参数资料
型号: MPR031EPR2
厂商: Freescale Semiconductor
文件页数: 19/33页
文件大小: 0K
描述: IC CTLR TOUCH SENSOR 8-DFN
产品培训模块: MPR03x - Low-Power Proximity Sensors
特色产品: MPR03x Proximity Capacitive Touch Sensor Controllers
标准包装: 1
类型: 电容性
触摸面板接口: 2 线
评估套件: 可供
数据接口: I²C,串行
数据速率/采样率 (SPS,BPS): 400k
电源电压: 1.71 V ~ 2.75 V
电流 - 电源: 43µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-UFDFN
供应商设备封装: 8-QFN-D(2x2)
包装: 标准包装
产品目录页面: 2808 (CN2011-ZH PDF)
配用: KITMPR03XEVM-ND - KIT EVAL FOR MPR03X
DEMOMPR031-ND - BOARD DEMO FOR MPR031 CTLR
其它名称: MPR031EPR2DKR
MPR03X
Sensors
26
Freescale Semiconductor
A.6
I2C AC Characteristics
This section includes information about I2C AC Characteristics.
Table 22. I2C AC Characteristics
(Typical Operating Circuit,
VDD = 1.71 V to 2.75 V, TA = TMIN to TMAX, unless otherwise noted. Typical current values are at
VDD = 1.8 V, TA = +25°C.)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Serial Clock Frequency
fSCL
400
kHz
1
Bus Free Time Between a STOP and a START
Condition
tBUF
1.3
s
2
Hold Time, (Repeated) START Condition
tHD, STA
0.6
s
2
Repeated START Condition Setup Time
tSU, STA
0.6
s
2
STOP Condition Setup Time
tSU, STO
0.6
s
2
Data Hold Time
tHD, DAT
0.9
s
2
Data Setup Time
tSU, DAT
100
ns
2
SCL Clock Low Period
tLOW
1.3
s
2
SCL Clock High Period
tHIGH
0.7
s
2
Rise Time of Both SDA and SCL Signals,
Receiving
tR
20+0.1
Cb
300
ns
2
Fall Time of Both SDA and SCL Signals,
Receiving
tF
20+0.1
Cb
300
ns
2
Fall Time of SDA Transmitting
tF.TX
20+0.1
Cb
250
ns
2
Pulse Width of Spike Suppressed
tSP
25
ns
2
Capacitive Load for Each Bus Line
Cb
400
pF
2
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