27C128
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Pin Arrangement[edit]
_________ _________
_| \__/ |_
VPP |_|1 28|_| VCC
_| |_
A12 |_|2 27|_| PGM
_| |_
A7 |_|3 26|_| A13
_| |_
A6 |_|4 25|_| A8
_| |_
A5 |_|5 24|_| A9
_| 27C128 |_
A4 |_|6 23|_| A11
_| 128K Bits |_
A3 |_|7 16384 Bytes 22|_| OE
_| |_
A2 |_|8 21|_| A10
_| |_
A1 |_|9 20|_| CE
_| |_
A0 |_|10 19|_| O7
_| |_
O0 |_|11 18|_| 06
_| |_
01 |_|12 17|_| O5
_| |_
02 |_|13 16|_| 04
_| |_
GND/VSS |_|14 15|_| O3
|______________________|
- A0-A13 Address Inputs
- O0-O7 Data Output
- CE Chip Enable
- OE Output Enable
- PGM Programming Voltage