name:         ANF090494
function:     Keyboard Mux
package:      40-pin DIP,40
manufacturer: Intel
added-by:     Pete Nelson
comment:      This is mostly a tested guess

              +--()--+
          clk | 1  40| 5V+
           NC | 2  39| return a
       tank 1 | 3  38| return c
       tank 2 | 4  37| return d
            ? | 5  36| return e
          out | 6  35| return f
          GND | 7  34| return g
           NC | 8  33| return q
           NC | 9  32| return p
       scan h |10  31| return o
       scan g |11  30| return n
       scan f |12  29| return h
       scan e |13  28| return m
       scan d |14  27| return i
       scan c |15  26| return j
       scan b |16  25| return k
       scan a |17  24| return l
LED 'scr' (-) |18  23| return r
LED 'num' (-) |19  22| return b
          GND |20  21| LED 'caps' (-)
              +------+

This information was added by a third party and may be incorrect.

This pinout came from the Chipdir:
http://www.chipdir.org/