Title :
A 0.5μA precision CMOS floating-gate analog reference
Author :
Ahuja, Bhupendra K. ; Vu, Hoa ; Laber, Carlos ; Owen, William
Author_Institution :
Intersil, Milpitas, CA, USA
Abstract :
A precision voltage reference with a TC <1ppm/°C is implemented using a floating-gate technique in a 1.5μm CMOS process. The reference is factory programmed from 0.5 to 5V without trim circuits to 0.2mV accuracy. The chip shows long-term drift of 10ppm/(1khr)0 2.
Keywords :
CMOS analogue integrated circuits; reference circuits; 0.5 to 5 V; 1.5 micron; CMOS process; analog reference; factory programming; floating-gate technique; precision voltage reference; Buffer storage; Capacitors; Diodes; Feedback loop; Power dissipation; Switches; Temperature distribution; Temperature sensors; Tunneling; Voltage;
Conference_Titel :
Solid-State Circuits Conference, 2005. Digest of Technical Papers. ISSCC. 2005 IEEE International
Conference_Location :
San Francisco, CA
Print_ISBN :
0-7803-8904-2
DOI :
10.1109/ISSCC.2005.1493981
