CPC G05F 3/265 (2013.01) [G11C 16/0466 (2013.01); G11C 16/26 (2013.01); G11C 16/30 (2013.01)] | 23 Claims |
1. A circuit comprising:
a trimmable reference current generator having a temperature dependent current output node, the trimmable reference current generator comprising:
a proportional to absolute temperature (PTAT) current generation circuit;
a first programmable current scaling circuit coupled to the PTAT current generation circuit and comprising a first output coupled to the temperature dependent current output node;
a constant current generation circuit;
a second programmable current scaling circuit coupled to the constant current generation circuit and comprising a first output coupled to the temperature dependent current output node; and
a reference interface circuit having an input coupled to the temperature dependent current output node and an output configured to be coupled to a reference current input of a memory sense amplifier.
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