QT140-A QUANTUM [Quantum Research Group], QT140-A Datasheet - Page 12

• Manufacturer Part Number: QT140-A
• Description: 4 AND 5 KEY QTOUCH SENSOR ICs
• Manufacturer: QUANTUM [Quantum Research Group]

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