# A 0.25-V 90 dB PVT-stabilized four-stage OTA with linear Q-factor modulation and fast slew-rate enhancement for ultra-low supply ADCs

> Research article (AEU - International Journal of Electronics and Communications, 2021) · cited 17× · AI/ML

**Wikidata**: [openalex:W3217219886](https://www.wikidata.org/wiki/openalex:W3217219886)  
**Source**: https://4ort.xyz/entity/a-0-25-v-90-db-pvt-stabilized-four-stage-ota-with-linear-q-factor-modulation-and-fast-slew-rate-enhancement-for-ultra-lo