Allegro

    UCN5815EP     $2.00

Analog Devices

    AD7008AP20      DDS    $5.00

Mini-circuits

    MAR6        $1.30

Motorola

    MC10131  PLCC package                                    $1.00
    MC1350P                                                              $1.00
    MC1496P                                                              $1.00
    MC145157 16 pin dip (not surface mount)              $5.00
  

Plessey

    SL560, SL665, SL1610C, SL1611C, SL1612C, SL1613C, SL1621C, SL1623, SL1640C, SL1641C, SL1680, SL3046,  SL6600, SP8718.

    SL6310C   have this device in 8pin dip and TO8.

     SP 8741, SP8690B,.       

     All Plessey IC's are $2.00 each,

Phillips

    NE605N     $2.00

RCA

    CA3085A                TO8 package  $2.00

TOSHIBA

      TA7205P  audio amplifier 10pin sil.  $0.50

Other

4502BE                                      $0.25
74HCT30M  surface mount         $0.25
74HCT273A surface mount         $0.25
L7805CV                                    $0.25
MC7912CT                                $0.25