參數(shù)資料
型號(hào): RD28F3208C3T90
廠商: INTEL CORP
元件分類(lèi): 存儲(chǔ)器
英文描述: 3 VOLT INTEL Advanced+BootBlock FlashMemory(C3)Stacked-ChipScalPackageFamilye
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA66
封裝: 8 X 10 MM, 1.20 MM HEIGHT, SCSP-66
文件頁(yè)數(shù): 8/70頁(yè)
文件大?。?/td> 1223K
代理商: RD28F3208C3T90
3VoltIntel
Advanced+BootBlockFlashMemoryStacked-CSPFamily
8
Datasheet
programanderaseoperations,includingverification,therebyunburdeningthemicroprocessoror
microcontroller.Theflash’sstatusregisterindicatesthestatusoftheWSMbysignifyingblock
eraseorwordprogramcompletionandstatus.
Flashprogramanderaseautomationallowsprogramanderaseoperationstobeexecutedusingan
industry-standardtwo-writecommandsequencetotheCUI.Programoperationsareperformedin
wordincrements.Eraseoperationserasealllocationswithinablocksimultaneously.Bothprogram
anderaseoperationscanbesuspendedbythesystemsoftwareinordertoreadfromanyotherflash
block.Inaddition,datacanbeprogrammedtoanotherflashblockduringanerasesuspend.
TheC3Stacked-CSPmemorydeviceofferstwolow-powersavingsfeatures:AutomaticPower
Savings(APS)forflashmemoryandstandbymodeforflashandSRAM.Thedeviceautomatically
entersAPSmodefollowingthecompletionofareadcyclefromtheflashmemory.Standbymode
isinitiatedwhenthesystemdeselectsthedevicebydrivingF-CE#andS-CS1#or
S-CS2inactive.Powersavingsfeaturessignificantlyreducepowerconsumption.
TheflashmemorycanberesetbyloweringF-RP#toGND.ThisprovidesCPU-memoryreset
synchronizationandadditionalprotectionagainstbusnoisethatmayoccurduringsystemresetand
power-up/-downsequences.
1.3
PackageBallout
72-
NOTES:
1. FlashupgradeballsareshownuptoA21(64-Mbitflash)andA22(128-Mbitflash).InallflashandSRAM
combinations,66ballsarepopulatedonlowerdensitydevices.(Upperaddressballsarenotpopulated).Ball
locationA10is“NC”on16/2devicesonly.
Figure1. 66-BallStackedChipScalePackage
1
2
3
4
5
6
7
8
A
B
C
D
E
F
G
H
NC
A
20
A
11
A
15
A
14
A
13
A
12
A
16
A
8
A
10
A
9
DQ
15
S-WE#
F-WE# NC
A
21
DQ
13
DQ
6
S-V
SS
F-WP#
A
19
DQ
11
DQ
10
S-LB# S-UB# S-OE#
DQ
9
DQ
8
A
18
A
17
A
7
A
6
A
3
A
2
NC
NC
A
5
A
4
A
0
F-CE# F-V
SS
F-RP# A
22
DQ
12
S-CS
2
9
10
11
12
F-V
SS
NC
DQ
14
DQ
7
DQ
4
DQ
5
DQ
2
DQ
3
DQ
0
DQ
1
A
1
S-CS
1
#
F-OE# NC
NC
S-V
CC
F-V
CC
TopView,BallsDown
F-V
CCQ
F-V
PP
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