S1X60000 Datasheet, PDF (6/358 Pages) Epson Company – EMBEDDED ARRAY

Table of Contents
5.2 Dual Power Supply Input/Output Buffers .......................................................................... 55
5.2.1 Input Buffers ........................................................................................................... 55
5.2.2 Output Buffers......................................................................................................... 57
5.2.3 Bi-directional Buffers .............................................................................................. 61
5.2.4 Fail-Safe Cells.......................................................................................................... 66
5.2.5 Gated Cells............................................................................................................... 68
5.2.6 5 V Tolerant Fail-Safe Cells ................................................................................... 70
5.3 Dual Power Supplies Guidelines.......................................................................................... 73
5.3.1 Method of Adapting to Dual Power Supplies......................................................... 73
5.3.2 Power Supplies for Dual Power Operation ............................................................ 73
5.3.3 Turning On/Off Dual Power Supplies .................................................................... 73
5.3.4 Interface with external devices .............................................................................. 74
Chapter 6 Memory Blocks.................................................................. 76
6.1 Basic Cell Type RAM (Asynchronous) ................................................................................. 76
6.1.1 Features ................................................................................................................... 76
6.1.2 RAM Word/Bit Configuration and Simulation Model Selection........................... 77
6.1.3 RAM Size.................................................................................................................. 77
6.1.4 Investigating RAM Placement on Master Slice..................................................... 79
6.1.5 Explanation of Functions ........................................................................................ 80
6.1.6 Delay Parameters .................................................................................................... 83
6.1.7 Timing Charts........................................................................................................ 115
6.2 Basic Cell Type RAM (Synchronous Type)........................................................................ 117
6.2.1 Features ................................................................................................................. 117
6.2.2 Word/Bit Configurations and Cell Names of the RAM ....................................... 117
6.2.3 RAM Sizes .............................................................................................................. 118
6.2.4 Investigating RAM Placement on Master Slice................................................... 118
6.2.5 Functional Description.......................................................................................... 119
6.2.6 Timing Charts........................................................................................................ 123
6.2.7 Delay Parameters .................................................................................................. 125
6.3 Standard Type 1 port RAM ................................................................................................ 141
6.3.1 Features ................................................................................................................. 141
6.3.2 RAM Sizes .............................................................................................................. 141
6.3.3 Input Signals and Block Diagrams ...................................................................... 142
6.3.4 Truth Table of Device Operation .......................................................................... 143
6.3.5 Timing Charts........................................................................................................ 144
6.3.6 Electrical Characteristics...................................................................................... 145
6.4 Standard Type Dual Port RAM.......................................................................................... 147
6.4.1 Features ................................................................................................................. 147
6.4.2 RAM Sizes .............................................................................................................. 147
6.4.3 Input Signals and Block Diagrams ...................................................................... 148
6.4.4 Truth Table of Device Operation .......................................................................... 150
6.4.5 Timing Charts........................................................................................................ 151
6.4.6 Electrical Characteristics...................................................................................... 153
6.5 High Density Type 1 port RAM.......................................................................................... 155
6.5.1 Features ................................................................................................................. 155
6.5.2 RAM Sizes .............................................................................................................. 155
6.5.3 Input/Output Signals and Block Diagrams ......................................................... 156
6.5.4 Truth Table of Device Operation .......................................................................... 157
6.5.5 Timing Charts........................................................................................................ 158
6.5.6 Electrical Characteristics...................................................................................... 159
6.6 Mask ROM........................................................................................................................... 161
6.6.1 Features ................................................................................................................. 161
6.6.2 ROM Sizes.............................................................................................................. 161
6.6.3 Input/Output Signals and Block Diagrams ......................................................... 162
6.6.4 Truth Table of Device Operation .......................................................................... 163
6.6.5 Timing Charts........................................................................................................ 163
6.6.6 Electrical Characteristics...................................................................................... 164
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EMBEDDED ARRAY S1X60000 SERIES
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