MAX1236EVKIT [MAXIM]
Evaluation Kit for the MAX1236 ; 评估板MAX1236\n
| 型号： | MAX1236EVKIT |
| 厂家： | 
MAXIM INTEGRATED PRODUCTS |
| 描述： | Evaluation Kit for the MAX1236
|
| 文件： | 总7页 (文件大小：662K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
19-2467; Rev 0; 4/02
MAX1236 Evaluation Kit
General Description
Features
ꢀ Proven PC Board Layout
The MAX1236 evaluation kit (EV kit) is designed to eval-
uate the MAX1236. The MAX1236 is a 12-bit, four-chan-
nel (two differential-channel) ADC with a 2-wire serial
interface. The MAX1236 EV kit board supports three
standard 2-wire interface speeds: standard mode
(S-Mode), fast mode (F-Mode), and high-speed mode
(HS-Mode). The software provided with this EV kit only
supports S-Mode.
ꢀ Windows 95/98 Software
ꢀ 2-Wire Serial Interface
ꢀ Fully Assembled and Tested
Ordering Information
®
The Windows 95/98 software provided with the EV kit
PART
TEMP RANGE
IC PACKAGE
uses the parallel (printer) port of an IBM-compatible PC
to emulate a processor with a 2-wire interface (S-Mode).
The Windows software also provides a friendly graphical-
user interface (GUI) to exercise the features of the
MAX1236 with control buttons and menus.
MAꢂ123ꢁE6KIT
0°C to +X0°C
8 µMAꢂ
MAX1236 EV Kit Files
FILE
DESCRIPTION
Order the MAX1236EVKIT for comprehensive evaluation
of the MAX1236 using a personal computer with an
available parallel port.
INSTALL.EꢂE
Instrllrtmon peogera
MAꢂ123ꢁ.EꢂE
Applmꢃrtmon peogera
Component Suppliers
SUPPLIER
Dmodcs Inꢃ.
TDK
PHONE
WEBSITE
805-44ꢁ-4800
84X-803-ꢁ100
www.dmodcs.ꢃoa
www.ꢃoaponcnt.tdk.ꢃoa
Windows is a registered trademark of Microsoft Corp.
Note: Please indicate you are using the MAX1236 when contact-
ing these component suppliers.
Component List
DESIGNATION QTY
DESCRIPTION
DESIGNATION QTY
DESCRIPTION
0.22µF 10ꢀ% 1ꢁ6 ꢂX7 ꢃceramꢃ
ꢃrprꢃmtoes (0ꢁ03)
TDK C1ꢁ08ꢂX71C224KT
Mrlc DB-25 emght-rnglc plug
Mousce 152-3325
J1
1
C1–C4
C5
4
1
2
2
71–74
4
2
14
1ꢀ ecsmstoes (0ꢁ03)
100pF 5ꢀ% 506 CꢄO ꢃceramꢃ
ꢃrprꢃmtoe (0ꢁ03)
TDK C1ꢁ08C0O1H101JT
75% 7X
ꢄpcn (120ꢁ) (not mnstrllcd)
7ꢁ% 78% 79%
713
4
4
4Xk
5ꢀ ecsmstoes (120ꢁ)
0.1µF 10ꢀ% 1ꢁ6 ꢂX7 ꢃceramꢃ
ꢃrprꢃmtoes (0ꢁ03)
TDK C1ꢁ08ꢂX71C104KT
710% 712% 714%
71ꢁ
Cꢁ% C9
CX% C8
100
5ꢀ ecsmstoes (120ꢁ)
5ꢀ ecsmstoes (0ꢁ03)
711% 715
U1
2
1
4.Xk
10µF 20ꢀ% 1ꢁ6 ꢂ57 ꢃceramꢃ
ꢃrprꢃmtoes (1210)
MAꢂ123ꢁEUA (8-µMAꢂ)
TDK C3225ꢂ571C10ꢁM
ꢄpcn-ꢃollcꢃtoe logmꢃ mnvcetce
(14-pmn Sꢄ)
SNX4HC05
U2
1
1
Zcnce dmodcs% 6z = 5.16
(3-pmn SꢄT23)
Dmodcs Inꢃ. BZꢂ84C561
3-pmn SꢄT23 top arek KZ2
D1–D4
4
1
Nonc
PC bored% MAꢂ123ꢁ cvrlurtmon kmt
Suefrꢃc-aount fceemtc bcrd
(0ꢁ03)
TDK MMZ1ꢁ08Bꢁ01C
3.5mn softwrec dmsk%
MAꢂ123ꢁ cvrlurtmon kmt
Nonc
Nonc
1
1
FB1
MAꢂ123ꢁ drtr shcct
________________________________________________________________ Maxim Integrated Products
1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642,or visit Maxim’s website at www.maxim-ic.com.
MAX1236 Evaluation Kit
of thc ecfcecnꢃc. Thc CLK bmt sclcꢃts cmthce mntcenrl
ꢃloꢃk oe cxtcenrl ꢃloꢃk aodc. Thc UNI/BIP bmt sclcꢃts
cmthce unmpolre oe bmpolre aodc. Scttmng RST to zceo
ecscts thc ꢃonfmguertmon ecgmstce. Thc sctup ecgmstce
ecarmns unꢃhrngcd. Thc X Don’t Care bmt ꢃrn bc
mgnoecd. 7cfce to thc MAꢂ123ꢁ drtr shcct foe aoec
mnfoeartmon on thc SEL2% SEL1% rnd SEL0 bmts wmthmn
thc Sctup Bytc.
Quick Start
Recommended Equipment
Bcfoec you bcgmn% thc followmng cqumpacnt ms nccdcd:
• A fmxcd +56DC powce supply
• An IBM-ꢃoaprtmblc PC wmth Wmndows 95/98
• An rvrmlrblc prerllcl poet (DB-25 fcarlc ꢃonncꢃtoe on
brꢃk of PC)
Config Byte
Thc Config Byte rlwrys bcgmns wmth r stret bmt vrluc of
zceo. Thc SCAN1 rnd SCAN0 bmts sclcꢃt thc sꢃrnnmng
aodc. Thc CS1 rnd CS0 bmts sclcꢃt onc of thc foue rnr-
log mnput ꢃhrnncls. Thc CS3 rnd CS2 bmts rec mgnoecd
by thc MAꢂ123ꢁ. Thc SE/DIFF bmt sclcꢃts cmthce smnglc-
cndcd oe dmffcecntmrl aodc. Scc thc MAꢂ123ꢁ drtr
shcct foe aoec mnfoeartmon on thc SCAN1% SCAN0%
CS3% CS2% CS1% rnd CS0 bmts wmthmn thc Confmg Bytc.
• A strndred 25-pmn% stermght-theough arlc-to-fcarlc
ꢃrblc to ꢃonncꢃt thc ꢃoaputce’s prerllcl poet to thc
MAꢂ123ꢁ E6 kmt bored
Procedure
1) Conncꢃt r ꢃrblc feoa thc ꢃoaputce’s prerllcl poet
to thc MAꢂ123ꢁ E6 kmt bored. Usc r 25-pmn stermght-
theough% fcarlc-to-arlc ꢃrblc.
2) Instrll thc MAꢂ123ꢁ E6 kmt softwrec on youe ꢃoaputce
by eunnmng thc INSTALL.EꢂE peogera on thc floppy
dmsk. Thc peogera fmlcs rec ꢃopmcd rnd mꢃons rec ꢃec-
rtcd mn thc Programs scꢃtmon wmthmn thc START acnu.
Reference Voltage
Thc cvrlurtmon softwrec rssuacs r +4.09ꢁ6 ecfcecnꢃc
voltrgc% unlcss othcewmsc spcꢃmfmcd. To ovceemdc thc
mntcenrl 4.09ꢁ6 ecfcecnꢃc vrluc% cnsuec bmt SEL2 cqurls
zceo rnd bmt SEL1 cqurls onc wmthmn thc Setup Byte.
Thcn% rpply thc ncw ecfcecnꢃc voltrgc rt thc 67EF prd
on thc bored% typc mn thc ncw ecfcecnꢃc voltrgc% wmthout
3) Conncꢃt r +56DC powce supply bctwccn thc 56
rnd thc OND prds of thc MAꢂ123ꢁ E6 kmt bored.
4) Stret thc MAꢂ123ꢁ E6 kmt peogera by ꢃlmꢃkmng mts mꢃon
mn thc Programs scꢃtmon wmthmn thc START acnu.
thc volt unmt% rnd pecss thc Set V button. Thc E6 kmt
ref
5) Apply rn rnrlog mnput voltrgc (0 to 6
) bctwccn thc
7EF
softwrec uscs thc vrluc typcd mn thc 6 fmcld to terns-
ecf
AIN0 rnd OND prds of thc MAꢂ123ꢁ E6 kmt bored.
lrtc thc dmgmtrl ꢃodc to r voltrgc.
ꢁ) Thc peogera rutoartmꢃrlly dctcꢃts thc MAꢂ123ꢁ
E6 kmt bored rnd dmsplrys 2-Wire Hardware
Detected mn geccn. Thc AIN0 lrbcl rutoartmꢃrlly
dmsplrys thc voltrgc rpplmcd to thc prd lrbclcd
AIN0 on thc MAꢂ123ꢁ E6 kmt bored.
Keyboard Navigation
Whcn you typc on thc kcybored% thc systca aust know
whmꢃh ꢃonteol should ecꢃcmvc thc kcysteokcs. Pecss thc
TAB kcy to aovc thc kcybored's foꢃus feoa onc ꢃonteol
to thc ncxt. Thc foꢃuscd ꢃonteol ms mndmꢃrtcd by r dottcd
outlmnc. SHIFT + TAB aovcs thc foꢃus to thc pecvmously
foꢃuscd ꢃonteol. Buttons ecspond to thc kcybored’s
SPACE bre. Soac ꢃonteols ecspond to thc kcybored’s
UP rnd DOWN reeow kcys. Aꢃtmvrtc thc peogera’s
acnu bre by pecssmng thc F10 kcy% rnd thcn pecss thc
lcttce of thc acnu mtca you wrnt. Most acnu mtcas hrvc
onc lcttce undcelmncd% mndmꢃrtmng thcme shoetꢃut kcy.
Detailed Description
of Software
Thc cvrlurtmon softwrec’s armn wmndow (Fmguec 1) ꢃon-
teols thc sctup bytc. It rlso dmsplrys thc voltrgc rnd
output ꢃodc of thc mnput smgnrl(s)% dcpcndmng on thc
ꢃonfmguertmon of thc MAꢂ123ꢁ.
Read ADC
Thc Read ADC button arnurlly ecrds thc MAꢂ123ꢁ
whmlc usmng thc ꢃueecnt sctup rnd ꢃonfmguertmon bytc sct-
tmngs. Whcn thc AutoRead ꢃhcꢃkbox ms ꢃhcꢃkcd% thc
softwrec rutoartmꢃrlly ecrds thc MAꢂ123ꢁ rppeoxm-
artcly cvcey 300as. AutoRead rllows usces to aodmfy
thc sctup rnd ꢃonfmguertmon bytcs on thc fly wmthout hrv-
mng to arnurlly pecss thc Read ADC button crꢃh tmac.
Setup Byte
Thc Setup Byte rlwrys bcgmns wmth r stret bmt vrluc of
onc. Thc SEL2% SEL1% rnd SEL0 bmts ꢃonteol thc strtc
2
_______________________________________________________________________________________
MAX1236 Evaluation Kit
1) Dmsꢃonncꢃt thc MAꢂ123ꢁ E6 kmt feoa thc PC prerllcl
poet.
Detailed Description
of Hardware
2) Instrll 3k ecsmstoes rt loꢃrtmons 75 rnd 7X. (Thms
ecsmstoe vrluc ary ecqumec optmamzrtmon foe crꢃh
systca.)
Thc MAꢂ123ꢁ ms r foue-ꢃhrnncl (two dmffcecntmrl-ꢃhrn-
ncl) 12-bmt ADC wmth r 2-wmec scemrl mntcefrꢃc. Thc opcn-
ꢃollcꢃtoe mnvcetce (U2) mntcefrꢃcs thc PC prerllcl poet to
thc 2-wmec scemrl mntcefrꢃc. U2 rnd thc rssoꢃmrtcd ꢃme-
ꢃumtey rec only ecqumecd whcn mntcefrꢃmng to thc prerllcl
poet. Powce thc MAꢂ123ꢁ E6 kmt feoa r 56DC powce
supply. To pecvcnt drargc to thc MAꢂ123ꢁ E6 kmt% do
not cxꢃccd +5.56DC on thc supply.
3) Conncꢃt thc usce-supplmcd 2-wmec bus to thc SDA%
SCL% rnd OND prds. (Conncꢃt to thc OND prd
ncrecst thc 56 prd on thc MAꢂ123ꢁ E6 kmt bored.)
4) 7cfce to thc MAꢂ123ꢁ drtr shcct to cnsuec rll tma-
mng spcꢃmfmꢃrtmons rec act.
User-Supplied 2-Wire Interface
Thc MAꢂ123ꢁ E6 kmt peovmdcs r peovcn PC bored lry-
out rnd softwrec to cvrlurtc thc fcrtuecs of thc
MAꢂ123ꢁ. Thc Wmndows softwrec only suppoets r
2-wmec scemrl mntcefrꢃc mn S-Modc. To cvrlurtc thc
MAꢂ123ꢁ wmth r usce-supplmcd 2-wmec scemrl mntcefrꢃc mn
F-Modc oe HS-Modc% do thc followmng:
NOTE: MAꢂ123ꢁ E6ALUATIꢄN SꢄFTWA7E’S MAIN WINDꢄW CꢄNT7ꢄLS THE MAꢂ123ꢁ AND DISPLAYS CꢄN6E7SIꢄN 7ESULTS.
Figure 1. MAX1236 EV Kit Software Main Window
_______________________________________________________________________________________
3
MAX1236 Evaluation Kit
5V
DVDD
5V
FB1
C7
10 F
GND
5V
GND
GND
6
5
8
SDA
SDA
SCL
SCL
SDA
SCL
V
DD
C6
C5
0.1 F
100pF
R1
14
1%
AIN0
AIN1
AIN2
AIN3
1
2
3
4
AINO
C1
0.22 F
U1
R2
14
1%
MAX1236
AIN1
AIN2
C2
0.22 F
R3
14
1%
C3
0.22 F
R4
14
1%
7
GND
AIN3/REF
C4
0.22 F
VREF
GND
Figure 2. MAX1236 EV Kit Schematic (Sheet 1 of 2)
4
_______________________________________________________________________________________
MAX1236 Evaluation Kit
DVDD
J1-5
J1-13
J1-18
J1-19
J1-20
J1-21
J1-22
J1-23
J1-24
J1-25
DVDD
DVDD
R9
47k
U2-A
74HC05
R6
47k
R5
OPEN
2
3
1
J1-11
J1-3
R10
100
D1
SDA
U2-B
74HC05
4
R12
100
R11
4.7k
D2
DVDD
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
J1-1
J1-4
DVDD
DVDD
R13
47k
R14
100
R8
47k
R7
OPEN
J1-6
6
5
J1-12
J1-2
J1-7
U2-C
74HC05
D3
SCL
J1-8
DVDD
J1-9
9
8
U2-F
74HC05
U2-E
74HC05
10
J1-17
J1-16
J1-15
J1-14
J1-10
U2-D
74HC05
R16
100
14
7
R15
4.7k
11
13
12
C9
0.1 F
D4
C8
10 F
N.C.
N.C.
Figure 2. MAX1236 EV Kit Schematic (Sheet 2 of 2)
_______________________________________________________________________________________
5
MAX1236 Evaluation Kit
1.0"
1.0"
Figure 3. MAX1236 EV Kit Component Placement Guide—
Component Side
Figure 4. MAX1236 EV Kit PC Board Layout—Component Side
6
_______________________________________________________________________________________
MAX1236 Evaluation Kit
1.0"
Figure 5. MAX1236 EV Kit PC Board Layout—Solder Side
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
7 _____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
© 2002 Mrxma Intcgertcd Peoduꢃts
Pemntcd USA
ms r ecgmstcecd terdcarek of Mrxma Intcgertcd Peoduꢃts.
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