AT42QT1010-TSHR Atmel, AT42QT1010-TSHR Datasheet - Page 2

• Manufacturer Part Number: AT42QT1010-TSHR
• Description: IC TOUCH SENSOR 1KEY SOT23-6
• Manufacturer: Atmel
• Series: QTouch™r
• Type: Capacitiver

Specifications of AT42QT1010-TSHR

• Touch Panel Interface: 1, 2-Wire
• Number Of Inputs/keys: 1 Key
• Resolution (bits): 9, 14 b
• Data Interface: Serial
• Voltage Reference: Internal
• Voltage - Supply: 1.8 V ~ 5.5 V
• Current - Supply: 219µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Output Type: Logic
• Interface: Digital
• Input Type: Logic
• Supply Current: 729µA
• Supply Voltage Range: 1.8V To 5.5V
• Sensor Case Style: SOT-23
• No. Of Pins: 6
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AT42QT1010-TSHRTR

1. Pinout and Schematic
1.1
1.2
Table 1-1.
1.3
2
Name
SNSK
SYNC
OUT
SNS
Vdd
Vss
Pinout Configuration
Pin Descriptions
Schematic
AT42QT1010
Pin Listing
Pin
1
2
3
4
5
6
Figure 1-1.
Type
I/O
I/O
O
P
P
I
Output state
Supply ground
Sense pin
Sense pin
Power
SYNC and Mode Input
I
O
Basic Circuit Configuration
Comments
SNSK
Input only
Output only, push-pull
OUT
VSS
1
OUT
1
2
3
Note: A bypass capacitor should be tightly wired
between Vdd and Vss and kept close to pin 5.
SYNC/MODE
VDD
VDD
–
–
Cs + Key
Cs
–
Pin is either SYNC/Slow/Fast Mode, depending on logic level
applied (see
6
5
4
VSS
5
2
SYNC/MODE
VDD
SNS
SNSK
SNS
Section 3.1 on page
3
4
6
I/O
P
If Unused, Connect To...
Cs
Input and output
Ground or power
Rs
4)
ELECTRODE
SENSE
Cx
9541G–AT42–03/10