Find IP Sell IP AI Assistant Chip Talk Chip Videos About Us
Log In

Leo LSI Co., Ltd.

Leo LSI Co., Ltd. is a pioneering force in the semiconductor IP industry, specializing in the design and development of application-specific integrated circuits (ASICs), with a robust focus on analog and mixed-signal designs. Since its inception in 2007, the company has established itself as a leading provider of high-performance analog IP solutions, serving a global clientele with products that are both innovative and reliable. Leo LSI has earned its reputation through a commitment to quality and a keen understanding of the intricate needs of its customers, which range from consumer electronics to industrial applications. As an official sub-licensee of Samsung Foundry's analog IP, Leo LSI leverages its status to offer a wide array of silicon-proven analog IPs. This partnership allows them to significantly reduce chip development lead times and mitigate design risks for their customers, thus enhancing the efficiency and effectiveness of the development process. The company’s product offerings span a wide spectrum, including converter IPs, high-speed interface IPs, and power management solutions, all meticulously crafted to meet the highest industry standards. Leo LSI's team is comprised of highly skilled and experienced engineers dedicated to pushing the boundaries of IP design. This expertise is particularly evident in their custom IP solutions, which are tailored to meet the specific requirements of diverse applications, particularly in the industrial and medical markets. The company’s technical acumen and collaborative approach assure clients of solutions that maximize both performance and cost-efficiency, fulfilling the most stringent project specifications. Read more

Is this your business? Claim it to manage your IP and profile

10
IPs available

16bit 16KSPS Sigma-Delta ADC

The 16-bit Sigma-Delta ADC supports a sampling rate of 16KSPS and is crafted using 55nm 2P7M SMIC CMOS technology. Notably, it offers programmable gain settings from 0 to 50 dB, providing flexibility in adjusting to varying signal strengths. The ADC supports both PDM (Pulse Density Modulation), I2S, and TDM (Time-Division Multiplexing) interfaces, making it adaptable for various audio processing applications. This converter is designed to handle mono audio inputs effectively, operating over a digital range that spans from AVSS to AVDD, which ensures a broad compatibility with diverse audio equipment. It maintains a high signal-to-noise ratio (SNR) of 90dB, critical for high-fidelity audio processing requirements, and features low current consumption figures, both in active and power-down states, enhancing energy efficiency. Applications for this ADC extend into digitally-intensive audio environments, including microphones and high-resolution audio streaming devices. Its technology and features make it a go-to choice for systems requiring precision audio digitization under power constraints, such as in portable and battery-dependent audio equipment.

Leo LSI Co., Ltd.
SMIC
22nm
A/D Converter, D/A Converter, Embedded Memories
View Details

12bit 1MSPS ADC

The 12bit 1MSPS ADC utilizes Samsung's advanced 100nm (LF6) CMOS technology. This converter supports a wide operating range, accommodating analog voltages from 2.7V to 5.5V, with typical settings at 5.0V, allowing it to be highly versatile across various voltage environments. Its maximum conversion rate is 1 MSPS between 3.6V and 5.5V, dropping slightly under lower voltage conditions, providing adaptability to different power settings. This ADC is equipped with 16-channel single-ended inputs, enabling complex data sampling across numerous streams. It boasts an impressive dynamic range, featuring a differential non-linearity (DNL) of ±1.0 LSB and an integral non-linearity (INL) of ±1.5 LSB, ensuring accurate digital representation of analog signals. The combination of effective signal-to-noise ratio (SNR) and spurious-free dynamic range (SFDR) contributes to optimizing signal integrity. Power efficiency is achieved with a consumption rate of approximately 8.0mW at full power, along with power-down capabilities that further conserve energy, allowing this component to play crucial roles in power-sensitive applications. This efficiency makes it suitable for embedded systems that require continuous monitoring, such as in IoT devices, industrial controls, and portable instrumentation.

Leo LSI Co., Ltd.
Samsung
22nm
A/D Converter, Analog Subsystems, Embedded Memories
View Details

65nm 8ch 12bit 1MSPS Low power ADC

Employing advanced 65nm processes, this 8-channel ADC supports 12-bit resolution with conversion capabilities ranging from 0.1MSPS to 1MSPS. Particularly noted for its low power consumption, it operates with analog voltage supplies between 2.4V and 3.6V, and digital voltages from 1.08V to 1.32V, making it extremely versatile in power-sensitive applications. Precision is a key feature, evidenced by DNL and INL within tight tolerances and effective signal-to-noise ratios that augment its utility in precise instrumentation and control systems. The ADC's design ensures efficient resource use without sacrificing performance, crucial for high-fidelity conversions in compact settings. Typical applications of this ADC include data acquisition systems, pressure sensors, and environments where battery efficiency is paramount. Its low-profile design is conducive to integration within multifunctional systems, supporting operations that require both robustness and efficiency in power utilization.

Leo LSI Co., Ltd.
TSMC
45nm
A/D Converter, Embedded Memories
View Details

55nm 8ch 12bit 1MSPS Low power ADC

This ADC offers an impressive blend of low power consumption and high performance, employing a 55nm process to support 8-channel data acquisition at resolutions of up to 12 bits, with conversion rates reaching 1 MSPS. Designed with an emphasis on efficiency, it operates across analog voltage supplies from 2.4V to 3.6V and digital supplies between 1.08V to 1.32V, making it an excellent fit for compact, low-voltage systems. Performance metrics include excellent linearity and dynamic range, with differential non-linearity (DNL) and integral non-linearity (INL) maintaining tight tolerances of ±1.0 and ±2.0 LSB, respectively. The ADC achieves a spurious-free dynamic range (SFDR) of 89dB and a signal-to-noise ratio (SNR) of 72dB, ensuring clear and reliable data conversion for diverse applications. Benefiting from minimal standby power consumption below 0.1uA, this ADC is ideal for battery-powered devices and systems with critical power management requirements. Its applications include wireless sensor networks, data acquisition systems, and instrumentation where power and size constraints are stringent.

Leo LSI Co., Ltd.
SMIC
22nm ULP
A/D Converter, Embedded Memories
View Details

5V 16-ch 12-Bit IMSPS ADC

The 5V 16-ch 12-Bit IMSPS ADC is designed using Magnachip's 0.18um 1P4M CMOS technology. It offers a resolution of 12 bits with a conversion rate of 1 MSPS, making it suitable for demanding applications requiring precision and speed. The ADC operates with analog voltages ranging from 4.5V to 5.5V and digital voltages from 1.62V to 1.98V, with a wide temperature range from -40°C to 85°C. It exhibits a differential non-linearity (DNL) of ±1 LSB and integral non-linearity (INL) of ±2 LSB, ensuring high accuracy. This ADC is optimized for low power consumption, drawing only 2mA during operation, making it ideal for battery-powered applications. Its robust performance metrics include DNL and INL for linearity and distortion characteristics that manage noise effectively. Additional features include a broad spectrum of analog input channels supporting simultaneous sampling, which enhances efficiency. Featuring a compact design and efficiency in voltage utilization, this ADC integrates seamlessly into larger systems that require precise data conversions. It is particularly well-suited for sensor applications, data acquisition systems, and other similar environments where performance cannot be compromised.

Leo LSI Co., Ltd.
Renesas
130nm
A/D Converter, Embedded Memories
View Details

180nm 8ch 12bit 1MSPS ADC

This ADC employs 0.18um 2P5M CMOS technology and supports an 8-channel, 12-bit setup with conversion rates reaching 1 MSPS. It operates efficiently at 1.8V for both analog and digital power supplies, striking a balance between power consumption and high performance. With INL and DNL maintained within ±0.8 and ±1.1 LSB respectively, the ADC delivers excellent precision and reliability, making it a preferred choice in systems where space and power are limited yet performance cannot be compromised. The SFDR of 73dB and an SNR of 68.5dB ensure that the ADC handles audio and sensor data with minimal distortion. Perfectly suited for details in data loggers, field sensors, and battery-operated devices, its low power consumption of 1.2mA is suitable for applications requiring continual uptime with minimal energy expenditure. Its small size further enhances its utility in embedded systems requiring robust data interpretation capabilities without extensive footprint demands.

Leo LSI Co., Ltd.
SMIC
180nm
A/D Converter, Embedded Memories
View Details

55nm 10bit 250MHz Video DAC

Engineered using a 55nm process, this Video DAC supports a 10-bit resolution with an operation rate of 250MHz, catering specifically to high-speed video processing needs. It operates at an analog voltage of 3.3V and a digital supply of 1.2V, offering a stable and reliable power setup. The DAC features a single channel differential output designed to handle output loads of 75 ohms, ensuring minimal signal losses and optimal integrity. Its DNL and INL are closely controlled at ±0.5 LSB and ±1.0 LSB, respectively, providing exceptional consistency for video and graphic output tasks. Aimed at high-performance applications like digital video systems and instrumentation, this DAC perfectly meets demands for vivid and accurate image synthesis. It is capable of transforming video signals for external viewing devices while keeping power dissipation to about 62mW, allowing for high efficiency even in power-sensitive environments.

Leo LSI Co., Ltd.
Samsung
55nm
D/A Converter, Embedded Memories
View Details

55nm 8-ch 10-bit 1MSPS Low-power ADC

Tailored for power-conscious applications, this ADC supports a 10-bit resolution with conversion rates up to 1 MSPS, across eight channels. Utilizing a 55nm process technology, it operates with analog voltage supplies ranging from 3.0V to 3.6V, and offers digital voltage flexibility from 1.08V to 1.32V, or alternatively 0.95V to 1.05V, providing an adaptable power profile catering to different configurations. Linearity and dynamic performance are supported with a DNL of ±1.0 LSB and an INL of ±2.0 LSB, optimizing it for applications requiring precise data measurement. With SNR and SFDR ratings supporting low distortion, it effectively manages to combine resource efficiency with quality performance. Applications for this ADC span data acquisition systems, battery-powered equipment, and sensor-driven technologies that benefit from its low power draw and compact size, providing high precision within a modest power envelope.

Leo LSI Co., Ltd.
SMIC
55nm ULP
A/D Converter, Embedded Memories
View Details

5V 16-ch 12-Bit 1MSPS ADC

Tailored for precise data logging and acquisition tasks, the 5V 16-channel ADC operates at a 12-bit resolution with conversion rates maintaining a steady 1 MSPS. Specially designed for high performance, it runs on an analog power supply between 4.5V to 5.5V, with its digital needs met by a configurable supply ranging from 1.62V to 1.98V. Its architecture ensures minimal linearity errors, with DNL and INL both held at ±1 LSB, paired with a noise-optimized design to maintain clarity and signal integrity across multiple channels. This is crucial for applications requiring simultaneous data reads where precise control and accuracy are necessary in complex environments. With effective power management and low power draw, this ADC is well-suited for systems where operational uptime is vital without the need to compromise on precision, such as in enhanced sensor networks, control systems, and portable data readers.

Leo LSI Co., Ltd.
Renesas
130nm
A/D Converter
View Details

65nm 10bit 1MSPS SAR

An advanced 65nm technology powers this 10-bit SAR ADC, capable of achieving conversion rates up to 1 MSPS for intricate sensor data analysis. It's designed for energy efficiency with an analog power supply that spans from 2.2V to 3.6V, paired with digital voltages set between 1.08V and 1.32V. This ADC benefits from precision metrics, with DNL and INL contained within ±0.5 and ±1.0 LSB, respectively. Such accuracy, combined with a low SNR threshold even in high conversion applications, ensures minimal distortion and precise digital signal interpretation from analog sources. Primarily targeting applications in areas of data acquisition and wireless sensing, this compact ADC fits seamlessly into systems where performance reliability is mandatory without prohibitive power consumption. It excels in settings demanding rapid data processing and accuracy under diverse conditions.

Leo LSI Co., Ltd.
TSMC
45nm
A/D Converter
View Details
Sign up to Silicon Hub to buy and sell semiconductor IP

Sign Up for Silicon Hub

Join the world's most advanced semiconductor IP marketplace!

It's free, and you'll get all the tools you need to discover IP, meet vendors and manage your IP workflow!

No credit card or payment details required.

Sign up to Silicon Hub to buy and sell semiconductor IP

Welcome to Silicon Hub

Join the world's most advanced AI-powered semiconductor IP marketplace!

It's free, and you'll get all the tools you need to advertise and discover semiconductor IP, keep up-to-date with the latest semiconductor news and more!

Plus we'll send you our free weekly report on the semiconductor industry and the latest IP launches!

Switch to a Silicon Hub buyer account to buy semiconductor IP

Switch to a Buyer Account

To evaluate IP you need to be logged into a buyer profile. Select a profile below, or create a new buyer profile for your company.

Add new company

Switch to a Silicon Hub buyer account to buy semiconductor IP

Create a Buyer Account

To evaluate IP you need to be logged into a buyer profile. It's free to create a buyer profile for your company.

Review added

Claim Your Business

Please enter your work email and we'll send you a link to claim your business.

Review added

Claim Email Sent

Please check your email for a link you can use to claim this business profile.

Chatting with Volt