fma1127dc Fujitsu Microelectronics, Inc., fma1127dc Datasheet - Page 21

• Manufacturer Part Number: fma1127dc
• Description: Touch Sensor Controller
• Manufacturer: Fujitsu Microelectronics, Inc.

Top View of 20-pin Package (20SSOP)
Pin Description
RESET_N
Name
VLDO
TCLK
AREF
TINT
GINT
SDA
SCL
VPH
VSS
V25
DIO
ID
S
IO
IO
IO
O
O
P
O
P
P
I
I
I
I
I
I
11-12, 17-20
Pin #
3, 9
10
16
15
14
13
1
8
4
5
6
7
2
RESET_N
DIO_0
DIO_8
AREF
TCLK
GINT
TINT
SDA
SCL
Reset, active LOW
External Clock Input. Should be grounded if not used.
Six Sensor Inputs from external Touch Pads.
Reference Input.
Configured by HOST:
-extended GPIOs, Direct Button Outputs or External Interrupt inputs
Bidirectional I
I
Touch Interrupt, it can be generated when touch status is changed.
General Interrupts including touch interrupt and EINT. Can be masked.
I
Power (2.5V-5.5V)
2.5V Regulator Power Output
2.5V Power Input
Ground
2
2
C CLK from Host
C Chip ID Select(0:0x58, 1:0x5B)
ID
1
2
3
4
5
6
7
8
9
10
2
C Data from/to Host
20
19
18
17
16
15
14
13
12
11
S0
S1
S2
S3
VPH
VLDO
V25
VSS
S8
S9
Description
FMA1127DC
Fujitsu Microelectronics America, Inc.
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