MR25H10CDC

9

Copyright ┬ę Everspin Technologies 2013

MR25H10 Rev. 9, 4/2013

MR25H10

SPI COMMUNICATIONS PROTOCOL

Enter Sleep Mode (SLEEP)

TheEnterSleepMode(SLEEP)commandturnsoffallMRAMpowerregulatorsinordertoreducetheoverall

chipstandbypowerto3╬╝Atypical.TheSLEEPcommandisenteredbydrivingCSlow,sendingthecom-

mandcode,andthendrivingCShigh.Thestandbycurrentisachievedaftertime,t

DP

.

Exit Sleep Mode (WAKE)

TheExitSleepMode(WAKE)commandturnsoninternalMRAMpowerregulatorstoallownormaloperation.

TheWAKEcommandisenteredbydrivingCSlow,sendingthecommandcode,andthendrivingCShigh.

Thememoryreturnstostandbymodeaftert

RDP

.TheCSpinmustremainhighuntilthet

RDP

periodisover.

Figure 2.7 SLEEP

Figure 2.8 WAKE

SCK

SI

SO

CS

Standby Current

Active Current

Mode 3

Mode 0

Sleep Mode Current

Instruction (B9h)

1

0

1

1

1

0

0

1

0

1

2

3

4

5

6

7

DP

t

SCK

SI

SO

CS

Sleep Mode Current

Mode 3

Mode 0

Standby Current

Instruction (ABh)

1

0

1

0

1

0

1

1

0

1

2

3

4

5

6

7

RDP

t

MR25H10CDC Datasheet Related Products:
MR25H10CDC Information:
Part No.
MR25H10CDC
Description
IC MRAM 1MBIT 40MHZ 8DFN
File Size
1965258 bytes
Page Size
612 x 792 pts (letter)
All Pages
20
Manufacturer
EverSpin Technologies, Inc.
Homepage
http://everspin.com/
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