Key input circuit

Example of key input circuit using TVS diode for electrostatic protection

Key input circuit

Lineup

MCU

TXZ+™3A Series M3H Group

Series Group Function
TXZ+™3A Series M3H Group Arm® Cortex®-M3, 120 MHz, 2.7 to 5.5 V operation

TVS diode

Part number DF2B7BSL DF2B5M4SL DF2B6M4SL
Package SL2 SL2 SL2
VESD [kV] ±30 ±20 ±20
VRWM (Max) [V] 5.5 3.6 5.5
Ct (Typ.) [pF] 12 0.2 0.2
RDYN (Typ.) [Ω] 0.2 0.5 0.5

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* Arm and Cortex are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
* TXZ+™ is a trademark of Toshiba Electronic Devices & Storage Corporation.
* Other company names, product names, and service names may be trademarks of their respective companies.

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