AT42QT2161-MMU Atmel, AT42QT2161-MMU Datasheet - Page 38

• Manufacturer Part Number: AT42QT2161-MMU
• Description: IC TOUCH SENSOR 16KEY QFN M-MOD
• Manufacturer: Atmel
• Type: Capacitiver

Specifications of AT42QT2161-MMU

• Touch Panel Interface: 8, 2-Wire
• Number Of Inputs/keys: 16 Key, Slider
• Resolution (bits): 10 b
• Data Interface: I²C, Serial
• Voltage Reference: Internal
• Voltage - Supply: 1.8 V ~ 5.5 V
• Current - Supply: 1.14mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 7-1.
38
Address
70
71
73
AT42QT2161
Bytes
Setups Table (continued)
1
1
1
GPO Drive 1
GPIO Drive 2
GPIO Direction
Parameter
Symbol
GPIO3
GPIO2
GPIO1
GPIO3
GPIO2
GPIO1
X7
X6
X5
X4
X3
X2
X1
X0
-
-
-
-
-
-
-
-
-
-
Range
Valid
0
0
0
0
0
0
0
0
0
0
0
0
0
0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
-
-
-
-
-
-
-
-
-
-
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Bits
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Scope
Key
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Default
Value
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0: GPO driven low
1: GPO driven high
If GPIO set to output,
0: GPIO driven low
1: GPIO driven high
0: GPIO is floating input
1: GPIO is push-pull output
Description
9614A–AT42–08/10
Page
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