16Kbits ( 2Kbytes ) is 58 cents at 5K quantity   pretty neat
http://www.microchip.com/wwwproducts/en/47C16 <http://www.microchip.com/www=
products/en/47C16>

On 2016m11d22, at 13:05 MST, Neil <picdude3@narwani.org> wrote:

Have y'all seen this?  Pretty neat, and pricing is reasonable too...

*The new I^2 C EERAM combines an SRAM with a
shadow EEPROM back-up on a single chip to
provide automatic data retention when system
power is lost. This low-cost, low-risk solution
also offers unlimited endurance and is capable
of instant random writes with no write cycle
delay.*


http://www.microchip.com/design-centers/memory/serial-eeram


Cheers,
-Neil.

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