MXT224 Datasheet, PDF (3/12 Pages) ATMEL Corporation – maXTouch 224-channel Touchscreen Sensor IC

mXT224
1.2 Pinout Descriptions
1.2.1 49-ball UFBGA/VFBGA
Table 1-1.
Ball
A1
A2
A3
A4
A5
A6
A7
B1
B2
B3
B4
B5
B6
B7
C1
C2
C3
C4
C5
C6
C7
D1
D2
D3
D4
D5
D6
D7
E1
E2
E3
E4
Pin Listing
Name
AVDD
Y12
Y10
Y8
Y6
Y4
Y2
X8
GND
Y11
Y9
Y5
Y1
Y0
X10
X9
Y13
Y7
Y3
GND
AVDD
X12
X13
X11
GND
X7
X5
X6
X14
X15
RESET
GPIO1
Type
P
I/O
I/O
I
I
I
I
O
P
I/O
I
I
I
I
O
O
I/O
I
I
P
P
O
O
O
P
O
O
O
O
O
I
I/O
Comments
Analog power
Y line connection or X line in extended mode
Y line connection or X line in extended mode
Y line connection
Y line connection
Y line connection
Y line connection
X matrix drive line
Ground
Y line connection or X line in extended mode
Y line connection
Y line connection
Y line connection
Y line connection
X matrix drive line
X matrix drive line
Y line connection or X line in extended mode
Y line connection
Y line connection
Ground
Analog power
X matrix drive line
X matrix drive line
X matrix drive line
Ground
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
X matrix drive line
Reset low; has internal 30 k to 60 k pull-up resistor
General purpose I/O
If Unused, Connect To...
–
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
–
Leave open
Leave open
Leave open
Leave open
Leave open
Leave open or Vdd
Input: GND
Output: leave open
3
9530BS–AT42–10/09