Leo LSI Co., Ltd.

CUSTOM ANALOG IP

Converter IPs

LeoLSI has been accumulating plentiful knowhow for Analog IP design including Converters, High Speed Interface, PLL, OSC and PMICs, through over 10 years IP design experience on various foundry sites. LeoLSI has the ability to accelerate the IP development ,integration for smaller size and lower power, which can specialize, optimize customers applications and requirements accordingly.

Data Converter(ADC / DAC) IPs

Our data converter includes general purpose ADCs, DACs and special function data converters designed for wide range of application.

High Speed Interface(HSI) IPs

LeoLSI has experienced HSI PHY design of MiPi, eDP, HDMI, etc. with specialized engineers who can collaborate from spec. targetting to mass production supports.

Clock Generator(PLL / OSC) IPs

Various PLL design experience not only general purpose but also high speed for specific applications and OSCs for use as watch-god timers and system clock generator for MCUs.

Other IPs

Power management IPs are developed including Power-On Reset generator (POR), Low Drop Out Voltage Regulator(LDO), and Programmable gain amplifiers. Also we have experienced special IP design based on customer requirement.

Various foundry vendor experience

LeoLSI has experienced various foundry sites by porting standard and customized Analog IPs to many customer products.

Converter IPs

High Speed Interface IPs

PLL & OSC IPs

Other IPs

5V 16-ch 12-Bit IMSPS ADC

제품상세정보테이블

Key Features

Magnachip 0.18um 1P4M CMOS technology
12-bit resolution
1MHz conversion rate
4.5V to 5.5V analog voltage
1.62V to 1.98V digital voltage
Temperature range is -40℃ to 85℃
Current consumption : 2mA
DNL : ±1LSB, INL : ±2LSB

12bit 1MSPS ADC

Key Features

Samsung 100nm(LF6) CMOS technology
Wide operating range

AVDD : 2.7V to 5.5V(Typical : 5.0V)

Input range : Analog Ground to AVDD
Max conversion rate

1MHz @ 3.6V ≤ AVDD ≤ 5.5V
400kHz @ 2.7V ≤ AVDD ≤ 3.6V

16 Channel single-ended inputs
DNL : ±1.0LSB(typ)
INL : ±1.5LSB(typ)
SNT : 70.7dB(typ)
SFDR : 83.6dB(typ)
ENOB

11.3bit @ 4.5V ≤ AVDD ≤ 5.5V
11.1bit @ 3.6V ≤ AVDD ≤ 4.5V
11.0bit @ 2.7V ≤ AVDD ≤ 3.6V

Power consumption

5.0V supply : 8.0mW(typ)

Power down current : <0.1uA(typ)

16bit 16KSPS Sigma-Delta ADC

Key Features

55nm 2P7M SMIC CMOS technology
Programmable Gain : 0 to 50dB
Selectable Microphone bias : -1.3V / 2.5V ~ 2.9V
Mono audio input
4 channel GP fully differential inputs
16 bit resolution
16KSPS conversion rate
Digital serial interface : PDM / I2S / TDM
Analog input range : AVSS to AVDD @GP
Current consumption : 2.0mA @typ, analog
Current consumption : 0.2mA @typ, digital
SNR : 90dB @SMIC
Power down current : <1uA
Analog supply : 1.8V to 3.6V
Digital supply : 1.2V
Core size : 0.43mm2 @analog, 0.06mm2 @digital

Applications

Audio

55nm 8ch 12bit 1MSPS Low power ADC

Key Features

12bit resolution
0.1MSPS to 1MSPS conversion rate
2.4V to 3.6V analog power supply
1.08V to 1.32V digital power supply
8 channel single-ended inputs
Analog input range : REFB to REFT
Current consumption : 1.1mA(typ)
DNL / INL : ±1.0 / ±2.0 LSB
SFDR : 89dB(typ)
SNR : 72dB(typ)
ENOB : 11.7bit(typ)
Power down current : <0.1uA(typ)
Operating Temperature : -40°C to 125℃
Core size : 0.1mm2

Benefits

Low power, Small size

Applications

Data Acquisition Systems
Battery powered Systems
Wireless Sensor Networks
Pressure Sensors

65nm 8ch 12bit 1MSPS Low power ADC

Key Features

12bit resolution
0.1MSPS to 1MSPS conversion rate
2.4V to 3.6V analog power supply
1.08V to 1.32V digital power supply
8 channel single-ended inputs
Analog input range : REFB to REFT
Current consumption : 1.1mA(typ)
DNL / INL : ±1.0 / ±2.0 LSB
SFDR : 88dB(typ)
SNR : 72dB(typ)
ENOB : 11.6bit(typ)
Power down current : <0.1uA(typ)
Operating Temperature : -40°C to 125℃
Core size : 0.1mm2

Benefits

Low power, Small size

Applications

Data Acquisition Systems
Battery powered Systems
Wireless Sensor Networks
Pressure Sensors

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

Key Features

10bit resolution
0.1MSPS to 1MSPS conversion rate
3.0V to 3.6V analog power supply
1.08V to 1.32V digital power supply or 0.95V to 1.05V digital power supply
8 channel single-ended inputs
Analog input range : REFB to REFT
Current consumption : 1.0mA(typ)
DNL / INL : ±1.0 / ±2.0 LSB
SFDR : 76dB(typ)
SNR : 62dB(typ)
ENOB : 9.9bit(typ)
Power down current : <1uA(typ)
Core size : 0.9mm2

Benefits

Low power, Small size

Applications

Data Acquisition Systems
Battery powered Systems
Wireless Sensor Networks
Pressure Sensors

180nm 8ch 12bit 1MSPS ADC

Key Features

0.18um 2P5M CMOS technology
10bit resolution
0.1MSPS to 1MSPS conversion rate
1.8V analog and digital power supply
8 channel single-ended inputs
Analog input range : REFB to REFT
Current consumption : 1.2mA(typ)
DNL / INL : ±0.8 / ±1.1 LSB(typ)
SFDR : 73dB(typ)
SNR : 68.5dB(typ)
ENOB : 10.8bit(typ)
Power down current : <1uA

Benefits

Low power consumption : 1.2mA @ 1.8V
small size

Applications

Data Acquisition Systems
Battery powered Systems
Wireless Sensor Networks
Pressure Sensors

65nm 10bit 1MSPS SAR ADC

Key Features

10bit resolution
Maximum 1MHz conversion rate
2.2V to 3.6V analog power supply
1.08V to 1.32V digital power supply
8 channel single-ended inputs
Analog input range : 0V to AVDD
Current consumption : 700uA(typ)
DNL / INL : ±0.5 / ±1.0 LSB
Power down current : <1uA

Benefits

Low power, Small size
Wide output range
High performance

Applications

Data acquisition systems
Battery-powered systems
Wireless sensor networks
Pressure sensors

55nm 10bit 250MHz Video DAC

Key Features

10bit resolution
250MHz conversion rate
3.3V analog power supply
1.2V digital power supply
1 channel differential output
Output load : 75ohm(typ)
DNL / INL : ±0.5 / ±1.0 LSB
SFDR : -65.7dB(typ)
SNR : 62.1dB(typ)
ENOB : 9.5bit(typ)
Power dissipation : 62mW(typ)
Power dissipation(power down mode) : 1uW(typ)
Core area : 0.9mm2

Benefits

Low power, Small size
Wide output range
High performance

Applications

Digital Video Systems
High Speed Instrumentation and Control
Image Processing
Waveform Generation