iv
Revision 0.9
9.0 SGRAM AC/DC Parameters....................................................................................... 21
9.1 DC Specifications for 100-166 MHz...............................................................21
9.2 A.C. Specifications for 100-166 MHz.............................................................21
9.3 A.C. Timing Parameters for 100-166 MHz.....................................................22
9.4 DC Specifications for 166-250 MHz...............................................................23
9.5 A.C. Specifications for 166-250 MHz.............................................................23
9.6 A.C. Timing Parameters for 166-250 MHz.....................................................23
9.7 IBIS: I/V Characteristics for Input and Output Buffers ...................................24
9.8 IBIS Reference ..............................................................................................25
Figures
1 256kx32 SGRAM Pinout..................................................................................2
2 512kx32 SGRAM Pinout..................................................................................3
3 Power Up Initialization Sequence..................................................................14
4 Mode Register Set Command .......................................................................16
5 Timing for Power Down Mode .......................................................................17
6 A.C Timing Parameters ................................................................................24
Tables
1 Pin Functional Description ...............................................................................4
2 Mode Register Description ..............................................................................5
3 Special Mode Register.....................................................................................5
4 Color Register..................................................................................................6
5 Command Truth Table.....................................................................................7
6 DQM Truth Table.............................................................................................7
7 Operative Command Table..............................................................................8
8 Row, Column and Bank addressing .............................................................13
9 Absolute Maximum D.C. Rating.....................................................................21
10 D.C Operating Requirements ........................................................................21
11 Maximum AC Operating Requirements .........................................................21
12 Refresh Rate..................................................................................................22
13 100, 125, 143MHz & 166MHz AC Timing Parameters ..................................22
14 166, 200, 250 MHz & 166 MHz AC Timing Parameters ................................23
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