AT42QT1012-TSHR Atmel, AT42QT1012-TSHR Datasheet - Page 4

• Manufacturer Part Number: AT42QT1012-TSHR
• Description: IC TOUCH SENSOR 1KEY SOT23-6
• Manufacturer: Atmel
• Series: QTouch™r
• Type: Capacitiver

Specifications of AT42QT1012-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
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Output Type: Logic
• Interface: Digital
• Input Type: Logic
• Supply Voltage: 1.8 V to 5.5 V
• Dimensions: 2.9 mm L x 1.6 mm W x 1.45 mm H
• Output Voltage: 0.6 V to 0.7 V
• Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Supply Current: 31.5µA
• 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
• Current - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: AT42QT1012-TSHRTR

1.3.2
4
AT42QT1012
8-pin UDFN/USON
Figure 1-2.
Re
• Cs capacitor (Cs) – see
• Sample resistor (Rs) – see
• Voltage levels – see
• Output polarity selection resistor (Rop) – see
• Rm resistor – see
• Bypass capacitor (Cby) – see
ELECTRODE
Figure 1-1 on page 3
SENSE
Basic Circuit Configuration
(active high output, toggle on/off, no auto switch off)
RS
Section 3.11.2 on page 11
Section 4.4 on page 20
and
Cby
Section 4.2 on page 20
CS
Rm
Figure
Section 4.3 on page 20
page 21
1-2, check the following sections for component values:
2
3
1
8
N/C
N/C
SNS
SNSK
VDD
VDD
VSS
Section 3.9 on page 10
7
4
TIME
OUT
6
5
Note: bypass capacitor to be tightly
wired between VDD and VSS and
kept close to pin 7.
Rop
9543D–AT42–08/10