LH2833

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Custom memory IC used in Famicom Disk system

          ___  ___
         |*  \/   |
PHI2  >01]        [28<  VCC
(60)  [02]        [27<  A13
(15)  [03]        [26<  A14
(12)  [04]        [25<  /PRG
(13)  [05]        [24]  (11)
(14)  [06]        [23]  (10)
 A7   >07]        [22]  (09)
(58)  [08] LH2833 [21<  R/W
(59)  [09]        [20<  VEE
 --   [10]        [19]  D4
 D5   [11]        [18]  D3
 D6   [12]        [17]  D2
 D7   [13]        [16]  D1
 VEE  >14]        [15]  D0
         |________|

Source: Famicom Disk System technical reference [1]