參數(shù)資料
型號: SX8722I070TRLF
廠商: Semtech
文件頁數(shù): 8/108頁
文件大小: 0K
描述: IC ZOOMING ADC 10BIT 16CH 44MLPQ
標(biāo)準(zhǔn)包裝: 1
類型: 壓力傳感器
輸入類型: 邏輯
輸出類型: 邏輯
接口: I²C
電流 - 電源: 300µA
安裝類型: 表面貼裝
封裝/外殼: 44-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 44-MLPQ(7x7)
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 585 (CN2011-ZH PDF)
配用: XE8000EV120-ND - BOARD EVAL FOR SX8722I070TRLF
其它名稱: SX8722I070LFDKR
ACS - Revision 4.2
October 2008
2008 Semtech Corp.
www.semtech.com
Page 105
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
SX8722
High gain acquisition for sensor interface
16. PCB Layout Considerations
PCB layout considerations to be taken when using the SX8722 are relatively simple to get the highest performances out.
The most important to achieve good performances is to have a good voltage reference.
Separating the digital from the analog lines will be also a good choice to reduce the noise induced by the digital lines. It is
also advised to have separated ground planes for digital and analog signals with the shortest return path, as well as making
the power supply lines as wider as possible and to have good decoupling capacitors.
17. How to Evaluate
For evaluation purposes the XE8000EV120 evaluation kit can be ordered. This kit connects to any PC using a USB port. The
"SX8722 Evaluation Tools" software gives the user the ability to control the SX8722 and displaying configurations on the
"Graphical User interface". For more information please look at SEMTECH web site (http://www.semtech.com).
18. Package Outline Drawing: MLPQ44-7x7mm
A
PIN 1
INDICATOR
(LASER MARK)
A1
A2
E
D
A
LxN
E/2
D/2
bxN
MILLIMETERS
0.50 BSC
.002
-
0.00
.000
A1
.271
.197
.017
.007
E1
aaa
bbb
N
e
L
A2
D1
D
E
b
.020 BSC
.203
.021
.003
.004
44
.275
(.008)
.203
.275
.010
-
5.00
.207
.025 0.45
.279
.207
-
.012
6.90
5.00
-
0.18
.031
MIN
DIM
A
MAX
DIMENSIONS
INCHES
-
NOM
.040 0.80
MIN
-
0.05
7.10
5.25
0.65
0.30
5.15
0.55
0.10
0.08
44
7.00
(0.20)
5.15
7.00
0.25
-
1.00
MAX
-
NOM
B
aaa C
C
SEATING
PLANE
1
2
N
bbb
C A B
COPLANARITY APPLIES TO THE EXPOSED PAD AS WELL AS THE TERMINALS.
CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES).
NOTES:
2.
1.
D1
E1
e
Not
Recommended
for
New
Designs
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