QT320-IS Atmel, QT320-IS Datasheet - Page 16

• Manufacturer Part Number: QT320-IS
• Description: SENSOR IC TOUCH PROG 2CH 8-SOIC
• Manufacturer: Atmel
• Series: QProx™r
• Type: Capacitiver

Specifications of QT320-IS

• Rohs Status: RoHS non-compliant
• Touch Panel Interface: 2, 2-Wire
• Number Of Inputs/keys: 2 Key
• Resolution (bits): 16 b
• Data Interface: Serial
• Voltage Reference: Internal
• Voltage - Supply: 1.8 V ~ 5.25 V
• Current - Supply: 600µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SMD (300 mil)
• Output Type: *
• Interface: *
• Input Type: *
• Other names: 427-1031

lQ
900
800
700
600
500
400
300
200
100
2000
1800
1600
1400
1200
1000
450
400
350
300
250
200
150
100
800
600
400
200
0
50
0
0
0
0
0
10
10
10
Figure 5-10 Idd current vs Cs; Vdd = 5.0
Figure 5-8 Idd current vs Cs; Vdd = 2.0
Figure 5-9 Idd current vs Cs; Vdd = 3.3
20
20
20
Sampling Capacitor (nF)
Sampling Capacitor (nF)
Sampling Capacitor (nF)
30
30
30
16
40
40
40
50
50
50
60
60
60
Sleep Cycles
Sleep Cycles
Sleep Cycles
None
One
Two
Three
Five
Ten
None
One
Two
Three
Five
None
One
Two
Three
Five
Ten
QT320/R1.03 08/02