www.德州仪器.com
DEVICEINFORMATION
13 14 15
NC
NC
NC
NC
db0 (lsb)
DB1
DB2
DB3
DB4
DB5
DB6
DB7
36
35
34
33
32
31
30
29
28
27
26
25
16
1
2
3
4
5
6
7
8
9
10
11
12
da9 (msb)
DA8
DA7
DA6
DA5
DA4
DA3
DA2
DA1
da0 (lsb)
NC
NC
17 18 19 20
AGND
47 46 45 44 4348 42
IOUTA1
IOUTA2
biasj_一个
EXTIO
GSET
biasj_b
IOUTB2
DVDD
db9 (msb)
DB8
DGND
DVDD
wrta/wrtiq
clka/clkiq
clkb/resetiq
wrtb/selectiq
DGND
40 39 3841
21 22 23 24
37
NC
睡眠
IOUTB1
模式
AVDD
NC
顶视图
48-管脚 tqfp
pfb 包装
DAC5652
SLAS452A–MARCH2005–REVISEDFEBRUARY2006
TERMINALFUNCTIONS
终端
i/odescription
nameno.
AGND38IAnalogground
AVDD47IAnalogsupplyvoltage
biasj_a44ofull-scaleoutputcurrentbiasfordaca
biasj_b41ofull-scaleoutputcurrentbiasfordacb
clka/clkiq18iclockinputfordaca,clkiqininterleavedmode
clkb/resetiq19iclockinputfordacb,resetiqininterleavedmode
da[9:0]1-10idataporta.da9ismsbandda0islsb.
db[9:0]23-32idataportb.db9ismsbanddb0islsb.
dgnd15,21idigitalground
dvdd16,22idigitalsupplyvoltage
extio43i/ointernalreferenceoutput(bypasswith0.1
µ
ftoagnd)orexternalreferenceinput
gset42igain-settingmode:h–1resistor,l–2resistors.internalpullup.
iouta146odacacurrentoutput.全部-scalewithallbitsofdahigh.
iouta245odacacomplementarycurrentoutput.全部-scalewithallbitsofdalow.
ioutb139odacbcurrentoutput.全部-scalewithallbitsofdbhigh.
ioutb240odacbcomplementarycurrentoutput.全部-scalewithallbitsofdblow.
mode48imodeselect:h–dualbus,l–interleaved.internalpullup.
nc11-14,33-36-factoryuseonly.pinsmustbeconnectedtodgndorleftunconnected.
sleepfunctioncontrolinput:h–dacinpower-downmode,l–dacinoperatingmode.
SLEEP37I
internalpulldown.
wrta/wrtiq17iinputwritesignalforporta(wrtiqininterleavingmode)
wrtb/selectiq20iinputwritesignalforportb(selectiqininterleavingmode)
3
SubmitDocumentationFeedback
: 点此下载
