FMA1125DC-16P Fujitsu Semiconductor America Inc, FMA1125DC-16P Datasheet - Page 2

• Manufacturer Part Number: FMA1125DC-16P
• Description: IC CTLR TOUCH SENSOR 16SOP
• Manufacturer: Fujitsu Semiconductor America Inc
• Type: Capacitiver

Specifications of FMA1125DC-16P

• Touch Panel Interface: *
• Number Of Inputs/keys: *
• Resolution (bits): *
• Data Interface: I²C
• Data Rate/sampling Rate (sps, Bps): *
• Voltage Reference: *
• Voltage - Supply: 2.4 V ~ 5 V
• Current - Supply: 100µA
• Operating Temperature: -40°C ~ 90°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Output Type: Logic
• Interface: I²C
• Input Type: Logic
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 865-1050-2

Fujitsu Microelectronics America, Inc.
Touch Sensor Controller
Table of Contents
Ordering Information.............................................................................................................................................................1
Package Pinouts....................................................................................................................................................................1
Electrical Characteristics ........................................................................................................................................................2
Operation Principles ..............................................................................................................................................................3
Functional Characteristics ......................................................................................................................................................5
Communication Specifications for I
Application Information.........................................................................................................................................................8
Power Connection................................................................................................................................................................ 18
Power Sequence ................................................................................................................................................................... 20
Tuning System..................................................................................................................................................................... 21
Hardware ........................................................................................................................................................................... 21
Software............................................................................................................................................................................. 22
Package Dimensions............................................................................................................................................................. 23
0
Touch Detection ..........................................................................................................................................................3
AIC™ (Automatic Impedance Calibration)................................................................................................................3
APIS™ Touch Output .................................................................................................................................................3
24-pin Package (24QFN) ............................................................................................................................................8
FMA1125DC 24QFN Typical Application Circuit: Internal LDO.............................................................................9
FMA1125DC 24QFN Typical Application Circuit: External LDO Case 1 ..............................................................10
FMA1125DC 24QFN Typical Application Circuit: External LDO Case 2 ..............................................................11
16-pin Package (16QFN) ..........................................................................................................................................12
FMA1125DC 16QFN Typical Application Circuit: Internal LDO...........................................................................13
24-pin Package (24SSOP).........................................................................................................................................14
FMA1125DC 24SSOP / 24SOP Typical Application Circuit: Internal LDO...........................................................15
16-pin Package (16SOP)...........................................................................................................................................16
FMA1125DC 16SOP Typical Application Circuit: Internal LDO ...........................................................................17
Power Connection Type is Case B or Case D...........................................................................................................20
Power Connection Type is Case A, Case C, or Case E.............................................................................................20
Fujitsu Microelectronics America, Inc.
2
C ......................................................................................................................................6
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