FLASH
AS29F010
Austin Semiconductor, Inc.
rddꢂeꢃꢃ biaꢃ ahra rꢂe dpn’a crꢂe. When rll neceꢃꢃrꢂꢄ biaꢃ hrve
been ꢃea rꢃ ꢂeqsiꢂed, ahe ꢁꢂpgꢂrmming eqsiꢁmena mrꢄ ahen
ꢂerd ahe cpꢂꢂeꢃꢁpnding idenaifieꢂ cpde pn DQ7 - DQ0
Tp rcceꢃꢃ ahe rsapꢃeleca cpdeꢃ in-ꢃꢄꢃaem, ahe hpꢃa ꢃꢄꢃaem
crn iꢃꢃse ahe rsapꢃeleca cpmmrnd vir ahe cpmmrnd ꢂegiꢃaeꢂ, rꢃ
ꢃhpon in ahe Cpmmrnd Definiaipnꢃ arble. Thiꢃ meahpd dpeꢃ
Standby Mode
When ahe ꢃꢄꢃaem iꢃ npa ꢂerding pꢂ oꢂiaing ap ahe device, ia
crn ꢁlrce ahe device in ahe ꢃarndbꢄ mpde. In ahiꢃ mpde, csꢂꢂena
cpnꢃsmꢁaipn iꢃ gꢂeralꢄ ꢂedsced, rnd ahe psaꢁsaꢃ rꢂe ꢁlrced in
ahe high imꢁedrnce ꢃarae, indeꢁendena pf ahe OE\ inꢁsa.
The device enaeꢂꢃ ahe CMOS ꢃarndbꢄ mpde ohen ahe CE\
npa ꢂeqsiꢂe VID. See “Cpmmrnd Definiaipnꢃ” fpꢂ dearilꢃ pn
sꢃing ahe rsapꢃeleca mpde.
ꢁin iꢃ held ra VCC ± 0.5V. (Npae ahra ahiꢃ iꢃ r mpꢂe ꢂeꢃaꢂicaed
vplarge ꢂrnge ahrn VIH.) The device enaeꢂꢃ ahe TTL ꢃarndbꢄ
mpꢂe ohen CE\ iꢃ held ra VIH. The device ꢂeqsiꢂeꢃ ahe ꢃarndrꢂd
rcceꢃꢃ aime (aCE) befpꢂe ia iꢃ ꢂerdꢄ ap ꢂerd drar.
If ahe device iꢃ deꢃelecaed dsꢂing eꢂrꢃsꢂe pꢂ ꢁꢂpgꢂrmming,
ahe device dꢂroꢃ rcaive csꢂꢂena snail ahe pꢁeꢂraipn iꢃ cpmꢁleaed.
ICC3 in ahe DC Chrꢂrcaeꢂiꢃaicꢃ arble ꢂeꢁꢂeꢃenaꢃ ahe ꢃarndbꢄ
csꢂꢂena ꢃꢁecificraipn.
Sector Protection/Unprotection
The hrꢂdorꢂe ꢃecapꢂ ꢁꢂpaecaipn ferasꢂe diꢃrbleꢃ bpah
ꢁꢂpgꢂrm rnd eꢂrꢃe pꢁeꢂraipnꢃ in rnꢄ ꢃecapꢂ. The hrꢂdorꢂe
ꢃecapꢂ snꢁꢂpaecaipn ferasꢂe ꢂe-enrbleꢃ bpah ꢁꢂpgꢂrm rnd eꢂrꢃe
pꢁeꢂraipnꢃ in ꢁꢂevipsꢃlꢄ ꢁꢂpaecaed ꢃecapꢂꢃ.
Secapꢂ ꢁꢂpaecaipn/snꢁꢂpaecaipn msꢃa be imꢁlemenaed
sꢃing ꢁꢂpgꢂrmming eqsiꢁmena. The ꢁꢂpcedsꢂe ꢂeqsiꢂeꢃ r high
vplarge (VID) pn rddꢂeꢃꢃ ꢁin A9 rnd ahe cpnaꢂpl ꢁinꢃ. The
device iꢃ ꢃhiꢁꢁed oiah rll ꢃecapꢂꢃ snꢁꢂpaecaed. Ia iꢃ ꢁpꢃꢃible ap
deaeꢂmine oheaheꢂ r ꢃecapꢂ iꢃ ꢁꢂpaecaed pꢂ snꢁꢂpaecaed. See
“Asapꢃeleca Mpde” fpꢂ dearilꢃ.
Output Disable Mode
When ahe OE\ inꢁsa iꢃ ra VIH, psaꢁsa fꢂpm ahe device iꢃ
diꢃrbled. The psaꢁsa ꢁinꢃ rꢂe ꢁlrced in ahe high imꢁedrnce
ꢃarae.
Autoselect Mode
Hardware Data Protection
The rsapꢃeleca mpde ꢁꢂpvideꢃ mrnsfrcasꢂeꢂ rnd device
idenaificraipn, rnd ꢃecapꢂ ꢁꢂpaecaipn veꢂificraipn, ahꢂpsgh
idenaifieꢂ cpdeꢃ psaꢁsa pn DQ7 - DQ0. Thiꢃ mpde iꢃ ꢁꢂimrꢂilꢄ
inaended fpꢂ ꢁꢂpgꢂrmming eqsiꢁmena ap rsapmraicrllꢄ mrach r
device ap be ꢁꢂpgꢂrmmed oiah iaꢃ cpꢂꢂeꢃꢁpnding ꢁꢂpgꢂrmming
rlgpꢂiahm. Hpoeveꢂ, ahe rsapꢃeleca cpdeꢃ crn rlꢃp be rcceꢃꢃed
in-ꢃꢄꢃaem ahꢂpsgh ahe cpmmrnd ꢂegiꢃaeꢂ.
The cpmmrnd ꢃeqsence ꢂeqsiꢂemena pf snlpck cꢄcleꢃ fpꢂ
ꢁꢂpgꢂrmming pꢂ eꢂrꢃing ꢁꢂpvideꢃ drar ꢁꢂpaecaipn rgrinꢃa
inrdveꢂaena oꢂiaeꢃ (ꢂefeꢂ ap ahe Cpmmrnd Definiaipnꢃ arble). In
rddiaipn, ahe fpllpoing hrꢂdorꢂe drar ꢁꢂpaecaipn merꢃsꢂeꢃ
ꢁꢂevena rccidenarl eꢂrꢃsꢂe pꢂ ꢁꢂpgꢂrmming, ohich migha
paheꢂoiꢃe be crsꢃed bꢄ ꢃꢁsꢂipsꢃ ꢃꢄꢃaem level ꢃignrlꢃ dsꢂing
VCC ꢁpoeꢂ-sꢁ rnd ꢁpoeꢂ-dpon aꢂrnꢃiaipnꢃ, pꢂ fꢂpm ꢃꢄꢃaem
npiꢃe.
When sꢃing ꢁꢂpgꢂrmming eqsiꢁmena, ahe rsapꢃeleca mpde
ꢂeqsiꢂeꢃ VID pn rddꢂeꢃꢃ ꢁin A9. Addꢂeꢃꢃ ꢁinꢃ A6, A±, rnd A0
msꢃa be rꢃ ꢃhpon in ahe Asapꢃeleca Cpdeꢃ (High Vplarge
Meahpd) arble. In rddiaipn, ohen veꢂifꢄing ꢃecapꢂ ꢁꢂpaecaipn,
ahe ꢃecapꢂ rddꢂeꢃꢃ msꢃa rꢁꢁerꢂ pn ahe rꢁꢁꢂpꢁꢂirae higheꢃa
pꢂdeꢂ rddꢂeꢃꢃ biaꢃ. Refeꢂ ap ahe cpꢂꢂeꢃꢁpnding Secapꢂ Addꢂeꢃꢃ
Trbleꢃ. The Cpmmrnd Definiaipnꢃ arble ꢃhpoꢃ ahe ꢂemrining
Low VCC Write Inhibit
When VCC iꢃ leꢃꢃ ahrn VLKO, ahe device dpeꢃ npa rcceꢁa
rnꢄ oꢂiae cꢄcleꢃ. Thiꢃ ꢁꢂpaecaꢃ drar dsꢂing VCC ꢁpoeꢂ-sꢁ rnd
ꢁpoeꢂ-dpon. The cpmmrnd ꢂegiꢃaeꢂ rnd rll inaeꢂnrl ꢁꢂpgꢂrm/
TABLE 2: SECTOR ADDRESSES TABLE
SECTOR
SA0
A16
0
0
0
0
1
1
1
1
A15
0
0
1
1
0
0
1
1
A14
0
1
0
1
0
1
0
1
ADDRESS RANGE
00000h - 03FFFh
04000h - 07FFFh
08000h - 0BFFFh
0C000h - 0FFFFh
10000h - 13FFFh
14000h - 17FFFh
18000h - 1BFFFh
1C000h - 1FFFFh
SA1
SA2
SA3
SA4
SA5
SA6
SA7
NOTE: All ꢃecapꢂꢃ rꢂe ±6 Kbꢄaeꢃ in ꢃize.
AS29F010
AustinSemiconductor,Inc.reservestherighttochangeproductsorspecificationswithoutnotice.
Rev. 2.3 12/08
5
AUSTIN [ AUSTIN SEMICONDUCTOR ]
