at42qt5480 Quantum Research Group, at42qt5480 Datasheet - Page 3

• Manufacturer Part Number: at42qt5480
• Description: Qtwo? 10-bit Touchscreen Controller
• Manufacturer: Quantum Research Group

1.2
Table 1-2.
9510AS–AT42–10/08
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
1
2
3
4
5
6
7
8
9
Pin Descriptions
Ball
C3
C2
D2
D3
G2
C1
G5
G6
C7
D6
C6
D5
B2
B1
A5
A1
E1
E2
F1
F2
E3
F3
E4
A4
F4
F5
F6
E5
F7
E6
E7
A7
B7
B6
A6
Pin Listing
FORCE_S
TRIGGER
GPO2
GPO3
Name
RST
SDA
SCL
Y0A
Y1A
Y2A
Y3A
Y4A
Y5A
Y5B
Y4B
Y3B
Y2B
Vdd
XT2
XT1
Vdd
Vdd
Vdd
Vss
Vss
Vss
X0
X1
X2
X3
X4
X5
X6
X7
A0
Type
OD
OD
O
O
P
P
X
X
O
O
O
O
O
O
O
O
P
P
P
P
P
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Comments
General purpose output 2
General purpose output 3
Trigger input (active low)
Reset low; has internal 30k - 60k pull-up
Power
Supply ground
Clock resonator
Clock resonator
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
Power
Supply ground
Serial Interface Clock
Serial Interface Data
Y line connection
Y line connection
Y line connection
Y line connection
Y line connection
Y line connection
Power
Supply ground
Power
I2C-compatible address select
Force sensor input
Y line connection
Y line connection
Y line connection
Y line connection
If Unused, Connect To...
Leave open or Vdd
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open
Vdd or Vss
Vss
QT5480
–
–
–
–
–
–
–
–
–
–
–
–
3