{{tag>collection_az vendor_unknown type_asic year_unknown tech_unknown foundry_unknown}}

Candle-flicker LED (see http://cpldcpu.wordpress.com/2013/12/08/hacking-a-candleflicker-led/)

====== Package ======

TODO

====== Bonding ======

{{:azonenberg:unknown:candle_01_bf_neo5x_annotated.jpg?600|}}

Pinout:
  * Bottom left = Power
  * Bottom right = LED power
  * Top right = Ground

====== LED die ======

No photos at this time

====== Controller die ======

Die size: 545 x 620 μm (0.34 mm<sup>2</sup>) 

  * Top left = ground
  * Top right = control
  * Bottom right = power

{{:azonenberg:unknown:candle_bf_neo40x_small.jpg?800|}}

Delayered to M1 barrier with HF:

{{:azonenberg:unknown:candle_hf_02_bf_neo10x_annotated.jpg?600|}}

{{:azonenberg:unknown:candle_hf_03_bf_neo40x_annotated.jpg?600|}}

====== Alternate controller die ======

Someone on Hackaday found an alternate controller in a similar chip that seems LFSR based: http://i.imgur.com/7cafiA3.jpg

Definitely //not// the same chip.