參數(shù)資料
型號: XE8000EV120
廠商: Semtech
文件頁數(shù): 1/108頁
文件大?。?/td> 0K
描述: BOARD EVAL FOR SX8722I070TRLF
標準包裝: 1
系列: ZoomingADC™
ADC 的數(shù)量: 1
位數(shù): 16
數(shù)據(jù)接口: I²C
工作溫度: -40°C ~ 125°C
已用 IC / 零件: SX8722
已供物品: 板,CD
產(chǎn)品目錄頁面: 585 (CN2011-ZH PDF)
相關(guān)產(chǎn)品: SX8722I070LFDKR-ND - IC ZOOMING ADC 10BIT 16CH 44MLPQ
SX8722I070LFCT-ND - IC ZOOMING ADC 10BIT 16CH 44MLPQ
SX8722I070LFTR-ND - IC ZOOMING ADC 10BIT 16CH 44MLPQ
其它名稱: XM8000EV120
XM8000EV120-ND
ACS - Revision 4.2
October 2008
2008 Semtech Corp.
www.semtech.com
Page 1
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
SX8722
High gain acquisition for sensor interface
The main function of the SX8722 is to acquire signal from
Wheatstone bridges or single ended sensors.
The input can be a pressure sensor, a GMR or AMR
magnetic sensor, a chemical sensor, a thermistor or a mix of
several of these sensors.
The SX8722 Sensor interface is totally configurable through
an I2C compatible interface.
Several parameters are configurable through this interface
such as alarms or signal post processing.
Pressure sensing (industrial, altimeter, diving computer)
Chemical sensing (monitoring, security)
Magnetic sensing (compass)
ORDERING INFORMATION
16 + 10 bits differential acquisition
Preamplifier programmable gain up to 1000
Sensor offset compensation up to 15 times full scale of
input signal
4 differential or 7 single ended signal inputs
2 differential reference inputs
I2C compatible connection to application
Internal RC and 32 kHz Oscillators
Low power modes
- Sleep
- Shutdown
4 Full configuration pre selections including:
- ZoomingADC configuration
- 2 alarms with on & off thresholds
- Digital filtering
I2C EEPROM interface
Stand alone mode for alarm monitoring
Clock out pin
Calibration pin
Reset pin
Ready / Busy pin
GENERAL DESCRIPTION
APPLICATION
Part Number
Temperature Range
Package
SX8722I070LF
-40°C to 125°C
MLPQ44-7x7
Tools
Part number
Evaluation Kit
XE8000EV120
KEY PRODUCT FEATURES
SIG
N
A
LM
U
X
RE
F
MU
X
READY
AC0
AC1
AC2
AC3
AC4
AC5
PGA
ADC
ZoomingADCTM
VBATT
RESET
SCL
SDA
AR2N
AR2P
AR1N
AR1P
SX8722
VMULT
CONTROL
OSC
I2C
MCU
AC6
AC7
BIAS
Single ended
Differential
SLEEP
POWER
SHUT
POST-PROCESS
EE_P
O
W
EE
_S
CL
EE
_SD
A
XIN
XOUT
CKOUT
CAL
GND
ALRM1
ALRM2
VREG
GPIO
VBATT
Example of application
Typical pressure & temperature sensing
application with sleep control
GPIO
Not
Recommended
for
New
Designs
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