AT42QT1070-MMH Atmel, AT42QT1070-MMH Datasheet - Page 24

• Manufacturer Part Number: AT42QT1070-MMH
• Description: IC TOUCH SENSOR 7KEY 20-VQFN
• Manufacturer: Atmel
• Type: Capacitiver

Specifications of AT42QT1070-MMH

• Number Of Inputs/keys: 7 Key (Comms), 5 Key (Standalone)
• Data Interface: I²C
• Voltage Reference: Internal
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-VFQFN Exposed Pad
• Supply Voltage: 1.8 V to 5.5 V
• Dimensions: 3 mm L x 3 mm W x 0.8 mm H
• Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Resolution (bits): -
• Touch Panel Interface: -
• Data Rate/sampling Rate (sps, Bps): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

6. Specifications
6.1
6.2
6.3
Vdd = 3.3V, Cs = 10nF, load = 5 pF, 32 ms default sleep, Ta = recommended range, unless otherwise noted
24
Vdd
Max continuous pin current, any control or drive pin
Short circuit duration to ground, any pin
Short circuit duration to Vdd, any pin
Voltage forced onto any pin
CAUTION: Stresses beyond those listed under Absolute Maximum Specifications may cause permanent damage to the
device. This is a stress rating only and functional operation of the device at these or other conditions beyond those
indicated in the operational sections of this specification is not implied. Exposure to absolute maximum specification
conditions for extended periods may affect device reliability.
Operating temperature
Storage temperature
Vdd
Supply ripple+noise
Cx load capacitance per key
Parameter
Voh
Vih
Vol
Vil
Iil
Absolute Maximum Specifications
Recommended Operating Conditions
DC Specifications
AT42QT1070
Description
Low input logic level
High input logic level
Low output voltage
High output voltage
Input leakage current
Vdd - 0.7V
Minimum
0.7Vdd
–
–
–
Typical
–
–
–
–
–
-40
-55
+1.8V to 5.5V
±25 mV
1 to 30 pF
±10 mA
-0.5V to (Vdd + 0.5) Volts
-0.5 to +6V
infinite
infinite
Maximum
Vdd + 0.5
0.2Vdd
o
o
C to +85
C to +125
0.6
±1
–
o
C
o
C
Units
µA
V
V
V
V
Notes
9596A–AT42–10/10