MB84VP23481FK-70 Datasheet, PDF (46/67 Pages) SPANSION – 64M (X16) Page FLASH MEMORY & 32M (X16) Mobile FCRAMTM

MB84VP23481FK-70
• POWER DOWN PARAMETERS (32M Page mode FCRAM)
Parameter
Symbol
CE2r Low Setup Time for Power Down Entry
CE2r Low Hold Time after Power Down Entry
CE1r High Hold Time following CE2r High
after Power Down Exit [SLEEP mode only]
CE1r High Hold Time following CE2r High
after Power Down Exit [not in SLEEP mode]
CE1r High Setup Time following CE2r High
after Power Down Exit
tCSP
tC2LP
tCHH
tCHHP
tCHS
Value
Min Max
10
—
70
—
300
—
Unit Remarks
ns
ns
µs
*1
1
—
µs
*2
0
—
ns
*1 : Applicable also to power-up.
*2 : Applicable when 4M, 8M, and 16M Partial mode is programmed.
• OTHER TIMING PARAMETERS (32M Page mode FCRAM)
Parameter
Symbol
CE1r High to OE Invalid Time for Standby Entry
CE1r High to WE Invalid Time for Standby Entry
CE1r High Hold Time following CE2r High after Power-up
Input Transition Time
tCHOX
tCHWX
tCHH
tT
Value
Min Max
10
—
10
—
300
—
1
25
Unit Remarks
ns
ns
*1
µs
ns
*2
*1 : Some data might be written into any address location if tCHWX(Min) is not satisfied.
*2 : The Input Transition Time (tT) at AC testing is 5 ns as shown in below. If actual tT is longer than 5 ns,
it may violate AC specification of some timing parameters.
• AC TEST CONDITIONS (32M Page mode FCRAM)
Description
Symbol
Test Setup
Input High Level
VIH
—
Input Low Level
VIL
—
Input Timing Measurement Level
VREF
—
Input Transition Time
tT
Between VIL and VIH
Value
VCCr
VSS
VCCr × 0.5
5
Unit
V
V
V
ns
Remarks
46