Author: Schematic Designs

White LED Fash Timer using TPS3890 Voltage Supervisor: Typically, a voltage supervisor is used to…

White LED Fash Timer using TPS3890 Voltage Supervisor:

Typically, a voltage supervisor is used to monitor the supply voltage in embedded circuits and microcontroller systems for abnormal voltage conditions. In the case an abnormal condition is detected, the supervisory circuit resets the controller and keeps it in that state as long as that condition…

Blynk Board ESP8266 Smart Modular Watering System: The Sparkfun Blynk board is an evaluation board…

Blynk Board ESP8266 Smart Modular Watering System:

The Sparkfun Blynk board is an evaluation board for a low cost Wi-Fi chip ESP8266 that can connect to Wi-Fi networks that are either open or protected with WPA, WPA-2, or WEP authentication. This board has a mobile app that enables users to observe weather conditions, control LEDs from a phone, s…

Earlobe Heart Rate Sensor: In the fields of health and medical monitoring, wearable devices offer a…

Earlobe Heart Rate Sensor:

In the fields of health and medical monitoring, wearable devices offer a promising solution nowadays. Heart rate tells a lot of information regarding the heart function and health of a person during both activity and rest. There are many innovations of semiconductors and integrated circuits that …

Low Noise Precision 20-Bit Analog-to-Digital Converter Application: This reference design is a…

Low Noise Precision 20-Bit Analog-to-Digital Converter Application:

This reference design is a typical application of LT6657 precision voltage reference IC of Linear Technology for precision measurements. It is used to produce a low noise precision 20-Bit Analog-to-Digital Converter (ADC) that offers unmatched noise performance (SINAD, SNR and SFDR), low power co…

12-Bit Analog-to-Digital Converter with Alert Function: Analog-to-Digital Converters are devices…

12-Bit Analog-to-Digital Converter with Alert Function:

Analog-to-Digital Converters are devices that convert analog signal to digital signal. These devices come in different resolutions and performance to fit various applications. This circuit is an evaluation board that helps users to assess the ADC121C021s’ performance. The ADC121C021 is a 12-bit A…