ICStation TTP223 Capacitive Touch Sensor Module

Description

• @VDD=3V, no load, SLRFTB=1
• The response time max about 60mS at fast mode, 220mS at low power mode @VDD=3V
• Sensitivity can adjust by the capacitance(0~50pF) outside
• Have two kinds of sampling length by pad option(SLRFTB pin)
• Stable touching detection of human body for replacing traditional direct switch key
• Provides Fast mode and Low Power mode selection by pad option(LPMB pin)
• Provides direct mode、toggle mode by pad option(TOG pin)
  Open drain mode by bonding option, OPDO pin is open drain output, Q pin is CMOS output
• All output modes can be selected active high or active low by pad option(AHLB pin)
• Have the maximum on time 100sec by pad option(MOTB pin)
• Have external power on reset pin(RST pin)
• After power-on have about 0.5sec stable-time, during the time do not touch the key pad, And the function is disabled
• Auto calibration for life
• Re-calibration period is about 4.0sec, when key has not be touched

Product Description

TTP223 Self Lock Jog Capacitive Switch Single Road Reconstruction Touch Key Module

Feature:

Module size: 15mmx11mm
Power supply: 2.5v-5.5v
The latest version and red board