参数资料
型号: QT60240-ATG
厂商: Atmel
文件页数: 16/26页
文件大小: 0K
描述: IC TOUCH SENSOR 24KEY 32-TQFP
标准包装: 3,000
系列: QMatrix™
类型: 电容性
输入数/键: 24
分辨率(位): 10 b
评估套件: 可供
数据接口: I²C,串行,SPI?
电压基准: 外部
电源电压: 1.8V,3.3V,5V
电流 - 电源: 4.6mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-TQFP
供应商设备封装: 32-TQFP
包装: 带卷 (TR)
其它名称: QT60240-ATG-ND
QT60240-ATGTR
7 Specifications
7.1 Absolute Maximum Electrical Specifications
Operating temp................................................................................... -40OC to +85OC
Storage temp.................................................................................... -55OC to +125OC
Vdd................................................................................................. -0.5 to +5.5V
Max continuous pin current, any control or drive pin .......................................................... ±10mA
Short circuit duration to ground, any pin ...................................................................... infinite
Short circuit duration to Vdd, any pin........................................................................ infinite
Voltage forced onto any pin............................................................... -0.6V to (Vdd + 0.6) Volts
EEPROM setups maximum writes.............................................................. 100,000 write cycles
7.2 Recommended Operating Conditions
Vdd............................................................................................... +1.8V to 5.25V
Note: the devices will run at a minimum of 1.62V.
Supply ripple+noise........................................................................................ ±5mV
Cx transverse load capacitance per key ................................................................... 2 to 20pF
7.3 DC Specifications
Vdd = 5.0V, Cs = 4.7nF, Rs = 470K; Ta = recommended range, unless otherwise noted
k
60
Internal /RST pullup resistor
Rrst
bits
10
Acquisition resolution
Ar
A
1
Input leakage current
Iil
V
4.2
High output voltage
Voh
V
0.2
Low output voltage
Vol
1.8V <Vdd <5V
V
0.6Vdd
High input logic level
Vhl
1.8V <Vdd <5V
V
0.2Vdd
Low input logic level
Vil
Vdd = 1.8V
Vdd = 3.3V
Vdd = 5.0V
A
3
4
6
Average supply current,
sleeping
Idds
Vdd = 1.8V
Vdd = 3.3V
Vdd = 5.0V
mA
1.02
2.34
4.60
Average supply current,
running
Iddr
Notes
Units
Max
Typ
Min
Description
Parameter
7.4 Timing Specifications
%
±10
Burst modulation, percentage
Fm
kHz
155
Burst center frequency
Fc
BL = 16
BL = 32
BL = 48
BL = 64
s
270
380
490
600
Burst spacing
TBS
Notes
Units
Max
Typ
Min
Description
Parameter
lQ
23
QT60240-ISG R8.06/0906
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