STK14EC8

9

Simtek Confidential

April, 2007

Document Control #ML0060 Rev 1.0

Preliminary

HARDWARE STORE CYCLE

Note m: On a hardware STORE initiation, SRAM operation continues to be enabled for time tDELAY to allow read/write cycles to complete

HARDWARE STORE CYCLE

SYMBOLS

PARAMETER

STK14EC8

UNITS

NOTES

Standard

Alternate

MIN

MAX

Hardware STORE to SRAM Disabled

1

70

μsm

Hardware STORE Pulse Width

15

ns

HSB (OUT)

HSB (IN)

DQ (DATA OUT)

31

SRAM Enabled

32

SRAM Enabled

23

Soft Sequence Commands

Note n: This is the amount of time that it takes to take action on a soft sequence command. Vcc power must remain high to effectively register

command.

Note o: Commands like Store and Recall lock out I/O until operation is complete which further increases this time. See specific command.

NO.

SYMBOLS

PARAMETER

STK14EC8

UNITS

NOTES

Standard

MIN

MAX

33

Soft Sequence Processing Time

70

μsn,o

31

32

Vcc

33

ADDRESS

ADDRESS #1

Soft Sequence Command

ADDRESS #6

ADDRESS #1

Soft Sequence Command

ADDRESS #6

33