8

March 2007

Document Control #ML0024 Rev 1.7

STK17T88

AutoStore/POWER-UP RECALL

note j: If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE will take place

note k: Industrial Grade Devices require 15 ms MAX.

AutoStore/POWER-UP RECALL

NO.

SYMBOLS

PARAMETER

STK17T88

UNITS

NOTES

Standard

Alternate

MIN

MAX

22

Power-up RECALL Duration

40

ms

i

23

STORE

Cycle Duration

12.5

ms

j,k

24

Low Voltage Trigger Level

2.65

V

25

150

μS

POWER-UP RECALL

23

22

24

AutoStore

TM

POWER DOWN

AutoStore

TM

BROWN OUT

AutoStore

TM

POWER-UP

RECALL

Read & Write Inhibited

25

23

22

POWER-UP

RECALL

STORE

occurs only if a

SRAM write has

happened.

No STORE occurs

without at least one

SRAM write.