AT42QT1070-SSU Atmel, AT42QT1070-SSU Datasheet - Page 17

• Manufacturer Part Number: AT42QT1070-SSU
• Description: IC TOUCH SENSOR 7KEY 14-SOIC
• Manufacturer: Atmel
• Type: Capacitiver

Specifications of AT42QT1070-SSU

• 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: 14-SOIC (0.154", 3.90mm Width)
• 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

4.4
9596A–AT42–10/10
SDA, SCL
The I
open-drain; that is I
leave them open. The termination resistors pull the line up to Vdd if no I
pulling it down.
The termination resistors commonly range from 1 k to 10 k
rise times on SDA and SCL meet the I
Standalone mode: if I
can be enabled by connecting the MODE pin to Vdd. See
information.
2
C-compatible bus transmits data and clock with SDA and SCL respectively. They are
2
C-compatible master and slave devices can only drive these lines low or
2
C-compatible communications are not required, then standalone mode
2
C-compatible specifications (1 µs maximum).

and should be chosen so that the
Section 2.4 on page 9
AT42QT1070
2
C-compatible device is
for more
17