5450

LED Display Driver

Pinout

DIP40
         +---\/---+
     Vss | 1    40| OutBit18
OutBit17 | 2    39| OutBit19
OutBit16 | 3    38| OutBit20
OutBit15 | 4    37| OutBit21
OutBit14 | 5    36| OutBit22
OutBit13 | 6    35| OutBit23
OutBit12 | 7    34| OutBit24
OutBit11 | 8    33| OutBit25
OutBit10 | 9    32| OutBit26
OutBit 9 |10    31| OutBit27
OutBit 8 |11    30| OutBit28
OutBit 7 |12    29| OutBit29
OutBit 6 |13    28| OutBit30
OutBit 5 |14    27| OutBit31
OutBit 4 |15    26| OutBit32
OutBit 3 |16    25| OutBit33
OutBit 2 |17    24| OutBit34
OutBit 1 |18    23| *Data Enable
Bright C |19    22| Data In
     Vdd |20    21| Clock in
         +--------+

Frequency

DIP40
Set reader to FREQ, put black probe to GND, red probe to 21 to measure CPU clock

Files

• 
  MM5450N Datasheet