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HT27LC040 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc |
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HT27LC040 Datasheet(HTML) 2 Page - Holtek Semiconductor Inc |
2 / 15 page ![]() Pin Assignment Pin Description Pin Name I/O/P Description VPP P Program voltage supply A0~A18 I Address inputs DQ0~DQ7 I/O Data inputs/outputs VSS ¾ Negative power supply, ground CE I Chip enable OE I Output enable VCC ¾ Positive power supply Absolute Maximum Rating Operation Temperature Commercial ............................................................................................................0 °Cto70°C Storage Temperature............................................................................................................................. -65°Cto125 °C Applied VCC Voltage with Respect to VSS................................................................................................ -0.6V to 7.0V Applied Voltage on Input Pin with Respect to VSS..................................................................................... -0.6V to 7.0V Applied Voltage on Output Pin with Respect to VSS ......................................................................... -0.6V to VCC+0.5V Applied Voltage on A9 Pin with Respect to VSS ...................................................................................... -0.6V to 13.5V Applied VPP Voltage with Respect to VSS............................................................................................... -0.6V to 13.5V Applied READ Voltage (Functionality is guaranteed between these limits) ................................................+3.0V to 3.6V Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil- ity. HT27LC040 Rev. 1.30 2 December 8, 2003 V C C A 1 8 A 1 7 A 1 4 A 1 3 A 8 A 9 A 1 1 O E A 1 0 C E D Q 7 D Q 6 D Q 5 D Q 4 D Q 3 V P P A 1 6 A 1 5 A 1 2 A 7 A 6 A 5 A 4 A 3 A 2 A 1 A 0 D Q 0 D Q 1 D Q 2 V S S 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 3 2 3 1 3 0 2 9 2 8 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0 1 9 1 8 1 7 H T 2 7 L C 0 4 0 3 2 D I P / S O P 5 6 7 8 9 1 0 1 1 1 2 1 3 2 9 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 8 H T 2 7 L C 0 4 0 3 2 P L C C A 7 A 6 A 5 A 4 A 3 A 2 A 1 A 0 D Q 0 A 1 4 A 8 A 9 A 1 1 A 1 0 D Q 7 A 1 3 C E O E 1 2 3 4 5 6 3 2 3 1 3 0 2 9 2 8 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0 1 9 1 8 1 7 A 1 1 A 9 A 8 A 1 3 A 1 4 A 1 7 A 1 8 V C C V P P A 1 6 A 1 5 A 1 2 A 7 A 6 A 5 A 4 O E A 1 0 C E D Q 7 D Q 6 D Q 5 D Q 4 D Q 3 G N D D Q 2 D Q 1 D Q 0 A 0 A 1 A 2 A 3 H T 2 7 L C 0 4 0 3 2 T S O P - A 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 |