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27C256-100 - 27C256 256K (32kb x 8) 100ns CMOS EPROM Technical Data - Buy 27C256-100
| Photograph |
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| Features |
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 Standard EPROM Memory IC with UV Erasable Window
Reconditioned Unit, Erased and Ready to Program
Access Time 100ns
Limited Stock Available - End of Life Product
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| Pin Layout |
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| Pin Description |
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Pin Number
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Description
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1
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Vpp - Programming Supply
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2
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A12 - Address Input
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3
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A7 - Address Input
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4
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A6 - Address Input
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5
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A5 - Address Input
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6
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A4 - Address Input
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7
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A3 - Address Input
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8
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A2 - Address Input
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9
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A1 - Address Input
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10
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A0 - Address Input
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11
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Q0 - Data Input
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12
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Q1 - Data Input
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13
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Q2 - Data Input
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14
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Vss - Ground
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15
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Q3 - Data Input
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16
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Q4 - Data Input
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17
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Q5 - Data Input
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18
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Q6 - Data Input
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19
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Q7 - Data Input
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20
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E - Chip Enable
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21
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A10 - Address Input
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22
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G - Output Enable
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23
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A11 - Address Input
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24
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A9 - Address Input
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25
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A8 - Address Input
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26
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A13 - Address Input
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27
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A14 - Address Input
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28
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Vcc - Positive Power Supply
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| Dimensional Drawing |
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| Technical Data |
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Data Sheet
Application Notes
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Integrated Circuits