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QT60240-ISG

QT60240-ISG首页预览图
型号: QT60240-ISG
PDF文件:
  • QT60240-ISG PDF文件
  • QT60240-ISG PDF在线浏览
功能描述: 16 AND 24 KEY QMATRIX TOUCH SENSOR ICs
PDF文件大小: 609.68 Kbytes
PDF页数: 共26页
制造商: QUANTUM[Quantum Research Group]
制造商LOGO: QUANTUM[Quantum Research Group] LOGO
制造商网址: http://www.qprox.com
捡单宝QT60240-ISG
PDF页面索引
120%
7 Specifications
7.1 Absolute Maximum Electrical Specifications
Operating temp................................................................................... -40
O
C to +85
O
C
Storage temp.................................................................................... -55
O
C to +125
O
C
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
k60Internal /RST pullup resistorRrst
bits10Acquisition resolutionAr
µA1Input leakage currentIil
V4.2High output voltageVoh
V0.2Low output voltageVol
1.8V <Vdd <5VV0.6VddHigh input logic levelVhl
1.8V <Vdd <5VV0.2VddLow input logic levelVil
Vdd = 1.8V
Vdd = 3.3V
Vdd = 5.0V
µA
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
NotesUnitsMaxTypMinDescriptionParameter
7.4 Timing Specifications
%±10Burst modulation, percentageFm
kHz155Burst center frequencyFc
BL = 16
BL = 32
BL = 48
BL = 64
µs270
380
490
600
Burst spacingT
BS
NotesUnitsMaxTypMinDescriptionParameter
lQ
23 QT60240-ISG R8.06/0906
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