tel:13510398583 13798484366
VG509A
1. General Description
T his EP R OM- Bas ed 8-bi t mic r o- contr o ller
us es a fully s ta tic CM OS tec hno logy pr oc ess
to achi eve high er s pe ed an d s ma lle r s iz e wit h
th e l ow powe r co ns u mpt ion and hi gh n oise
i mmu n ity . O n c hip me mor y i ncl ude s 1K
wor d s of ROM , and 41 by tes of s tatic RA M.
RC
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L ow cos t RC os c illa to r
L F XT錛?L ow fr equ ency cry s ta l os cil lat or
XT AL錛?S tanda r d crys tal o sc ill ator
HF XT錛?Hi gh fr e que ncy cry s ta l osc ill ato r
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3 o sc illat or s tar t- up ti me c an be s el ec ted
by pr o gra mmi ng o ptio n
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8- bi t r eal ti me c lock/c oun ter (RT CC)
wi th 8- bi t pr o gr a mma bl e pr es ca ler
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On-ch ip RC osc illa tor ba se d Watc hdo g
T i me r ( WDT)
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Wa ke- up fr o m sl ee p on pi n c hange
2. Features
T he foll owi n gs a re so me o f th e fea tur es on
th e har dwa re and s oftw are :
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F ully COMS s tat ic de si gn
3. Applications
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8- bi t data bus
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On chi p EP R OM size : 1 K words
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I nte r na l R AM s ize : 47 by tes
( 41 ge ner a l pur po se re gis ter s, 6 s pecia l
r eg is ter s)
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36 si ngle w or d ins truc tio ns
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14- bi t in st r uc tion s
T he ap plicat ion ar eas of t his VG5 09A ra nge
fr o m ap pli anc e motor co ntr ol a nd high s pee d
au to mo tive to low po wer re mot e
tr a ns mitt er s/r ece ivers, sma l l in st r ume n ts ,
ch ar g er s, toy, a uto mo bi le a nd P C
pe -r ip hera l 鈥?et c.
4. Pin Assignment
VG509A
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2- le ve l s ta cks
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Oper at ing vol tag e : 2.5 V ~ 6. 0 V
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Oper at ing fr eq uen cy : 0 ~ 2 0 M Hz
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T he mos t fa s t e xe cution ti me is 200 ns
un der 20 MH z in a ll s ingl e cyc le
in st r uct ions e xcep t the b r anc h
in st r uct ion
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Addres sing mode s inc lud e dire ct,
in dir ect and r el at ive addr ess in g mo d es
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P ower- on Res et
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S leep Mod e for p owe r savi ng
Sleep current @ 5V 5.0 A, WDT Enable
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5 ty pes of os cil lat or c an be s el ec ted by
pr ogr a mmi n g o ptio n:
I NTRC錛?I nter na l 4 M Hz RC os c illato r
5. Packages available:
P DIP 8
S OP 8
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Ver 1.2
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