at42qt1040 ATMEL Corporation, at42qt1040 Datasheet - Page 14

• Manufacturer Part Number: at42qt1040
• Description: Qtouch? 4-key Sensor Ic
• Manufacturer: ATMEL Corporation

5.4
5.5
14
Parameter
T
Fc
Fm
T
BS
PW
Timing Specifications
Power Consumption
AT42QT1040
Vdd (V)
1.8
3.3
5.0
Description
Burst duration
Burst center frequency
Burst modulation, percentage
Burst pulse width
AKS Mode (RAKS)
Off
Off
On
On
Off
Off
On
On
Off
Off
On
On
Min
-7.5
–
–
–
Typ
119
3.5
–
2
Speed (RFS)
Max
Slow
Slow
Slow
Slow
Slow
Slow
Fast
Fast
Fast
Fast
Fast
Fast
+7.5
–
–
Units
kHz
ms
µs
%
Power Consumption (µA)
Notes
Cx = 5 pF, Cs = 18 nF
104
114
100
340
117
380
215
710
245
800
31
36
9524B–AT42–04/09