Artículo
7-decade tuning range CMOS OTA-C sinusoidal VCO
Autor/es | Serrano Gotarredona, María Teresa
Linares Barranco, Bernabé |
Departamento | Universidad de Sevilla. Departamento de Arquitectura y Tecnología de Computadores |
Fecha de publicación | 1998 |
Fecha de depósito | 2018-06-25 |
Publicado en |
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Resumen | A new operational transconductance amplifier-capacitor (OTA-C) based sinusoidal voltage-controlled oscillator (VCO) has been designed and fabricated, the oscillation frequency of which can be tuned from 74 mHz to 1 MHz. ... A new operational transconductance amplifier-capacitor (OTA-C) based sinusoidal voltage-controlled oscillator (VCO) has been designed and fabricated, the oscillation frequency of which can be tuned from 74 mHz to 1 MHz. The VCO uses a new OTA whose transconductance is adjusted by using a set of special current mirrors. These current mirrors operate in weak inversion and their gain can be controlled continuously through a gate voltage over many decades. This is the first report of such a wide tuning range for CMOS sinusoidal oscillators. Experimental results are provided. |
Cita | Serrano Gotarredona, M.T. y Linares Barranco, B. (1998). 7-decade tuning range CMOS OTA-C sinusoidal VCO. Electronics Letters, 34 (17), 1621-1622. |
Ficheros | Tamaño | Formato | Ver | Descripción |
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A 7 Decades Tuning Range.pdf | 124.6Kb | [PDF] | Ver/ | |