QT140-ASG Atmel, QT140-ASG Datasheet - Page 12

• Manufacturer Part Number: QT140-ASG
• Description: IC SENSOR 4KEY 5V 5MA SGL 28SSOP
• Manufacturer: Atmel
• Series: QProx™, QTouch™r
• Type: Capacitiver

Specifications of QT140-ASG

• Touch Panel Interface: 10, 2-Wire
• Number Of Inputs/keys: 4 Key
• Resolution (bits): 10, 14 b
• Voltage Reference: Internal
• Voltage - Supply: 3 V ~ 5.5 V
• Current - Supply: 2.5mA
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-SSOP
• Output Type: Logic
• Input Type: Logic
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -
• Other names: 427-1111-2; QT140-ASG

5 - PACKAGE OUTLINES
lQ
SYMBOL
SYMBOL
2a
L1
S1
Aa
W
Ø
M
M
m
Q
D
E
H
a
A
P
L
F
R
S
Y
L
e
h
x
r
10.070
34.163
7.650
5.200
0.650
0.250
0.550
0.130
1.730
0.050
Min
7.112
7.874
33.02
0.584
0.406
0.203
1.016
3.175
0.381
3.175
3.632
7.874
8.128
0.203
Min
2.54
0º
Seating level
Millimeters
Millimeters
h
L
35.179
H
Max
7.493
8.382
33.02
0.559
0.508
1.651
3.556
3.683
3.632
7.874
9.906
0.203
Max
10.33
1.22
2.54
5.38
0.65
0.38
0.95
0.22
1.99
0.21
7.9
-
8º
Package type: 28-Pin Dual-In-Line
Package type: 28-pin SSOP
D
M
4 places
Notes
Typical
Typical
Notes
BSC
BSC
12
2a
W
Min
1.385
0.023
0.016
0.008
0.125
0.015
0.125
0.143
0.008
0.28
0.31
0.04
0.31
0.32
Base level
0.396
0.301
0.205
0.026
0.010
0.022
0.005
0.068
0.002
1.3
0.1
Min
0º
ø
Inches
E
Inches
Max
0.295
1.395
0.048
0.022
0.065
0.145
0.013
0.33
0.02
0.14
0.18
0.31
0.39
Max
0.407
0.311
0.212
0.026
0.015
0.037
0.009
0.078
0.008
1.3
0.1
-
8º
QT140/150 1.01/1102
e
Notes
4 places
Notes
Typical
Typical
BSC
BSC