参数资料
型号: AT42QT2161-MMU
厂商: Atmel
文件页数: 6/14页
文件大小: 0K
描述: IC TOUCH SENSOR 16KEY 28QFN
标准包装: 1
系列: QMatrix™, QSlide™
类型: 电容性
触摸面板接口: 8,2 线
输入数/键: 16 键,滑块
分辨率(位): 10 b
评估套件: *
数据接口: I²C,串行
电压基准: 内部
电源电压: 1.8 V ~ 5.5 V
电流 - 电源: 1.14mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-VFQFN 裸露焊盘
供应商设备封装: 28-VQFN
包装: 标准包装
其它名称: AT42QT2161-MMUDKR
14
COMMERCIALTEMPERATURERANGE
IDT72V70210 3.3V TIME SLOT INTERCHANGE
DIGITAL SWITCH 1,024 x 1,024
Symbol
Parameter
Min.
Typ.
Max.
Units
ICC (2)
Supply Current @ 2 Mb/s
-
15
20
mA
IIL(3,4)
InputLeakage(inputpins)
-
50
A
IOZ(3,4)
High-impedanceLeakage
-
50
A
VOH(5)
Output HIGH Voltage
2.4
-
V
VOL(6)
Output LOW Voltage
-
0.4
V
Symbol
Rating
Level
Unit
VTT
TTLThreshold
1.5
V
VHM
TTL Rise/Fall Threshold Voltage HIGH
2.0
V
VLM
TTL Rise/Fall Threshold Voltage LOW
0.8
V
DC ELECTRICAL CHARACTERISTICS
AC ELECTRICAL CHARACTERISTICS - TIMING PARAMETER
MEASUREMENT VOLTAGE LEVELS
NOTES:
1. Voltages are with respect to ground (GND) unless otherwise stated.
2. Outputs unloaded.
3. 0
≤ V ≤ VCC.
4. Maximum leakage on pins (output or I/O pins in high-impedance state) is over an
applied voltage (V).
5. IOH = 10 mA.
6. IOL = 10 mA.
Test Point
Output
Pin
CL
GND
S1
RL
VCC
GND
5714 drw06
S2
S1isopencircuitexceptwhentestingoutput
levels or high impedance states.
S2 is switched to VCC or GND when testing
output levels or high impedance states.
Figure 3. Output Load
Symbol
Parameter
Min.
Max.
Unit
VCC
Supply Voltage
3.0
3.6
V
Vi
Voltage on Digital Inputs
GND -0.3
5.3
V
IO
Current at Digital Outputs
-50
50
mA
TS
StorageTemperature
-55
+125
° C
PD
Package Power Dissapation
2W
NOTE:
1. Exceeding these values may cause permanent damage. Functional operation under
these conditions is not implied.
ABSOLUTE MAXIMUM RATINGS(1)
RECOMMENDED OPERATING
CONDITIONS(1)
NOTE:
1.Voltages are with respect to Ground unless otherwise stated.
Symbol
Parameter
Min.
Typ.
Max.
Unit
VCC
Positive Supply
3.0
3.3
3.6
V
VIH
Input HIGH Voltage
2.0
5.3
V
VIL
Input LOW Voltage
0.8
V
TOP
OperatingTemperature
-40
25
+85
°C
Commercial
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