M95128-RMB6GSLASHPC datasheet(33/44 Pages) STMICROELECTRONICS

33 / 44 page

M95128, M95128-W, M95128-R

DC and AC parameters

Doc ID 5798 Rev 13

33/44

Table 19.

AC characteristics (M95128-R)

Test conditions specified in Table 10 and Table 9(1)

If the application uses the M95128-R at 2.5 V

 V

CC  5.5 V and –40 °C  TA  +85 °C, please refer to

Table 17 instead of the above table.

Symbol

Alt.

Parameter

Min.(2)

This is preliminary data.

Max.(2)

Unit

fSCK

Clock frequency

D.C.

MHz

tSLCH

tCSS1

S active setup time

200

tSHCH

tCSS2

S not active setup time

200

tSHSL

tCS

S deselect time

200

tCHSH

tCSH

S active hold time

200

tCHSL

S not active hold time

200

tCH

(3)

tCH + tCL must never be less than the shortest possible clock period, 1 / fC(max)

tCLH

Clock high time

200

tCL

(3)

tCLL

Clock low time

200

tCLCH

(4)

Value guaranteed by characterization, not 100% tested in production.

tRC

Clock rise time

µs

tCHCL

(4)

tFC

Clock fall time

µs

tDVCH

tDSU

Data in setup time

tCHDX

tDH

Data in hold time

tHHCH

Clock low hold time after HOLD not active

140

tHLCH

Clock low hold time after HOLD active

tCLHL

Clock low setup time before HOLD active

tCLHH

Clock low setup time before HOLD not active

tSHQZ

(4)

tDIS

Output disable time

250

tCLQV

Clock low to output valid

150

tCLQX

tHO

Output hold time

tQLQH

(4)

tRO

Output rise time

100

tQHQL

(4)

tFO

Output fall time

100

tHHQV

tLZ

HOLD high to output valid

100

tHLQZ

(4)

tHZ

HOLD low to output high-Z

250

tWC

Write time

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