www.semtech.com/products/ Page 13 ADVANCED COMMUNICATIONS & SENSING DATASHEET SX8723C ZoomingADC fo" />
參數(shù)資料
型號: SX8723CWLTDT
廠商: Semtech
文件頁數(shù): 5/67頁
文件大?。?/td> 0K
描述: IC DAS ADC 16BIT I2C/SRL
標(biāo)準(zhǔn)包裝: 1
系列: ZoomingADC™
類型: 數(shù)據(jù)采集系統(tǒng)(DAS)
輸入類型: 差分
輸出類型: 數(shù)字
接口: I²C
安裝類型: 表面貼裝
封裝/外殼: 12-WFDFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 12-MLPD-EP(4x4)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: SX8723CWLTDTDKR
www.semtech.com/products/
Page 13
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
SX8723C
ZoomingADC for sensing data acquisition
Revision 1.01
January 2011
Semtech
5 Pin Description
Note
The bottom pin is internally connected to VSS. It should also be connected to
VSS on PCB to reduce noise and improve thermal behavior.
Pin
Name
Type
Function
1
AC4
Analog Input
Differential sensor input in conjunction with AC5
2
AC5
Analog Input
Differential sensor input in conjunction with AC4
3
VBATT
Power Input
2.4V to 5.5V power supply
4
VSS
Power Input
Chip Ground
5
READY
Digital Output
Conversion complete flag.
6
D1
Digital IO + analog input
Digital output sensor drive (VBATT or VSS)
VREF input in optional operating mode
I2C address bit 1. MSB address bits are fuse programmed.
7
D0
Digital IO + analog output
Digital output sensor drive (VBATT or VSS)
VREF output in optional operating mode
I2C address bit 0. Msb address bits are fuse programmed.
8
SDA
Digital IO
I2C data
9
SCL
Digital IO
I2C clock. Up to 400KHz.
10
VPUMP
Power IO
Charge pump output. Raises analog switch supply above VBATT if VBATT supply is
too low. Recommended range for capacitor is 1nF to 10 nF. Connect the
capacitor to ground.
11
AC2
Analog Input
Differential sensor input in conjunction with AC3
12
AC3
Analog Input
Differential sensor input in conjunction with AC2
Not
Recommended
for
New
Designs
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