ns and skew between outputs under 50 ps, it supports synchronous designs where timing alignment is critical. Its small 8-TSSOP package allows integration into space-constrained layouts while maintaining performance.
What design considerations should be taken into account when selecting the CDCLVC1103PWR for a 250 MHz interface compared to other clock buffers?
When evaluating the CDCLVC1103PWR against alternatives like the SN74LVC1G34 or dedicated FPGA clock managers, several trade-offs emerge. Unlike single-gate buffers, the CDCLVC1103 provides three balanced outputs with controlled skew, making it suitable for distributing clocks to multiple subsystems. However, it lacks integrated PLLs or frequency synthesis, so external reference stability becomes paramount. At 250 MHz, PCB trace length matching and termination strategies must be carefully implemented to avoid reflections. Additionally, power consumption scales linearly with output load; driving capacitive loads above 10 pF per output may require careful decoupling and layout planning to maintain rise/fall times under 1 ns.
How does the operating temperature range of the CDCLVC1103PWR influence its use in industrial versus commercial applications?
The CDCLVC1103PWR operates from -40°C to 85°C, aligning it with industrial-grade requirements rather than standard commercial ranges. This extended range supports deployment in automotive peripherals, outdoor instrumentation, or factory automation where ambient temperatures may fluctuate significantly. While most consumer electronics operate within 0°C to 70°C, industrial environments often exceed these bounds due to heat from nearby components or harsh climates. The device’s stable performance across this span ensures reliable clock distribution without thermal derating effects on jitter or propagation delay, provided proper thermal management is maintained through adequate copper pour and airflow.
Can the CDCLVC1103PWR drive multiple ICs simultaneously without degrading signal quality at 250 MHz?
Yes, but with constraints. Each of the three LVCMOS outputs can source/sink up to 24 mA, enabling direct drive of standard CMOS inputs without additional buffering. However, at 250 MHz, total capacitive load per output should not exceed approximately 15 pF including PCB parasitics and receiver input capacitance. Driving more than two high-speed interfaces (e.g., DDR memory or SerDes receivers) may necessitate series termination resistors or reduced slew rates to prevent overshoot and ringing. Simulation using IBIS models is recommended to validate eye diagrams under worst-case load conditions before final layout completion.
What role does the Moisture Sensitivity Level (MSL) rating play in manufacturing and handling of the CDCLVC1103PWR?
The CDCLVC1103PWR has an MSL rating of 1, meaning it is non-hygroscopic and unaffected by moisture during storage. This simplifies production scheduling since no bake cycles are required prior to soldering, even after prolonged exposure to ambient humidity. It also reduces logistical complexity in just-in-time manufacturing environments. In contrast, higher MSL parts demand controlled dry-packaging and oven drying before reflow, increasing cost and turnaround time. For volume production using standard lead-free reflow profiles, the MSL 1 status ensures consistent solder joint reliability without special handling procedures.
How does the CDCLVC1103PWR compare to the CDCLVC1104 variant in terms of output configuration and application suitability?
The CDCLVC1103PWR offers one input driving three identical LVCMOS outputs, ideal for point-to-multipoint clock tree branching. In contrast, the CDCLVC1104 provides four buffered outputs from a single input, offering greater fanout capability. While both share the same core architecture and 250 MHz performance, choosing between them depends on system topology: if three synchronized domains need independent clocks (e.g., ADC, processor, and PHY), the 1103 suffices. If four peripherals require isolated yet aligned clocks, the 1104 reduces component count and board real estate. Neither integrates phase adjustment, so deterministic timing relies solely on input stability and trace symmetry.
What impact does supply voltage variation have on the CDCLVC1103PWR’s switching behavior at near-maximum frequency?
Within its specified 2.3V to 3.6V range, the CDCLVC1103PWR maintains consistent propagation delay and jitter characteristics. However, lowering the supply toward 2.3V increases gate delays slightly, potentially reducing the effective maximum frequency margin by 5–10%. At 250 MHz operation close to this limit, noise immunity decreases proportionally—input thresholds shift lower, making the device more susceptible to undershoot or ground bounce. Therefore, designers should ensure clean power delivery with <50 mVpp ripple and adequate bypassing (e.g., 100 nF ceramic near VCC/GND pins). Marginal cases may require derating the operating frequency by 10–20 MHz to guarantee setup/hold compliance under all process-voltage-temperature corners.
Why might someone choose the CDCLVC1103PWR over an FPGA-based clock management solution for simple fanout tasks?
For basic clock distribution without phase alignment, frequency multiplication, or deskew, the CDCLVC1103PWR offers advantages in power efficiency, footprint, and deterministic latency. FPGAs consume milliwatts per logic block and introduce variable routing delays that complicate timing closure. The standalone buffer delivers fixed 1.2 ns propagation delay regardless of FPGA configuration, simplifying PCB layout constraints. Additionally, it eliminates firmware overhead and reduces development time when only signal replication is needed. Only when advanced features like fractional-N synthesis or programmable delays justify the FPGA’s overhead would a hybrid approach make sense; otherwise, the CDCLVC1103PWR provides optimal balance of performance and simplicity.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments CDCLVC1103PWR

Product Attribute CDCLVC1104PWR CDCLVC1102PWR CDCLVC1108PWR CDCLVC1106PWR
Part Number CDCLVC1104PWR CDCLVC1102PWR CDCLVC1108PWR CDCLVC1106PWR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Output - - - -
Series - - - -
Type - - - -
Voltage - Supply - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Base Product Number - DAC34H84 MAX500 ADS62P42
Number of Circuits - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Frequency - Max - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Ratio - Input:Output - - - -
Input - - - -
Differential - Input:Output - - - -

CDCLVC1103PWR Datasheet PDF

Download CDCLVC1103PWR pdf datasheets and Texas Instruments documentation for CDCLVC1103PWR - Texas Instruments.

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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CDCLVC1103PWR Image

CDCLVC1103PWR

Texas Instruments
32D-CDCLVC1103PWR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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