
MR256A08B
TABLE OF CONTENTS
FEATURES .............................................................................................................................................1
BENEFITS...............................................................................................................................................1
INTRODUCTION ...................................................................................................................................1
BLOCK DIAGRAM AND PIN ASSIGNMENTS .......................................................................................4
Figure 1 – MR256A08B Block Diagram.................................................................................................................. 4
Table 1 – MR256A08B Pin Functions...................................................................................................................... 4
Figure 2 – Pin Diagrams for Available Packages (Top View) .......................................................................... 5
Table 2 – Operating Modes ....................................................................................................................................... 5
ELECTRICAL SPECIFICATIONS ............................................................................................................6
Absolute Maximum Ratings ...........................................................................................................6
Table 3 – Absolute Maximum Ratings................................................................................................................... 6
OPERATING CONDITIONS ...................................................................................................................7
Table 4 – Operating Conditions............................................................................................................................... 7
Power Up and Power Down Sequencing .......................................................................................8
Figure 3 – Power Up and Power Down Sequencing Timing Diagram ....................................................... 8
DC CHARACTERISTICS .........................................................................................................................9
Table 5 – DC Characteristics...................................................................................................................................... 9
Table 6 – Power Supply Characteristics ..............................................................................................................10
TIMING SPECIFICATIONS ................................................................................................................. 11
Table 7 – Capacitance ...............................................................................................................................................11
Table 8 – AC Measurement Conditions ..............................................................................................................11
Figure 4 – Output Load Test Low and High .......................................................................................................11
Figure 5 – Output Load Test All Others ...............................................................................................................11
Read Mode .................................................................................................................................... 12
Table 9 – Read Cycle Timing ...................................................................................................................................12
Copyright ? 2013 Everspin Technologies
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MR256A08B Rev. 6, 10/2013