Z8E000 Datasheet, PDF (19/45 Pages) Zilog, Inc. – FEATURE-RICH Z8 PLUS ONE-TIME-PROGRAMMABLE MICROCONTRONLLER

=L/2*
=(
=3/86 2QH7LPH 3URJUDPPDEOH 0LFURFRQWUROOHU
=( :$7&+'2* 7,0(5 :'7
7KH :DWFK'RJ 7LPHU LV D UHWULJJHUDEOH RQHVKRW ELW
WLPHU WKDW UHVHWV WKH =( LI LW UHDFKHV LWV WHUPLQDO FRXQW
7KH :'7 LV GULYHQ E\ WKH ;7$/ FORFN SLQ 7R SURYLGH
WKH ORQJHU WLPHRXW SHULRGV UHTXLUHG LQ DSSOLFDWLRQV WKH
:'7 LV RQO\ XSGDWHG HYHU\ WK FORFN F\FOH :KHQ RSHU
DWLQJ LQ WKH 581 RU +$/7 0RGHV D :'7 WLPHRXW UHVHW LV
IXQFWLRQDOO\ HTXLYDOHQW WR DQ LQWHUUXSW YHFWRULQJ WKH 3& WR
+ DQG VHWWLQJ WKH :'7 IODJ WR D RQH VWDWH &RPLQJ RXW
RI 5(6(7 WKH :'7 ZLOO EH IXOO\ HQDEOHG ZLWK LWV WLPHRXW
YDOXH VHW DW WKH PD[LPXP YDOXH XQOHVV RWKHUZLVH SUR
JUDPPHG GXULQJ WKH ILUVW LQVWUXFWLRQ 6XEVHTXHQW H[HFX
WLRQV RI WKH :'7 LQVWUXFWLRQ UHLQLWLDOL]H WKH ZDWFKGRJ WLP
HU UHJLVWHUV &+ DQG &+ WR WKHLU LQLWLDO YDOXHV DV GHILQHG
E\ ELWV ' ' DQG ' RI WKH 7&7/+, UHJLVWHU )LJXUH 
7KH :'7 FDQQRW EH GLVDEOHG H[FHSW RQ WKH ILUVW F\FOH DIWHU
5(6(7 DQG LI WKH GHYLFH HQWHUV 6WRS PRGH
7KH :'7 LQVWUXFWLRQ VKRXOG EH H[HFXWHG RIWHQ HQRXJK WR
SURYLGH VRPH PDUJLQ EHIRUH DOORZLQJ WKH :'7 UHJLVWHUV WR
JHW QHDU  %HFDXVH WKH :'7 WLPHRXW SHULRGV DUH UHODWLYHO\
ORQJ D :'7 UHVHW ZLOO RFFXU LQ WKH XQOLNHO\ HYHQW WKDW WKH
:'7 WLPHV RXW RQ H[DFWO\ WKH VDPH F\FOH WKDW WKH :'7 LQ
VWUXFWLRQ LV H[HFXWHG
7KH :'7 DQG 605 IODJV DUH WKH RQO\ IODJV WKDW DUH DIIHFWHG
E\ WKH H[WHUQDO 5(6(7 SLQ 5(6(7 FOHDUV ERWK WKH :'7
DQG 605 IODJV $ :'7 WLPHRXW VHWV WKH :'7 IODJ 7KH
6723 LQVWUXFWLRQ VHWV WKH 605 IODJ 7KLV EHKDYLRU HQDEOHV
VRIWZDUH WR GHWHUPLQH ZKHWKHU D SLQ 5(6(7 RFFXUUHG
ZKHWKHU D :'7 WLPHRXW RFFXUUHG RU ZKHWKHU D UHWXUQ IURP
6723 0RGH RFFXUUHG 5HDGLQJ WKH :'7 IODJ GRHV QRW UHVHW
LW WR ]HUR 7KH XVHU PXVW FOHDU WKH :'7 IODJ YLD VRIWZDUH
)DLOXUH WR FOHDU WKH :'7 IODJ FDQ UHVXOW LQ XQGHILQHG EH
KDYLRU
'6=;
35(/,0,1$5<