FMA1125DC-24N Fujitsu, FMA1125DC-24N Datasheet - Page 22
FMA1125DC-24N
Manufacturer Part Number
FMA1125DC-24N
Description
IC, CONTROLLER, TOUCH SENSOR, 24QFN
Manufacturer
Fujitsu
Datasheet
1.FMA1125DC-24S-CS.pdf
(30 pages)
Specifications of FMA1125DC-24N
Brief Features
Patented Fully Digital Architecture, Configurable Touch Input Channels, Host Interface Via I2C
Supply Voltage Range
2.3V To 5.5V
Operating Temperature Range
-40°C To +90°C
Ic Function
Touch Sensor Controller
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Touch Sensor Controller
Power Sequence
To initialize the FMA1125DC properly, please refer to the Power Sequence below when the power is given initially during boot-up.
If the reset transition time during power on does not follow the time sequence below, the Internal LDO and oscillator would not operate
normally.
The Power Sequence is based on the Power Connection type and is shown in the following example.
Power Connection Type is Case B or Case D
Power Connection Type is Case A, Case C, or Case E
20
Fujitsu Microelectronics America, Inc.
RESET_N
VDDH(IO)
VDDH (2.5V or 3.3V or 5.5V) x 0.9
V25(Core)
RESET_N
VDDH(IO)
VDDH (3.3V or 5.5V) x 0.9
V25 (2.5V) x 0.9
Fixed “L”
Fixed “L”
Confidential
Reset Period
Min 0.1 msec
Reset Period
Min 0.1 msec
GND + 0.3V
GND + 0.3V