English
Language : 

XR4151_08 Datasheet, PDF (6/12 Pages) Exar Corporation – Voltage-to-Frequency Converter
;5
3UHFLVLRQ 9ROWDJHWR)UHTXHQF\ &RQYHUWHU
,RQSHWKULDVWLDRSQSDOOLFDDPWLSROQLIL H)ULJLQXWHUHJUD WRWKUHWR;S5URYLGHLWV\SXLVFHDGO OLZQHLWDKUDLWQ\
RI  RYHU WKH UDQJH RI  WR 9 2IIVHW LV DGMXVWDEOH
WR ]HUR 8QOLNH PDQ\ 9)& GHVLJQV ZKLFK ORVH OLQHDULW\
EHORZP9 WKLVFLUFXLWUHWDLQVOLQHDULW\RYHUWKHIXOOUDQJH
RI LQSXW YROWDJH DOO WKH ZD\ WR 9
7ULP WKH IXOO VFDOH DGMXVW SRW DW 9 9 IRU DQ RXWSXW
IUHTXHQF\ RI N+] 7KH RIIVHW DGMX,VW SRW VKRXOG EH VHW IRU
+] ZLWK DQ LQSXW YROWDJH RI P9
7KH RSHUDWLRQDO DPSOLILHU LQWHJUDWRU LPSURYHV OLQHDULW\ RI
WWKKHLVVFRLUXFUXFLHWR3YLHQUWKDDWWDRFIR)QLJVXWDUHQW9E\7KKHRUOGHLIQRJUHWKWHKHROXLQWSHXDWULRW\I
HUURU GXH WR WKH FXUUHQW VRXUFH RXWSXW FRQGXFWDQFH LV
HOLPLQDWHG 7KH GLRGH FRQQHFWHG DURXQG WKH RSHUDWLRQDO
DPSOLILHUSUHYHQWV WKH YROWDJHDW SLQ  RI WKH ;5IURP
JRLQJ EHORZ  8VH D ORZOHDNDJH GLRGH KHUH VLQFH DQ\
OHDNDJH ZLOO GHJUDGH WKH DFFXUDF\ 7KLV FLUFXLW FDQ EH
RSHUDWHG IURP D VLQJOH SRVLWLYH VXSSO\ LI DQ ;5
JURXQGVHQVLQJ RSHUDWLRQDO DPSOLILHU LV XVHG IRU WKH
LQWHJUDWRU ,Q WKLV FDVH WKH GLRGHFDQ EH OHIW RXW 1RWH WKDW
HYHQ WKRXJK WKH FLUFXLW LWVHOI ZLOO RSHUDWH IURP D VLQJOH
VXSSO\ WKH LQSXW YROWDJH LV QHFHVVDULO\ QHJDWLYH )RU
RSHUDWLRQV DERYH N+] E\SDVV SLQ  RI WKH ;5 ZLWK
P)
9
56
)XOO 6FDOH 7ULP
2  )

.
9
.
9,

&6
9/
FRPS


2QH
6KRW
.
9
52
.
2  )
5%
.

&2
6:
5/
.

)UHTXHQF\
IR


;5
2XWSXW
&,
9
Q)

1



/0
.
9((
9((
2IIVHW $GMXVW
.
.
9&&
.
)LJXUH  3UHFLVLRQ 9ROWDJH WR )UHTXHQF\ &RQYHUWHU
Rev. 3.0.0